Get Free Samples! Come fill out the form ! ! !

Call us: +86 0755-82563503

English

Currency: $ US Dollar

STM32F103C8T6
MFI343S00177
STM32F407VET6
ATMEGA328P-PU

Categories
- Integrated Circuits (ICs)
  - Integrated Circuits (ICs)
  - AC to DC Converter ICs
  - Active Filters
  - ADC
  - AFE
  - Analog Multipliers & Dividers
  - Analog Switches & Multiplexers ICs
  - Application Specific Microcontrollers
  - Application Specific Timer
  - Audio Amplifiers
  - Audio Special Purpose
  - Battery Chargers ICs
  - Battery Management ICs
  - Buffers & Transceivers
  - Capacitive Sensors
  - Clock Buffers & Drivers
  - Clock Generators
  - CODECs Interface ICs
  - Comparators
  - Configuration Proms for FPGAs
  - Controllers Interface ICs
  - Converting Interface ICs
  - Counters & Dividers
  - CPLDs
  - Current Regulator IC
  - DAC
  - DC DC Voltage Regulators
  - DC to DC converter
  - DDS
  - Delay Lines Timing ICs
  - Digital Potentiometers
  - Display Drivers ICs
  - Drivers Interface ICs
  - DSP
  - Embedded ICs Modules
  - Energy Metering ICs
  - FIFOs Memory
  - Flip Flops
  - FPGAs
  - FPGAs with Microcontrollers
  - Full & Half-Bridge Drivers ICs
  - Gate Drivers ICs
  - Gates & Inverters
  - Hot Swap Controllers
  - I/O Expanders
  - IC Batteries
  - Ideal Diode controller
  - Instrumentational OP Amps
  - Interface ICs Modules
  - Laser Driver ICs
  - Latches
  - LED Driver ICs
  - Lighting Controllers
  - Linear Comparators
  - Linear Regulator Controllers
  - Linear Voltage Regulators
  - Memory
  - Memory Batteries
  - Memory Controllers
  - Microcontrollers
  - Microprocessors
  - Modems ICs & Modules
  - Motor Drivers
  - Multi-Functional Gates & Inverters
  - Multivibrators
  - Multivibrators
  - PFC PMICs
  - PLDs
  - PoE Controllers
  - Power Supply Control ICs
  - Power Switches ICs
  - Programmable Timers & Oscillators
  - RMS to DC Converters
  - RTCs
  - Sensor & Detector Interface ICs
  - Serializers & Deserializers
  - Shift Registers
  - Signal Buffers
  - Signal Switches & Multiplexers
  - Signal Terminators
  - SoC
  - Special Purpose ADCs/DACs
  - Special Purpose Amplifiers
  - Special Purpose Analog Switches
  - Specialized ICs
  - Specialized Interface ICs
  - Specialized Power Management ICs
  - Specialized Voltage Regulators
  - Specialty Logic ICs
  - Switching Voltage Regulators
  - Telecom Interface ICs
  - Thermal Management
  - Touch Screen Controllers
  - UARTs
  - Universal Bus Functions
  - V/F & F/V Converters
  - Video Amps & Modules
  - Video Processing Linear ICs
  - Voice Record and Playback
  - Voltage Reference
  - Voltage Supervisors
  - Voltage Translators & Level Shifters
  - Integrated circuits, often referred to as ICs or microchips, are miniature electronic circuits that contain thousands to billions of transistors, resistors, capacitors, and other electronic components on a small semiconductor material. ICs are the building blocks of modern electronics and are used in a vast array of devices and systems, ranging from smartphones and computers to automotive electronics and medical devices. They provide compactness, high functionality, and improved performance by integrating multiple electronic functions onto a single chip.
- Connectors
  - Connectors
  - ARINC Connectors
  - Backplane Connector Contacts
  - Backplane Connectors Accessories
  - Backplane Connectors Housings
  - Backshells and Cable Clamps
  - Banana Tip Adapters
  - Banana Tip Binding Posts
  - Banana Tip Connectors Accessories
  - Banana Tip Jacks
  - Barrel Accessories
  - Barrel Adapters
  - Barrel Audio Connectors
  - Barrel Connectors
  - Barrel Power Connectors
  - Barrier Terminal Blocks
  - Between Series Adapters
  - Blade Type Power Connectors
  - Blade Type Power Connectors
  - Blade Type Power Connectors Accessories
  - Blade Type Power Connectors Housings
  - Board In Connectors
  - Board to Board Connectors
  - Card Edge Adapters
  - Card Edge Connectors Accessories
  - Card Edge Connectors Housings
  - Card Edge Contacts
  - Centronics Connectors
  - Circular Adapters
  - Circular Connectors
  - Circular Connectors Accessories
  - Circular Connectors Housings
  - Circular Contacts
  - Coaxial Connectors
  - Coaxial Connectors Accessories
  - D-Sub Adapters
  - D-Sub Connector Housings
  - D-Sub Connector Terminators
  - D-Sub Connectors
  - D-Sub Connectors Accessories
  - D-Sub Contacts
  - D-Sub Hoods
  - D-Sub Jackscrews
  - DIN 41612 Connectors
  - Din Rail Terminal Blocks
  - Edgeboard Connectors
  - Faceplates & Frames
  - Fiber Optic Adapters
  - Fiber Optic Connectors
  - Fiber Optic Connectors Accessories
  - Fiber Optic Connectors Housings
  - Flat Flexible Connector Housings
  - Flat Flexible Connectors
  - Flat Flexible Connectors Accessories
  - Flat Flexible Contacts
  - Foil Connectors
  - Hard Metric Connector
  - Headers & Male Pins
  - Heavy Duty Connectors Accessories
  - Heavy Duty Connectors Assemblies
  - Heavy Duty Connectors Frames
  - Heavy Duty Connectors Housings
  - Heavy Duty Connectors Modules
  - Heavy Duty Contacts
  - IC Adapters
  - IC and Component Sockets
  - IC Sockets Accessories
  - Inline Memory Module Sockets
  - Interface Modules Terminal Blocks
  - Keystone Accessories
  - Keystone Inserts
  - Knife Connectors
  - Leadframe Contacts
  - LGH Connectors
  - Magnetic Wire Terminals
  - Magnetics Modular Jacks
  - Memory Card Adapters
  - Memory Card Sockets
  - Memory Connectors Accessories
  - Modular Adapters
  - Modular Connectors Accessories
  - Modular Jacks
  - Modular Plug Housings
  - Modular Plugs
  - Multi Purpose Contacts
  - Panel Mount Connectors
  - Panel Mount Terminal Blocks
  - PC Pin Terminals
  - Photovoltaic Connectors
  - Photovoltaic Connectors Accessories
  - Photovoltaic Contacts
  - Pluggable Connectors
  - Pluggable Connectors Accessories
  - Pluggable Terminal Blocks
  - Power Distribution Terminal Blocks
  - Power Entry Connectors Accessories
  - Power Entry Connectors Modules
  - Quick-Connect & Quick-Disconnect Connectors
  - Rectangular Connectors
  - Rectangular Connectors Accessories
  - Rectangular Connectors Adapters
  - Rectangular Connectors Arrays
  - Rectangular Connectors Headers
  - Rectangular Connectors Housings
  - Rectangular Contact Inserts
  - Rectangular Terminals
  - RF Adapters
  - RF Contacts
  - RF Terminators
  - Ring Terminals
  - Screw Connectors
  - Shunts & Jumpers
  - Socket Terminals
  - Solder Lug Connectors
  - Spade Connectors
  - Specialized Backplane Connectors
  - Specialized Connectors
  - Specialized Terminal Blocks
  - Spring Loaded Contacts
  - Spring Loaded Rectangular Connectors
  - SSL Connectors
  - SSL Connectors Accessories
  - SSL Contacts
  - Terminal Block Adapters
  - Terminal Blocks - Contacts
  - Terminal Blocks Accessories
  - Terminal Jumpers
  - Terminal Junction Systems
  - Terminal Marker Strips
  - Terminal Strips and Turret Boards
  - Terminal Wire Ferrules
  - Terminals Accessories
  - Terminals Adapters
  - Terminals Housings
  - Transistor Sockets
  - Turret Connectors
  - Video Adapters
  - Video Connector Accessories
  - Video Connectors
  - Wire Pin Connectors
  - Wire Splice Connectors
  - Wire-to-Board Connectors
  - Wire-to-Board Terminal Blocks
  - Wiring Blocks Accessories
  - Wiring Modular Connectors
  - Connectors are devices used to establish electrical or mechanical connections between two or more components or systems. They provide a means for joining cables, wires, or other conductive elements, enabling the transmission of electrical signals, power, or data. Connectors come in a wide range of forms, including electrical connectors, coaxial connectors, modular connectors, and fiber optic connectors. They play a critical role in industries such as telecommunications, automotive, aerospace, and consumer electronics, facilitating reliable and secure connections.
- Discrete Semiconductors
  - Discrete Semiconductors
  - Arrays BJT Transistors
  - BJT Transistors Arrays
  - Bridge Rectifiers
  - DIACs and SIDACs
  - IGBTs Modules
  - IGBTs Transistors Arrays
  - JFETs Transistors
  - MOSFETs Transistors Arrays
  - Power Driver Modules
  - Pre-Biased BJT Transistors
  - Programmable Unijunction Transistors
  - Rectifier Diode Array
  - RF BJT Transistors
  - RF Diodes
  - RF MOSFETs Transistors
  - SCRs Thyristors
  - Single BJT Transistors
  - Single IGBTs
  - Single IGBTs
  - Single MOSFETs Transistors
  - Single-Phase Diode Rectifier
  - Specialized Transistors
  - Thyristors Modules
  - TRIACs Thyristors
  - Varactors
  - Zener Diode Arrays
  - Zener Single Diodes
  - Discrete Semiconductor refer to electronic components that are individual and separate from each other, as opposed to integrated circuits that contain multiple components on a single chip. These discrete components include diodes, transistors, thyristors, and other similar devices that perform specific functions in electronic circuits. They are commonly used in power supplies, amplifiers, and other electronic devices where precise control and regulation of electrical signals is required. Discrete Semiconductor Products are available in a variety of sizes, shapes, and specifications to meet the needs of different applications. They are widely used in the electronics industry and are essential components in many electronic devices.
- Capacitors
  - Capacitors
  - Aluminum Electrolytic Capacitors
  - Aluminum Polymer Capacitors
  - Capacitor Accessories
  - Capacitor Networks
  - Ceramic Capacitors
  - Ceramic Capacitors
  - Film Capacitors
  - Mica & PTFE Capacitors
  - Niobium Oxide Capacitors
  - Silicon Capacitors
  - Supercapacitors & EDLC
  - Tantalum Capacitors
  - Tantalum Polymer Capacitors
  - Thin Film Capacitors
  - Trimmers Variable
  - Capacitors are electronic components that store and release electrical energy. They consist of two conductive plates separated by an insulating material known as a dielectric. Capacitors are widely used in electronic circuits for various purposes, including energy storage, filtering, decoupling, timing, and coupling signals. They are available in different types, such as electrolytic capacitors, ceramic capacitors, and tantalum capacitors, each with unique characteristics suitable for different applications.
- Sensors
  - Sensors
  - CdS Cells
  - Accelerometers
  - Accessories
  - Amplifiers
  - Analog & Digital Sensor
  - Analog & Digital Sensors
  - Analog Optical Sensors
  - Angle & Linear Position Measuring Sensors
  - Camera Modules
  - Color Sensors
  - Current Sensors
  - Distance Measuring Sensors
  - Dust Sensors
  - Encoders
  - Float & Level Sensors
  - Flow Sensors
  - Force Sensors
  - Gas Sensors
  - Gyroscopes
  - Humidity Sensors
  - Image Sensors
  - IMUs
  - Inclinometers
  - IrDA Transceiver Modules
  - Junction Blocks
  - Logic Optical Sensors
  - Logic Photo Detectors
  - Logic Photointerrupters
  - LVDT Transducers
  - Magnetic Compass Sensors Modules
  - Magnetic Linear Sensors ICs
  - Magnetic Position Sensors Modules
  - Magnetic Switches
  - Mechanical Temperature Sensors
  - Multi Purpose Magnets
  - Multifunction
  - NTC Thermistors
  - Occupancy Sensors
  - Optical Motion Sensors
  - Optical Sensors Remote Receiver
  - Photodiodes
  - Photoelectric Sensors
  - Phototransistors
  - Proximity Sensors
  - PTC Thermistors
  - RTD
  - Sensor Cable Accessories
  - Sensor Cable Assemblies
  - Sensor Matched Magnets
  - Shock Sensors
  - Solar Cells
  - Solid State Thermostats
  - Specialized Sensors
  - Strain Gauges
  - Thermocouple Temperature Sensors
  - Tilt Switch Sensors
  - Touch Sensors
  - Transducers
  - Transistor Optical Sensors
  - Ultrasonic Receivers
  - UV Sensors
  - Vibration Sensors
  - Sensors are devices that detect and measure physical or environmental parameters and convert them into electrical signals. They enable the acquisition of real-world data for monitoring, control, and feedback purposes. Sensors can detect variables such as temperature, pressure, light, motion, proximity, and many others. They find application in diverse fields, including automotive systems, consumer electronics, industrial automation, healthcare, and environmental monitoring.
- Resistors
  - Resistors
  - Chassis Mount Resistors
  - Chip SMD Resistors
  - Chip SMD Resistors
  - Resistor Accessories
  - Resistor Arrays
  - Specialized Resistors
  - Through Hole Resistors
  - Resistors are passive electronic components designed to impede the flow of electric current in a circuit. They are used to control current levels, divide voltage, and limit power dissipation. Resistors are available in various types, including fixed resistors, variable resistors (potentiometers), and specialized resistors for specific applications such as high power or precision requirements. They are fundamental components in electronic circuits, playing roles in voltage regulation, signal conditioning, and impedance matching.
- Isolators
  - Isolators
  - Digital Isolators
  - Isolated Gate Drivers
  - Logic Optoisolators
  - Photovoltaic Optoisolators
  - Specialized Isolators
  - Triac Optoisolators
  - Isolators, also known as isolation devices or isolating components, are electronic components designed to electrically separate or isolate different parts of a circuit or system. They provide protection by preventing unwanted electrical currents, noise, or interference from affecting sensitive components or systems. Isolators are commonly used in applications where electrical isolation is crucial, such as power supplies, communication systems, motor control, and industrial automation. They ensure reliable operation, safety, and protection from electrical disturbances or faults.
- Board Mount Power Supplies
  - Board Mount Power Supplies
  - Board Mount AC DC Converters
  - Board Mount Accessories
  - Board Mount DC DC Converters
  - Off-board LED Drivers
  - Box and enclosure products refer to electronic components that are designed to protect and house electronic devices. These products come in a variety of shapes and sizes, and are typically made from materials such as plastic, metal, or fiberglass. Box and enclosure products are essential for protecting electronic components from environmental factors such as dust, moisture, and temperature fluctuations. They also provide a secure and organized way to store and transport electronic devices. Box and enclosure products are commonly used in industries such as telecommunications, aerospace, and automotive, as well as in consumer electronics.
- RF/IF & RFID
  - RF/IF & RFID
  - Attenuators
  - Balun
  - RF Accessories
  - RF Amplifiers
  - RF Antennas
  - RF Boards
  - RF Demodulators
  - RF Detectors
  - RF Directional Coupler
  - RF Front End
  - RF Misc ICs and Modules
  - RF Mixers
  - RF Modulators
  - RF Multiplexers
  - RF Power Controller ICs
  - RF Power Dividers
  - RF Receivers
  - RF Shields
  - RF Switches
  - RF Transceiver ICs
  - RF Transceiver Modules
  - RF Transmitter
  - RF Transmitters
  - RFI & EMI Contacts
  - RFI & EMI Materials
  - RFID Accessories
  - RFID Antennas
  - RFID Boards
  - RFID ICs
  - RFID Reader Modules
  - RFID Tags
  - RF power dividers/splitters are electronic components that are used to divide or split an incoming RF signal into multiple output signals. These components are commonly used in communication systems, such as radio and television broadcasting, as well as in radar and satellite communication systems. RF power dividers/splitters are designed to maintain signal integrity and minimize signal loss, ensuring that each output signal is of equal strength and quality. They come in various configurations, including 2-way, 3-way, 4-way, and 8-way, and can be used in both indoor and outdoor applications. RF power dividers/splitters are essential components in any RF system that requires signal distribution.
- Circuit Protection
  - Circuit Protection
  - Circuit Breakers
  - Circuit Protection Accessories
  - Electrical Fuses
  - Fuseholders
  - Fuses
  - GDT
  - GFCI
  - ICL
  - Lighting Protection
  - PTC Resettable Fuses
  - Surge Suppression ICs
  - Thermal Fuses
  - TVS Diodes
  - TVS Mixed Technology
  - TVS SPDs
  - TVS Thyristors
  - TVS Varistors
  - Circuit protection is a crucial aspect of electronic components classification. It refers to the measures taken to prevent damage to electronic circuits due to overvoltage, overcurrent, or short circuits. Circuit protection devices such as fuses, circuit breakers, surge protectors, and voltage regulators are used to safeguard electronic components from damage caused by power surges, lightning strikes, and other electrical disturbances. These devices are designed to interrupt the flow of current when the voltage or current exceeds a safe level, thereby protecting the circuit and preventing damage to the electronic components. Circuit protection is essential for ensuring the reliability and longevity of electronic devices and systems.
- Crystals
  - Crystals
  - Crystals
  - Crystals Accessories
  - Oscillators
  - Pin Configurable Oscillators
  - Programmable Oscillators
  - Resonators
  - Stand Alone Programmers
  - Voltage Controlled Oscillators
  - Crystals, in the context of electronics, refer to quartz crystals or other similar crystalline structures used as precise timing references or frequency-determining elements. These crystals exhibit a phenomenon called piezoelectricity, which allows them to generate a stable and accurate electrical signal when subjected to mechanical stress or voltage. Crystals are extensively used in oscillators
- Inductors
  - Inductors
  - Adjustable Inductors
  - Delay Lines
  - Fixed Inductors
  - Signal Transformers
  - Wireless Charging Coils
  - Inductors are passive electronic components that store electrical energy in the form of a magnetic field. They are typically made of a coil of wire wound around a core material and are used in various electrical circuits and systems. Inductors resist changes in current flow and are commonly employed in filtering, energy storage, impedance matching, and signal conditioning applications. They play a vital role in applications such as power supplies, radio frequency (RF) circuits, motor control, and electromagnetic compatibility (EMC) solutions.
- Filters
  - Filters
  - Cable Ferrites
  - Ceramic Filters
  - Common Mode Chokes
  - DSL Filters
  - EMI/RFI Filters
  - Feed Through Capacitors
  - Ferrite Beads and Chips
  - Ferrite Disks and Plates
  - Filters Accessories
  - Helical Filters
  - Monolithic Crystals
  - Power Line Filter Modules
  - RF Filters
  - SAW Filters
  - Filters are electronic components designed to selectively allow or block certain frequencies or ranges of frequencies in a signal or waveform. They are used to remove unwanted noise, interference, or specific frequency components, and to shape or modify the frequency response of a circuit or system. Filters can be classified into different types, such as low-pass, high-pass, band-pass, and band-stop filters, each serving specific purposes in applications ranging from audio and communication systems to power electronics and signal processing.
- View All

Items : %s%s

Power Supply Control ICs

Name	Manufacturer	Quantity	Datasheet	Factory Lead Time	Lifecycle Status	Mount	Packaging	Published	Series	Pbfree Code	Part Status	Moisture Sensitivity Level (MSL)	Number of Terminations	ECCN Code	Max Operating Temperature	Min Operating Temperature	Operating Supply Voltage	Length	RoHS Status	Lead Free	Contact Plating	Radiation Hardening	Number of Pins	Additional Feature	Package / Case	Max Supply Voltage	REACH SVHC	Reach Compliance Code	Min Supply Voltage	Number of Drivers	Frequency	Height	Width	Thickness	Mounting Type	Weight	Operating Temperature	Technology	Operating Supply Current	Current - Supply	Height Seated (Max)	HTS Code	Number of Functions	Nominal Supply Current	Max Input Voltage	JESD-609 Code	Terminal Finish	Terminal Position	Terminal Form	Peak Reflow Temperature (Cel)	Supply Voltage	Time@Peak Reflow Temperature-Max (s)	Base Part Number	Pin Count	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Supply Voltage-Min (Vsup)	Operating Temperature (Max)	Operating Temperature (Min)	Number of Channels	Subcategory	Qualification Status	Power Supplies	Supply Voltage-Max (Vsup)	Output Voltage	Number of Outputs	Output Current	Voltage - Output	Voltage - Input	Max Output Current	Input Voltage-Nom	Analog IC - Other Type	Halogen Free	Applications	Element Configuration	Current - Output	Min Input Voltage	Supply Current-Max (Isup)	Propagation Delay	Turn On Delay Time	Watchdog Timer	Number of Voltages Monitored	Threshold Voltage	Adjustable Threshold	Undervoltage Threshold	Overvoltage Threshold	Supplier Device Package	Turn-Off Delay Time	Quiescent Current	Rise Time	Fall Time (Typ)	Accuracy	Control Mode	Switching Frequency	Input Voltage (Min)	Input Voltage (Max)	Telecom IC Type	Voltage - Supply	Control Technique	Switcher Configuration	Switching Frequency-Max	Regulator Type	Frequency - Switching	Number of Monitored Inputs
TLE4305GXUMA1	Infineon Technologies	RFQ Min: 1 Mult: 1	download	10 Weeks		Surface Mount	Tape & Reel (TR)	2009		yes	Discontinued	3 (168 Hours)	8	EAR99			42V	5mm	Non-RoHS Compliant	Lead Free			8		8-SOIC (0.154, 3.90mm Width)								4mm		Surface Mount		-40°C~150°C		1.5mA				1					DUAL	GULL WING	260			TLE4305	8													7V	1	3mA						Halogen Free	Secondary-Side Controller							No											2 %						8V~42V				ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
UCD3138064RGZT	Texas Instruments	RFQ Min: 1 Mult: 1	download		OBSOLETE (Last Updated: 3 months ago)	Surface Mount	Tape & Reel (TR)				Obsolete	3 (168 Hours)		3A991.A.2				7mm	ROHS3 Compliant	Lead Free		No	48		48-VFQFN Exposed Pad							1mm	7mm	900μm	Surface Mount		-40°C~125°C									e4	Nickel/Palladium/Gold (Ni/Pd/Au)						UCD3138064				0.5mm											8						POWER SUPPLY MANAGEMENT CIRCUIT		Digital Power Controller																								3V~3.6V
LT8311HFE#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks			Tape & Reel (TR)	2014			Active	1 (Unlimited)	16	EAR99				6.5mm	ROHS3 Compliant						20-TSSOP (0.173, 4.40mm Width), 16 Leads, Exposed Pad								4.4mm		Surface Mount		-40°C~150°C			4.5mA	1.2mm	8542.39.00.01	1			e3	Matte Tin (Sn)	DUAL	GULL WING	NOT SPECIFIED		NOT SPECIFIED	LT8311	20		YES	0.65mm	R-PDSO-G16															12V	SWITCHING CONTROLLER		Secondary-Side Controller																			CURRENT-MODE		3.7V	30V		3.7V~30V
ISL6504ACB	Renesas Electronics America	RFQ Min: 1 Mult: 1	download				Tube				Obsolete	1 (Unlimited)	16	EAR99				9.9mm	Non-RoHS Compliant						16-SOIC (0.295, 7.50mm Width)								3.9mm		Surface Mount		0°C~70°C			17mA	1.75mm	8542.39.00.01	1					DUAL	GULL WING		5V		ISL6504			YES	1.27mm	R-PDSO-G16	4.75V			4				5.25V								POWER SUPPLY SUPPORT CIRCUIT		Power Supply Controller/Monitor										NO														4.75V~5.25V
TEA1611T/N2,518	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)				Obsolete	3 (168 Hours)							ROHS3 Compliant																		-25°C~70°C			2.4mA																																				Resonant Converter Controller																								11V~13V
ISPPAC-POWR1220AT8-02T100I	Lattice Semiconductor	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	2000	ispPAC®		Obsolete	3 (168 Hours)	100	EAR99				14mm	Non-RoHS Compliant	Lead Free			100		100-LQFP								14mm		Surface Mount		-40°C~85°C	CMOS	40mA		1.6mm	8542.39.00.01	1					QUAD	GULL WING		3.3V		ISPPAC-POWR1220AT8	100			0.5mm		2.8V			12	Power Management Circuits	Not Qualified	2.5/53/3.3V	3.96V					-0.3V~5.9V			POWER SUPPLY SUPPORT CIRCUIT		Power Supply Monitor, Sequencer										YES														2.8V~3.96V
LTC2953IDD-1#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks			Tape & Reel (TR)	2007			Active	1 (Unlimited)	12	EAR99				3mm	ROHS3 Compliant						12-WFDFN Exposed Pad								3mm		Surface Mount		-40°C~85°C	CMOS		14μA	0.8mm	8542.39.00.01	1			e3	Matte Tin (Sn)	DUAL	NO LEAD	260		30	LTC2953	12		YES	0.45mm	S-PDSO-N12	2.7V			1	Power Management Circuits	Not Qualified	2.7/28V	27V								POWER SUPPLY SUPPORT CIRCUIT		Push Button, On/Off Controller				0.026mA						YES														2.7V~27V
LTC2954ITS8-2#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks	PRODUCTION (Last Updated: 2 weeks ago)		Tape & Reel (TR)	2011			Active	1 (Unlimited)	8	EAR99				2.9mm	ROHS3 Compliant			No	8		SOT-23-8 Thin, TSOT-23-8								1.625mm		Surface Mount		-40°C~85°C	CMOS	6μA		1mm		1			e3	Matte Tin (Sn)	DUAL	GULL WING	260		30	LTC2954	8		YES	0.65mm		2.7V			1	Power Management Circuits		3/24V	26.4V								POWER SUPPLY SUPPORT CIRCUIT		Push Button, On/Off Controller				0.012mA						YES														2.7V~26.4V
MP6922AGS-Z	Monolithic Power Systems (MPS)	RFQ Min: 1 Mult: 1	download	12 Weeks		Surface Mount	Tape & Reel (TR)	2014			Active	2 (1 Year)	14					8.65mm	ROHS3 Compliant	Lead Free					14-SOIC (0.154, 3.90mm Width)								3.9mm		Surface Mount		-40°C~125°C		23mA		1.75mm	8542.39.00.01	1			e3	Matte Tin (Sn)	DUAL	GULL WING	260	12V	40					1.27mm	R-PDSO-G14	8V							24V								ANALOG CIRCUIT		Secondary-Side Controller, Synchronous Rectifier																								8V~24V
ISL62392CIRTZ-T	Intersil (Renesas Electronics America)	RFQ Min: 1 Mult: 1	download	17 Weeks		Surface Mount		2004			Active	3	28	EAR99	100°C	-40°C		4mm	RoHS Compliant				28	OUTPUT VOLTAGE IS ADJUSTABLE FROM 0.6 TO 5.5V; PWM CONTROL TECHNIQUE ALSO POSSIBLE								750μm	4mm						150μA				1			e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD	260		30		28	INDUSTRIAL								Switching Regulator or Controllers	Not Qualified			3.3V	2		5.5V			12V	DUAL SWITCHING CONTROLLER				20A																	CURRENT-MODE						HYSTERETIC CURRENT MODE	PHASE-SHIFT			28kHz
ISL6504ACRZ-T	Renesas Electronics America	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)				Obsolete	3 (168 Hours)	20					6mm	ROHS3 Compliant						20-VQFN Exposed Pad								6mm		Surface Mount		0°C~70°C			17mA	1mm		1			e3	Matte Tin (Sn)	QUAD	NO LEAD	NOT SPECIFIED	5V	NOT SPECIFIED	ISL6504			YES	0.8mm	S-PQCC-N20	4.75V			4				5.25V								POWER SUPPLY SUPPORT CIRCUIT		Power Supply Controller/Monitor										NO														4.75V~5.25V
ADM1041ARQ	Rochester Electronics	RFQ Min: 1 Mult: 1					Tube			no	Obsolete	1 (Unlimited)	24					8.6614mm	Non-RoHS Compliant						24-SSOP (0.154, 3.90mm Width)								3.9116mm		Surface Mount		-40°C~85°C	CMOS		6mA	1.7526mm		1			e0	TIN LEAD	DUAL	GULL WING	240	5V	30		24		YES	0.635mm	R-PDSO-G24						COMMERCIAL												Power Supply, Servers																							TELECOM CIRCUIT	4.5V~5.5V
ADP1046AACPZ-R7	Analog Devices Inc.	RFQ Min: 1 Mult: 1	download	12 Weeks	PRODUCTION (Last Updated: 1 month ago)	Surface Mount	Tape & Reel (TR)			no	Active	1 (Unlimited)	32	EAR99			3.3V		ROHS3 Compliant	Contains Lead		No	32		32-WFQFN Exposed Pad, CSP		No SVHC								Surface Mount		-40°C~125°C	CMOS	20mA						3.6V			QUAD			3.3V		ADP1046	32			0.5mm						Power Management Circuits				2.5V	4			0V~1.6V			SWITCHING CONTROLLER		Power Supplies			3V																	200MHz				3V~3.6V
LTC2956CUD-1#PBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	16 Weeks	PRODUCTION (Last Updated: 3 weeks ago)	Surface Mount	Tube	2015			Active	1 (Unlimited)	12					3mm	ROHS3 Compliant				12		12-WFQFN Exposed Pad								3mm		Surface Mount		0°C~70°C	CMOS	3μA		0.8mm		1			e3	Matte Tin (Sn)	QUAD	NO LEAD	NOT SPECIFIED	3.3V	NOT SPECIFIED	LTC2956	12			0.5mm		1.5V							36V								ANALOG CIRCUIT		Wake Up Timer																								1.5V~36V
ADP1043AACPZ-RL	Analog Devices Inc.	RFQ Min: 1 Mult: 1	download	8 Weeks	PRODUCTION (Last Updated: 1 month ago)	Surface Mount	Tape & Reel (TR)			no	Active	2 (1 Year)	32	EAR99			3.3V	5mm	ROHS3 Compliant	Contains Lead	Tin		32		32-VFQFN Exposed Pad, CSP							830μm			Surface Mount		-40°C~85°C		20mA			8542.39.00.01	1			e3		QUAD	NO LEAD	260	3.3V	30	ADP1043	32									Power Management Circuits	Not Qualified							0V~1.55V		3.3V	SWITCHING CONTROLLER		Power Supplies																			CURRENT-MODE					3.1V~3.6V	PULSE WIDTH MODULATION	SINGLE	210kHz
ADP1071-2ARWZ-R7	Analog Devices Inc.	RFQ Min: 1 Mult: 1	download	8 Weeks	PRODUCTION (Last Updated: 3 weeks ago)		Tape & Reel (TR)			no	Active	1 (Unlimited)	16					10.3mm	ROHS3 Compliant				16		16-SOIC (0.295, 7.50mm Width)								7.5mm		Surface Mount		-40°C~125°C			22mA	2.65mm		1					DUAL	GULL WING		12V			16		YES	1.27mm														0.4V~3V		24V	SWITCHING CONTROLLER		Flyback, Forward Converters																			CURRENT-MODE					4.7V~60V	PULSE WIDTH MODULATION	SINGLE	660kHz
TEA1761T/N2,118	Rochester Electronics	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)		GreenChip™		Obsolete	3 (168 Hours)							Non-RoHS Compliant						8-SOIC (0.154, 3.90mm Width)										Surface Mount		-20°C~150°C			1mA																																				Secondary-Side Controller													8-SO											8.6V~38V
FAN6292MX	ON Semiconductor	RFQ Min: 1 Mult: 1	download	6 Weeks	LAST SHIPMENTS (Last Updated: 2 weeks ago)	Surface Mount	Tape & Reel (TR)	2017		yes	Obsolete	3 (168 Hours)	8					4.9mm	RoHS Compliant						8-SOIC (0.154, 3.90mm Width)								3.9mm		Surface Mount	230.4mg	-40°C~125°C			8mA	1.75mm		1			e3	Tin (Sn)	DUAL	GULL WING		5V						1.27mm	R-PDSO-G8				1				6V					0V~6V			POWER SUPPLY SUPPORT CIRCUIT		Secondary-Side Controller, Synchronous Rectifier										NO														6V
ADM1166ASUZ-REEL7	Analog Devices Inc.	RFQ Min: 1 Mult: 1	download	16 Weeks	PRODUCTION (Last Updated: 1 week ago)	Surface Mount	Tape & Reel (TR)		Super Sequencer®	no	Active	3 (168 Hours)	48	EAR99				7mm	ROHS3 Compliant	Contains Lead	Tin		48		48-TQFP								7mm		Surface Mount		-40°C~85°C		4.2mA		1.2mm	8542.39.00.01	1			e3		QUAD	GULL WING	260	4.75V	30	ADM1166	48			0.5mm		2.7V			10				5.4V					3V~14.4V			POWER SUPPLY MANAGEMENT CIRCUIT		Power Supply Monitor, Sequencer									14.4V	YES	6V	8.4V												3V~14.4V						10
LTC2978IUP#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)	2012		yes	Obsolete	1 (Unlimited)	64	EAR99				9mm	RoHS Compliant						64-WFQFN Exposed Pad			compliant					9mm		Surface Mount		-40°C~85°C	CMOS		10mA	0.8mm	8542.39.00.01	1			e3	Matte Tin (Sn)	QUAD	NO LEAD	260	12V	30	LTC2978	64		YES	0.5mm	S-PQCC-N64	4.5V			8	Power Management Circuits	Not Qualified	3.312V	15V								POWER SUPPLY MANAGEMENT CIRCUIT		Power Supply Controller/Monitor				13mA						YES														3.3V 4.5V~15V
LTC3706EGN#TRPBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	20 Weeks	PRODUCTION (Last Updated: 3 weeks ago)		Tape & Reel (TR)	2011	PolyPhase®		Active	1 (Unlimited)	24	EAR99				8.649mm	ROHS3 Compliant				24		24-SSOP (0.154, 3.90mm Width)								3.899mm		Surface Mount		-40°C~85°C	CMOS	4.2mA				1			e3	Matte Tin (Sn)	DUAL	GULL WING	260		30	LTC3706	24		YES	0.635mm					1	Switching Regulator or Controllers	Not Qualified			7V				5V~30V		15V	SWITCHING CONTROLLER		Secondary-Side Controller																			CURRENT-MODE	345kHz				5V~10V	PULSE WIDTH MODULATION	SINGLE
UCD3138RJAR	Texas Instruments	RFQ Min: 1 Mult: 1	download	12 Weeks	ACTIVE (Last Updated: 4 days ago)		Tape & Reel (TR)			yes	Active	2	40					6mm	ROHS3 Compliant	Lead Free			40		40-VFQFN Exposed Pad							1mm	6mm	900μm	Surface Mount		-40°C~125°C			100mA			1					QUAD	NO LEAD		3.3V		UCD3138			YES	0.5mm		3V			1				3.6V								POWER SUPPLY MANAGEMENT CIRCUIT		Digital Power Controller										NO														3V~3.6V
ISPPAC-POWR1014-01T48I	Lattice Semiconductor	RFQ Min: 1 Mult: 1	download			Surface Mount	Tray	2000	ispPAC®	no	Obsolete	3 (168 Hours)	48	EAR99				7mm	Non-RoHS Compliant	Lead Free			48		48-LQFP								7mm		Surface Mount		-40°C~85°C	CMOS	20mA		1.6mm	8542.39.00.01	1			e0	TIN LEAD	QUAD	GULL WING	240	3.3V	30	ISPPAC-POWR1014	48			0.5mm		2.8V			10	Power Management Circuits		2.5/53/3.3V	3.96V					-0.3V~5.9V			POWER SUPPLY SUPPORT CIRCUIT		Power Supply Monitor, Sequencer							No	10		YES														2.8V~3.96V
MAX786EAI+	Maxim Integrated	RFQ Min: 1 Mult: 1					Tube			yes	Active	1	28	EAR99				10.2mm	RoHS Compliant					5 VOLT OUTPUT ALSO AVAILABLE				compliant					5.3mm					BICMOS			2mm	8542.31.00.01	1			e3	Matte Tin (Sn)	DUAL	GULL WING	260		NOT SPECIFIED		28	INDUSTRIAL	YES	0.65mm	R-PDSO-G28		85°C	-40°C		Switching Regulator or Controllers	Not Qualified	515V		3.35V						15V	DUAL SWITCHING CONTROLLER																					CURRENT-MODE		5.5V	30V			PULSE WIDTH MODULATION	BUCK	350kHz
FAN6248LCMX	ON Semiconductor	RFQ Min: 1 Mult: 1	download	4 Weeks	ACTIVE (Last Updated: 1 week ago)		Tape & Reel (TR)			yes	Active	1	8					4.9mm	RoHS Compliant					OUTPUT VOLTAGE RANGE FROM 1.5 V TO7 V	8-SOIC (0.154, 3.90mm Width)								3.9mm		Surface Mount		-40°C~125°C			8.5mA	1.75mm		1			e3	Tin (Sn)	DUAL	GULL WING	NOT SPECIFIED		NOT SPECIFIED				YES	1.27mm	R-PDSO-G8													4V~4.7V		12V	SWITCHING CONTROLLER		Secondary-Side Controller, Synchronous Rectifier																								0V~27V		SINGLE
LTC2924CGN#PBF	Linear Technology / Analog Devices	RFQ Min: 1 Mult: 1	download	8 Weeks			Tube	2005			Active	1 (Unlimited)	16	EAR99				4.8895mm	ROHS3 Compliant						16-SSOP (0.154, 3.90mm Width)								3.9mm		Surface Mount		0°C~70°C	CMOS		1.5mA	1.75mm	8542.39.00.01	1			e3	Matte Tin (Sn)	DUAL	GULL WING	260	5V	30	LTC2924	16		YES	0.635mm	R-PDSO-G16	3V			4	Power Management Circuits	Not Qualified	3.3/5V	6V								POWER SUPPLY SUPPORT CIRCUIT		Power Supply Sequencer				3mA						NO														3V~6V
LM3880QMFE-1AA/NOPB	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 5 days ago)	Surface Mount	Tape & Reel (TR)		Automotive, AEC-Q100	yes	Active	1 (Unlimited)	6	EAR99				2.9mm	ROHS3 Compliant	Lead Free			6		SOT-23-6							1.45mm	1.6mm	1.2mm	Surface Mount		-40°C~125°C	CMOS	25μA				1			e3	Matte Tin (Sn)	DUAL	GULL WING	260	3.3V		LM3880	6			0.95mm		2.7V			1	Power Management Circuits			5.5V								ANALOG CIRCUIT		Automotive, Power Supply Sequencer				0.08mA			No	3							25μA									2.7V~5.5V
UCC24610DR	Texas Instruments	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 3 days ago)	Surface Mount	Tape & Reel (TR)		GREEN Rectifier™	yes	Active	1 (Unlimited)	8	EAR99				4.9mm	ROHS3 Compliant	Lead Free		No	8	ALSO OPERATES IN ADJUSTABLE MODE FROM 4.5 TO 5.5V	8-SOIC (0.154, 3.90mm Width)	5.5V			4.5V	1	600kHz	1.75mm	3.91mm	1.58mm	Surface Mount		-40°C~125°C	BICMOS	2.15mA				1	70μA		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING	260			UCC24610	8													5.5V		3A		4.5V~5.5V	3A	5V	SWITCHING CONTROLLER		Flyback, Forward Converters, LLC	Single				20 ns	70 ns								35 ns		14ns	9 ns								PULSE WIDTH MODULATION
NCP4308AMTTWG	ON Semiconductor	RFQ Min: 1 Mult: 1	download	4 Weeks	ACTIVE (Last Updated: 3 days ago)		Tape & Reel (TR)	2009		yes	Active	3 (168 Hours)	8					2mm	ROHS3 Compliant	Lead Free				CONFIGURED AS FLYBACK AND LLC TOPOLOGY	8-WFDFN Exposed Pad								2mm		Surface Mount		-40°C~125°C				0.8mm		1				Nickel/Gold/Palladium (Ni/Au/Pd)	DUAL	NO LEAD							YES	0.5mm	S-PDSO-N8															12V	SWITCHING CONTROLLER		Secondary-Side Controller, Synchronous Rectifier																					4.2V	35V		35V	RESONANT CONTROL
MAX5973ETL+T	Maxim Integrated	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)	2015		yes	Obsolete	1 (Unlimited)	40	EAR99					ROHS3 Compliant			No	40		40-WFQFN Exposed Pad										Surface Mount		-40°C~85°C	BICMOS				8542.39.00.01				e3	MATTE TIN	QUAD		260	12V		MAX5973				0.4mm						Power Management Circuits		12V											Multiphase Controller				6.5mA																				9V~14V

TLE4305GXUMA1 Infineon Technologies
TLE4305GXUMA1 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Infineon Technologies stock available at HK JDW

Price: 0.0000
RFQ
UCD3138064RGZT Texas Instruments
UCD3138064RGZT datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
LT8311HFE#TRPBF Linear Technology / Analog Devices
LT8311HFE#TRPBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
ISL6504ACB Renesas Electronics America
ISL6504ACB datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Renesas Electronics America Inc. stock available at HK JDW

Price: 0.0000
RFQ
TEA1611T/N2,518 Rochester Electronics
TEA1611T/N2,518 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Rochester Electronics, LLC stock available at HK JDW

Price: 0.0000
RFQ
ISPPAC-POWR1220AT8-02T100I Lattice Semiconductor
ISPPAC-POWR1220AT8-02T100I datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Lattice Semiconductor Corporation stock available at HK JDW

Price: 0.0000
RFQ
LTC2953IDD-1#TRPBF Linear Technology / Analog Devices
LTC2953IDD-1#TRPBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
LTC2954ITS8-2#TRPBF Linear Technology / Analog Devices
LTC2954ITS8-2#TRPBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
MP6922AGS-Z Monolithic Power Systems (MPS)
MP6922AGS-Z datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Monolithic Power Systems Inc. stock available at HK JDW

Price: 0.0000
RFQ
ISL62392CIRTZ-T Intersil (Renesas Electronics America)
ISL62392CIRTZ-T datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Intersil (Renesas Electronics America) stock available at HK JDW

Price: 0.0000
RFQ
ISL6504ACRZ-T Renesas Electronics America
ISL6504ACRZ-T datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Renesas Electronics America Inc. stock available at HK JDW

Price: 0.0000
RFQ
ADM1041ARQ Rochester Electronics
ADM1041ARQ datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Rochester Electronics, LLC stock available at HK JDW

Price: 0.0000
RFQ
ADP1046AACPZ-R7 Analog Devices Inc.
ADP1046AACPZ-R7 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Analog Devices Inc. stock available at HK JDW

Price: 0.0000
RFQ
LTC2956CUD-1#PBF Linear Technology / Analog Devices
LTC2956CUD-1#PBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
ADP1043AACPZ-RL Analog Devices Inc.
ADP1043AACPZ-RL datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Analog Devices Inc. stock available at HK JDW

Price: 0.0000
RFQ
ADP1071-2ARWZ-R7 Analog Devices Inc.
ADP1071-2ARWZ-R7 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Analog Devices Inc. stock available at HK JDW

Price: 0.0000
RFQ
TEA1761T/N2,118 Rochester Electronics
TEA1761T/N2,118 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Rochester Electronics, LLC stock available at HK JDW

Price: 0.0000
RFQ
FAN6292MX ON Semiconductor
FAN6292MX datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from ON Semiconductor stock available at HK JDW

Price: 0.0000
RFQ
ADM1166ASUZ-REEL7 Analog Devices Inc.
ADM1166ASUZ-REEL7 datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Analog Devices Inc. stock available at HK JDW

Price: 0.0000
RFQ
LTC2978IUP#TRPBF Linear Technology / Analog Devices
LTC2978IUP#TRPBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
LTC3706EGN#TRPBF Linear Technology / Analog Devices
LTC3706EGN#TRPBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
UCD3138RJAR Texas Instruments
UCD3138RJAR datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
ISPPAC-POWR1014-01T48I Lattice Semiconductor
ISPPAC-POWR1014-01T48I datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Lattice Semiconductor Corporation stock available at HK JDW

Price: 0.0000
RFQ
MAX786EAI+ Maxim Integrated
MAX786EAI+ datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Maxim Integrated stock available at HK JDW

Price: 0.0000
RFQ
FAN6248LCMX ON Semiconductor
FAN6248LCMX datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from ON Semiconductor stock available at HK JDW

Price: 0.0000
RFQ
LTC2924CGN#PBF Linear Technology / Analog Devices
LTC2924CGN#PBF datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Linear Technology/Analog Devices stock available at HK JDW

Price: 0.0000
RFQ
LM3880QMFE-1AA/NOPB Texas Instruments
LM3880QMFE-1AA/NOPB datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
UCC24610DR Texas Instruments
UCC24610DR datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Texas Instruments stock available at HK JDW

Price: 0.0000
RFQ
NCP4308AMTTWG ON Semiconductor
NCP4308AMTTWG datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from ON Semiconductor stock available at HK JDW

Price: 0.0000
RFQ
MAX5973ETL+T Maxim Integrated
MAX5973ETL+T datasheet pdf and PMIC - Power Supply Controllers, Monitors product details from Maxim Integrated stock available at HK JDW

Price: 0.0000
RFQ