Switching Voltage Regulators

Name	Manufacturer	Pricing(USD)	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	REACH SVHC	Reach Compliance Code	Frequency	Height	Width	Thickness	Mounting Type	Operating Temperature	Technology	Max Supply Current	Height Seated (Max)	Number of Functions	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	Output Type	Temperature Grade	Surface Mount	Terminal Pitch	JESD-30 Code	Supply Voltage-Min (Vsup)	Number of Channels	Subcategory	Qualification Status	Power Supplies	Supply Voltage-Max (Vsup)	Output Voltage	Output Current-Max	Number of Outputs	Output Current	Voltage - Output	Feature	Voltage - Output 1	Current - Output 1	Max Output Current	Input Voltage-Nom	Analog IC - Other Type	Current - Output	Min Input Voltage	Supply Current-Max (Isup)	Adjustable Threshold	Supplier Device Package	Max Output Voltage	Quiescent Current	Control Mode	Switching Frequency	Input Voltage (Min)	Input Voltage (Max)	Voltage - Supply	Min Output Voltage	Control Technique	Switcher Configuration	Topology	Max Duty Cycle	Frequency - Switching	Current - Output 2	Voltage - Output 2	w/Sequencer	Voltage/Current - Output 1	Voltage/Current - Output 2	w/LED Driver	Voltage - Output 3	Voltage/Current - Output 3	Current - Output 3	w/Supervisor
NCP6924GFCCHT1G	ON Semiconductor	0.0000	RFQ Min: 1 Mult: 1		4 Weeks			Tape & Reel (TR)	2017			Obsolete	1 (Unlimited)							Non-RoHS Compliant						30-UFBGA, WLCSP							Surface Mount																													6																				2.3V~5.5V				Step-Down (Buck) (2), Linear (LDO) (4)		3MHz			No	Programmable 1A	Programmable 1A			Programmable 300mA
TC1303B-1P0EMFTR	Microchip Technology	0.0000	RFQ Min: 1 Mult: 1	download	5 Weeks		Surface Mount	Tape & Reel (TR)	2008		yes	Active	1 (Unlimited)	10	EAR99				3mm	Non-RoHS Compliant	Contains Lead			10	AUTOMATIC PWM TO PFM MODE	10-VFDFN Exposed Pad			2MHz	880μm			Surface Mount	-40°C~85°C				1		e3	Matte Tin (Sn)	DUAL		260		40	TC1303B	10				0.5mm				Power Management Circuits		3/5V				2	500mA			1.375V			3.6V	SWITCHING REGULATOR								CURRENT-MODE			5.5V	2.7V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (1), Linear (LDO) (1)				1.8V	Yes	1.375V 500mA	1.8V 300mA	No
LTC3700EMS#PBF	Linear Technology/Analog Devices	14.3156	Add to Cart Min: 1 Mult: 1	download	16 Weeks			Tube	2003			Active	1 (Unlimited)	10	EAR99				3mm	ROHS3 Compliant						10-TFSOP, 10-MSOP (0.118, 3.00mm Width)					3mm		Surface Mount	-40°C~85°C	CMOS		1.1mm	1		e3	Matte Tin (Sn)	DUAL	GULL WING	260		30	LTC3700	10			YES	0.5mm	S-PDSO-G10			Switching Regulator or Controllers					1A	2							4.2V	SWITCHING CONTROLLER								CURRENT-MODE			9.8V	2.4V~9.8V			SINGLE	Step-Down (Buck) (1), Linear (LDO) (1)		550kHz			No	Adj to 0.8V 5A	Adj to 0.8V 150mA
ISL9307IRTAAJFZ-T7A	Intersil (Renesas Electronics America)	4.9673	Add to Cart Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Cut Tape (CT)	2007			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant				16							4mm									e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD					16		INDUSTRIAL		0.635mm				Power Management Circuits	Not Qualified	3/5V				4				5.5V	1.5A			SWITCHING REGULATOR							50μA											3MHz	1.5A	5.5V					2.8V		300mA
ADP5034ACPZ-R7	Analog Devices Inc.	0.0000	RFQ Min: 1 Mult: 1	download	10 Weeks	PRODUCTION (Last Updated: 1 month ago)		Tape & Reel (TR)			no	Active	3 (168 Hours)	24	EAR99			5.5V	4mm	ROHS3 Compliant	Contains Lead	Tin		24	ALSO OPERATES AS LDO REGULATOR; OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 5.2V	24-WFQFN Exposed Pad, CSP	No SVHC			730μm			Surface Mount	-40°C~125°C	DMOS			1	5.5V	e3		QUAD		260		30	ADP5034	24			YES	0.5mm				Power Management Circuits		1.8/52.5/5V		5.2V		4	1.2A			3.8V	1.2A	1.2kA	3.6V	SWITCHING REGULATOR		2.3V				4.75V		CURRENT-MODE				1.7V~5.5V	800mV	PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (2), Linear (LDO) (2)		3MHz	1.2A	3.8V	No	0.8V~3.8V 1.2A	0.8V~3.8V 1.2A		5.2V	0.8V~5.2V 300mA	300mA
ISL9307IRTAANCZ-T7A	Renesas Electronics America Inc.	5.6357	Add to Cart Min: 1 Mult: 1	download	18 Weeks			Tape & Reel (TR)				Active	1 (Unlimited)	16						ROHS3 Compliant					PFM TECHNIQUE ALSO USED	16-WQFN Exposed Pad							Surface Mount	-40°C~85°C			0.8mm	1		e3	MATTE TIN	QUAD					ISL9307	16			YES	0.65mm	S-PQCC-N16								2.75A	4							3.3V	SWITCHING REGULATOR								CURRENT-MODE		2.5V	5.5V	1.5V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (2), Linear (LDO) (2)		3MHz			No	0.8V~5.5V 1.5A	0.8V~5.5V 1.5A			3.3V 300mA
ISL9307IRTAAJYZ-T	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download	17 Weeks		Surface Mount		2011			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant				16							4mm									e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD					16		INDUSTRIAL		0.635mm				Power Management Circuits	Not Qualified	3/5V				4				5.5V				SWITCHING REGULATOR							50μA											3MHz		5.5V					2.8V
NCV97311MW33R2G	ON Semiconductor	0.0000	RFQ Min: 1 Mult: 1	download	12 Weeks	ACTIVE (Last Updated: 3 days ago)		Tape & Reel (TR)	2015	Automotive, AEC-Q100	yes	Active	1 (Unlimited)	32					5mm	ROHS3 Compliant						32-VFQFN Exposed Pad					5mm		Surface Mount	-40°C~125°C TA			1mm	1		e3	Tin (Sn)	QUAD									YES	0.5mm	S-XQCC-N32		4							4								POWER SUPPLY SUPPORT CIRCUIT				YES								4.1V~18V				Step-Down (Buck) Synchronous (2), Linear (LDO) (2)		2MHz~2.6MHz			No	3.3V 3A	1.2V~3.3V 1.5A			1.2V~3.3V 1.5A
ISL6446IAZ-T7A	Intersil (Renesas Electronics America)	16.7779	Add to Cart Min: 1 Mult: 1	download	9 Weeks		Surface Mount		2005			Active	3 (168 Hours)	24	EAR99	85°C	-40°C	24V		RoHS Compliant	Lead Free			24		SSOP										7.5mA				e3	Matte Tin (Sn) - annealed	DUAL	GULL WING					24		INDUSTRIAL						Switching Regulator or Controllers	Not Qualified					3								DUAL SWITCHING CONTROLLER								VOLTAGE-MODE									95 %	2.6MHz
HIP6521CBZA	Intersil (Renesas Electronics America)	4.8238	Add to Cart Min: 1 Mult: 1	download			Surface Mount		2000				3 (168 Hours)	16	EAR99	70°C	0°C		9.9mm	RoHS Compliant	Lead Free				ALSO CONTAINS 3 LINEAR CONTROLLERS	SOIC					3.9mm				CMOS		1.75mm	1		e3	MATTE TIN	DUAL	GULL WING	260		40		16		COMMERCIAL		1.27mm	R-PDSO-G16			Switching Regulator or Controllers	Not Qualified					4							5V	SWITCHING CONTROLLER								VOLTAGE-MODE			5.5V			PULSE WIDTH MODULATION	PUSH-PULL			300kHz
ISL6549CBZ-T	Intersil (Renesas Electronics America)	0.4436	Add to Cart Min: 1 Mult: 1	download	7 Weeks		Surface Mount		2001			Active	3 (168 Hours)	14	EAR99	70°C	0°C		8.65mm	RoHS Compliant	Lead Free		No			SOIC					3.9mm				MOS		1.75mm	1		e3	Matte Tin (Sn) - annealed	DUAL	GULL WING	260		30		16, 16, 14		COMMERCIAL			R-PDSO-G14			Switching Regulator or Controllers						2		13.2V					12V	SWITCHING CONTROLLER	4A							VOLTAGE-MODE		10.8V				PULSE WIDTH MODULATION	PUSH-PULL		100 %	1MHz
ISL9307IRTAAJBZ-T7A	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download	5 Weeks		Surface Mount	Digi-Reel®	2003			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant				16							4mm									e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD					16		INDUSTRIAL		0.635mm				Power Management Circuits	Not Qualified	3/5V				4				5.5V	1.5A			SWITCHING REGULATOR							50μA											3MHz	1.5A	5.5V					2.8V		300mA
ISL9307IRTAANYZ-T	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download	17 Weeks		Surface Mount		2011			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant				16							4mm									e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD					16		INDUSTRIAL		0.635mm				Power Management Circuits	Not Qualified	3/5V				4				5.5V				SWITCHING REGULATOR							50μA											3MHz		5.5V					3.3V
TC1313-ZD0EMFTR	Microchip Technology	0.0000	RFQ Min: 1 Mult: 1	download	12 Weeks		Surface Mount	Tape & Reel (TR)	2009			Active	1 (Unlimited)			85°C	-40°C		3mm	ROHS3 Compliant			No	10		10-VFDFN Exposed Pad				880μm			Surface Mount	-40°C~85°C													TC1313															2	500mA				500mA								10-DFN (3x3)							2.7V~5.5V				Step-Down (Buck) Synchronous (1), Linear (LDO) (1)		2MHz		3V	No	Adj 500mA	3V 300mA	No				No
LT3694IUFD-1#PBF	Linear Technology/Analog Devices	0.0000	RFQ Min: 1 Mult: 1	download	16 Weeks	PRODUCTION (Last Updated: 4 weeks ago)		Tube	2006			Active	1 (Unlimited)							ROHS3 Compliant				28		28-WFQFN Exposed Pad							Surface Mount	-40°C~125°C					36V								LT3694	28														3				16V						4V										4V~36V				Step-Down (Buck) (1), Linear (LDO) (2)		250kHz~2.5MHz			Yes	0.75V~16V 2.6A	Controller	No
ISL6521CB-T	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)	2000			Discontinued	1 (Unlimited)	16	EAR99	70°C	0°C		9.9mm	Non-RoHS Compliant	Contains Lead					SOIC		not_compliant			3.9mm						1.75mm	1		e0	TIN LEAD	DUAL	GULL WING	NOT SPECIFIED		NOT SPECIFIED		16		COMMERCIAL		1.27mm	R-PDSO-G16				Not Qualified					4							5V	SWITCHING CONTROLLER							5mA	VOLTAGE-MODE			5.5V			PULSE WIDTH MODULATION	PUSH-PULL			300kHz	120mA								120mA
LP873220RHDRQ1	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 4 days ago)		Tape & Reel (TR)		Automotive, AEC-Q100	yes	Active	2 (1 Year)	28	EAR99				5mm	ROHS3 Compliant				28	VOUT= 0.7 TO 3.36 VOLT	28-VFQFN Exposed Pad				1mm	5mm	900μm	Surface Mount, Wettable Flank	-40°C~125°C TA				1		e3	Matte Tin (Sn)	QUAD					LP873220				YES										3A	4							3.7V	DUAL SWITCHING CONTROLLER								CURRENT-MODE		2.8V	5.5V	2.5V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) (2), Linear (LDO) (2)		2MHz			No	0.7V~3.36V 2A	0.7V~3.36V 2A			0.8V~3.3V 300mA
MAX8836ZEREEE+T	Rochester Electronics, LLC	0.0000	RFQ Min: 1 Mult: 1	download				Tape & Reel (TR)				Obsolete	3 (168 Hours)	16						ROHS3 Compliant						16-WFBGA, CSPBGA							Surface Mount	-40°C~85°C								BOTTOM	BALL					16			YES		S-PBGA-B16				COMMERCIAL					2								SWITCHING REGULATOR												2.7V~5.5V				Step-Down (Buck) Synchronous (1), Linear (LDO) (1)		1.6MHz			No	3.1V/3.4V 1.2A	2.85V 200mA
MAX8668ETEX+T	Maxim Integrated	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Strip	2007		yes	Active	1 (Unlimited)	16	EAR99	85°C	-40°C	5.5V	3mm	ROHS3 Compliant		Tin	No	16							3mm				BICMOS		0.8mm	1	5.5V	e3		QUAD		260				16	Adjustable	INDUSTRIAL		0.5mm				Switching Regulator or Controllers				3.3V		4	1.2A			3.3V		1.2A	3.6V	DUAL SWITCHING CONTROLLER		2.6V						VOLTAGE-MODE	1.5MHz					PULSE WIDTH MODULATION	BUCK					3.3V					2.8V
HIP6019BCB-T	Intersil (Renesas Electronics America)	1.1377	Add to Cart Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)	1998			Discontinued	2 (1 Year)	28	EAR99	70°C	0°C		17.9mm	Non-RoHS Compliant	Contains Lead				OPERATES FROM +5V AND +12V INPUT	SOIC		not_compliant			7.5mm						2.65mm	1		e0	Tin/Lead (Sn/Pb)	DUAL	GULL WING	240		30		28		COMMERCIAL		1.27mm	R-PDSO-G28			Switching Regulator or Controllers	Not Qualified					4							12V	DUAL SWITCHING CONTROLLER								VOLTAGE-MODE		10.8V	13.2V			PULSE WIDTH MODULATION	PUSH-PULL			215kHz
HIP6521CBZ-T	Intersil (Renesas Electronics America)	0.2590	Add to Cart Min: 1 Mult: 1	download			Surface Mount	Tape & Reel (TR)	2000			Active	3 (168 Hours)	16	EAR99	70°C	0°C	5V	9.9mm	RoHS Compliant	Lead Free				ALSO CONTAINS 3 LINEAR CONTROLLERS	SOIC					3.9mm				CMOS		1.75mm	1		e3	Matte Tin (Sn) - annealed	DUAL	GULL WING	260		40		16		COMMERCIAL		1.27mm	R-PDSO-G16			Switching Regulator or Controllers	Not Qualified					4		4.5V					5V	SWITCHING CONTROLLER	2A							VOLTAGE-MODE						PULSE WIDTH MODULATION	PUSH-PULL		100 %	325kHz
ADP5024ACPZ-1-R7	Analog Devices Inc.	0.0000	RFQ Min: 1 Mult: 1	download	8 Weeks	PRODUCTION (Last Updated: 2 weeks ago)		Tape & Reel (TR)			no	Active	3 (168 Hours)	24	EAR99			5.5V	4mm	ROHS3 Compliant	Contains Lead	Tin		24		24-WFQFN Exposed Pad, CSP	No SVHC			730μm			Surface Mount	-40°C~125°C				2	5.5V	e3		QUAD		260		30	ADP5024	24	Adjustable		YES	0.5mm				Switching Regulator or Controllers				1.2V		3	1.2A			3.8V	1.2A	1.2kA	3.6V	SWITCHING REGULATOR		2.3V				4.75V		CURRENT-MODE				1.7V~5.5V	800mV	PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (2), Linear (LDO) (1)		3MHz	1.2A	3.8V	No	1.2V 1.2A	3.3V 1.2A		5.2V	2.8V 300mA	300mA
ISL9307IRTAAJLZ-T	Renesas Electronics America Inc.	0.0000	RFQ Min: 1 Mult: 1	download	17 Weeks			Tape & Reel (TR)				Active	3 (168 Hours)	16						ROHS3 Compliant					PFM TECHNIQUE ALSO USED	16-WQFN Exposed Pad							Surface Mount	-40°C~85°C			0.8mm	1		e3	MATTE TIN	QUAD					ISL9307	16			YES	0.65mm	S-PQCC-N16								2.75A	4							3.3V	SWITCHING REGULATOR								CURRENT-MODE		2.5V	5.5V	1.5V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (2), Linear (LDO) (2)		3MHz			No	0.8V~5.5V 1.5A	0.8V~5.5V 1.5A			2.8V 300mA
TC1304-ZS0EMF	Microchip Technology	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tube	2008		yes	Active	1 (Unlimited)	10	EAR99				3mm	Non-RoHS Compliant	Contains Lead			10	AUTOMATIC PWM TO PFM MODE	10-VFDFN Exposed Pad			2MHz	880μm			Surface Mount	-40°C~85°C				1		e3	Matte Tin (Sn)	DUAL		260		40	TC1304	10				0.5mm				Power Management Circuits		3/5V				2	500mA				500mA		3.6V	SWITCHING REGULATOR								CURRENT-MODE			5.5V	2.7V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (1), Linear (LDO) (1)				1.5V	Yes	Adj 500mA	1.5V 300mA	No
ISL9305IRTBFNCZ-T	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download			Surface Mount		2004			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant				16													0.8mm	1		e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD	260	3.3V	NOT SPECIFIED		16		INDUSTRIAL		0.65mm		2.3V	1	Power Management Circuits	Not Qualified	2.5/5V	5.5V			4				1.5V	800mA			POWER SUPPLY SUPPORT CIRCUIT			7.5mA	YES			50μA											3MHz	800mA	2.5V					3.3V		350mA
TPS65321AQPWPRQ1	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 2 days ago)		Tape & Reel (TR)		Automotive, AEC-Q100	yes	Active	3 (168 Hours)	14	EAR99				5mm	ROHS3 Compliant				14		14-PowerTSSOP (0.173, 4.40mm Width)				1.2mm	4.4mm	1mm	Surface Mount	-40°C~125°C TA				1		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	GULL WING				TPS65321				YES											2			UVLO				12V	SWITCHING REGULATOR								CURRENT-MODE		3.6V	36V	3V~36V		PULSE WIDTH MODULATION		Step-Down (Buck) (1), Linear (LDO) (1)		100kHz~2.5MHz				1.1V~20V 3.2A	1.1V~5.5V 280mA	No		Adjustable		Yes
TPS51275CRUKT	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1		6 Weeks	ACTIVE (Last Updated: 23 hours ago)	Surface Mount	Cut Tape (CT)		D-CAP™	yes	Active	2 (1 Year)	20	EAR99			24V	3mm	ROHS3 Compliant	Lead Free			20		20-WFQFN Exposed Pad				800μm	3mm	750μm	Surface Mount	-40°C~85°C				1		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD		260			TPS51275													5V		4							12V								800μA			5V		5V~24V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (2), Linear (LDO) (2)		300kHz 355kHz			No	Controller			3.3V	3.3V 100mA	100mA
TC1303B-ZS0EUN	Microchip Technology	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount	Tube	2008		yes	Active	1 (Unlimited)	10	EAR99				3mm	ROHS3 Compliant	Lead Free			10	AUTOMATIC PWM TO PFM MODE	10-TFSOP, 10-MSOP (0.118, 3.00mm Width)				850μm			Surface Mount	-40°C~85°C				1		e3	Matte Tin (Sn)	DUAL	GULL WING	260		40	TC1303B	10				0.5mm				Power Management Circuits		3/5V				2	500mA				500mA		3.6V	SWITCHING REGULATOR			0.11mA					CURRENT-MODE			5.5V	2.7V~5.5V		PULSE WIDTH MODULATION		Step-Down (Buck) Synchronous (1), Linear (LDO) (1)		2MHz		1.5V	Yes	Adj 500mA	1.5V 300mA	No
ISL9307IRTAANCZ-T	Intersil (Renesas Electronics America)	0.0000	RFQ Min: 1 Mult: 1	download	6 Weeks		Surface Mount		2011			Active	3 (168 Hours)	16	EAR99	85°C	-40°C			RoHS Compliant											4mm									e3	Matte Tin (Sn) - annealed	QUAD	NO LEAD					16		INDUSTRIAL		0.635mm	S-PQCC-N16			Power Management Circuits	Not Qualified	3/5V				4				5.5V				SWITCHING REGULATOR			0.16mA				50μA											3MHz		5.5V					3.3V
TPS54122QRHLRQ1	Texas Instruments	0.0000	RFQ Min: 1 Mult: 1			NRND (Last Updated: 2 days ago)	Surface Mount	Tape & Reel (TR)		Automotive, AEC-Q100	yes	Not For New Designs	3 (168 Hours)	24					5.5mm	ROHS3 Compliant	Lead Free			24	ALSO HAS LDO OUTPUT; OPERATES IN ADJUSTABLE MODE FROM 0.83V TO 5V	24-VFQFN Exposed Pad				1mm	3.5mm	900μm	Surface Mount	-40°C~125°C				1		e4	Nickel/Palladium/Gold (Ni/Pd/Au)	QUAD					TPS54122													1.8V		2				3.6V	3A		5V	SWITCHING REGULATOR							360μA	CURRENT-MODE			6V	2.95V~6V		PULSE WIDTH MODULATION		Step-Down (Buck) (1), Linear (LDO) (1)		300kHz~2MHz	3A	3.6V	No	0.8V~3.6V 3A	0.8V~3.6V 3A