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  • STM32F103C8T6
  • MFI343S00177
  • can I ask you a question please?
  • STM32F407VET6
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PoE Controllers

Additional Feature

  • 3.3V DIGITAL & 5V ANALOG SUPPLY CAN BE INTERNALLY GENERATED OR CAN BE SUPPLIED EXTERNALLY
  • ALSO HAS DIGITAL POWER SUPPLY FROM 3V TO 3.6V
  • ALSO OPERATES AS LDO REGULATOR
  • ALSO OPERATES AT 48V, 54V, 57V
  • ALSO REQUIRE 3V TO 3.6V SUPPLY VOLTAGE
  • ALSO REQUIRED VDD OF 3V TO 3.6V
  • ITS ALSO REQUIRED VDD DIGITAL SUPPLY 3-3.6V
  • N
  • OUTPUT IN ADJUSTABLE MODE IS 3V TO 5.6V
  • OUTPUT IN ADJUSTABLE MODE IS 5.4V TO 5.6V
  • PROGRAMMBLE I2C INTERFACE
  • REQUIRES A NEGATIVE SUPPLY OF 48V
  • RESET THRESHOLD VOLTAGE IS 3.8V
  • RESET THRESHOLD VOLTAGE IS 3.9V
  • RESET THRESHOLD VOLTAGE IS 4V

Contact Plating

  • Gold
  • Tin

ECCN Code

  • EAR99

Factory Lead Time

  • 10 Weeks
  • 11 Weeks
  • 12 Weeks
  • 14 Weeks
  • 15 Weeks
  • 16 Weeks
  • 18 Weeks
  • 2 Weeks
  • 20 Weeks
  • 22 Weeks
  • 23 Weeks
  • 24 Weeks
  • 25 Weeks
  • 26 Weeks
  • 3 Weeks
  • 4 Weeks
  • 52 Weeks
  • 6 Weeks
  • 7 Weeks
  • 8 Weeks
  • 9 Weeks

HTS Code

  • 8542.31.00.01
  • 8542.39.00.01

JESD-609 Code

  • e0
  • e3
  • e4

Lifecycle Status

  • ACTIVE (Last Updated: 1 day ago)
  • ACTIVE (Last Updated: 1 week ago)
  • ACTIVE (Last Updated: 2 days ago)
  • ACTIVE (Last Updated: 3 days ago)
  • ACTIVE (Last Updated: 4 days ago)
  • ACTIVE (Last Updated: 5 days ago)
  • ACTIVE (Last Updated: 6 days ago)
  • ACTIVE (Last Updated: 7 months ago)
  • ACTIVE (Last Updated: 8 hours ago)
  • ACTIVE (Last Updated: 8 months ago)
  • IN PRODUCTION (Last Updated: 1 month ago)
  • IN PRODUCTION (Last Updated: 2 weeks ago)
  • IN PRODUCTION (Last Updated: 3 weeks ago)
  • LIMITED TIME BUY (Last Updated: 1 month ago)
  • NOT RECOMMENDED FOR NEW DESIGN (Last Updated: 1 month ago)
  • NOT RECOMMENDED FOR NEW DESIGN (Last Updated: 2 weeks ago)
  • NOT RECOMMENDED FOR NEW DESIGN (Last Updated: 3 weeks ago)
  • NRND (Last Updated: 3 days ago)
  • NRND (Last Updated: 4 days ago)
  • OBSOLETE (Last Updated: 1 month ago)
  • PRODUCTION (Last Updated: 1 month ago)
  • PRODUCTION (Last Updated: 1 week ago)
  • PRODUCTION (Last Updated: 2 days ago)
  • PRODUCTION (Last Updated: 2 weeks ago)
  • PRODUCTION (Last Updated: 3 days ago)
  • PRODUCTION (Last Updated: 3 months ago)
  • PRODUCTION (Last Updated: 3 weeks ago)
  • PRODUCTION (Last Updated: 4 months ago)
  • PRODUCTION (Last Updated: 6 days ago)
  • SAMPLING (Last Updated: 1 month ago)

Max Operating Temperature

  • 125°C
  • 70°C
  • 85°C

Min Operating Temperature

  • -10°C
  • -40°C
  • 0°C

Moisture Sensitivity Level (MSL)

  • 1
  • 1 (Unlimited)
  • 2
  • 2 (1 Year)
  • 2A (4 Weeks)
  • 3 (168 Hours)

Mount

  • Front
  • Surface Mount

Number of Pins

  • 10
  • 11
  • 12
  • 14
  • 16
  • 168
  • 20
  • 24
  • 28
  • 32
  • 36
  • 38
  • 40
  • 48
  • 52
  • 56
  • 64
  • 8
  • 80

Number of Terminations

  • 10
  • 11
  • 12
  • 14
  • 16
  • 168
  • 20
  • 23
  • 24
  • 28
  • 32
  • 36
  • 38
  • 40
  • 43
  • 48
  • 52
  • 56
  • 64
  • 8
  • 80

Operating Temperature

  • -10°C~85°C
  • -20°C~70°C
  • -20°C~85°C
  • -40°C~105°C
  • -40°C~125°C
  • -40°C~125°C TJ
  • -40°C~70°C
  • -40°C~85°C
  • -40°C~85°C TA
  • -40°C~85°C TJ
  • 0°C~70°C
  • 0°C~85°C

Package / Case

  • 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
  • 10-VFDFN Exposed Pad
  • 10-WFDFN Exposed Pad
  • 12-VFDFN Exposed Pad
  • 12-WFDFN Exposed Pad
  • 14-PowerTSSOP (0.173, 4.40mm Width)
  • 14-SOIC (0.154, 3.90mm Width)
  • 14-TSSOP (0.173, 4.40mm Width)
  • 14-WFDFN Exposed Pad
  • 16-PowerTSSOP (0.173, 4.40mm Width)
  • 16-SOIC (0.154, 3.90mm Width)
  • 16-SSOP (0.154, 3.90mm Width)
  • 16-TSSOP (0.173, 4.40mm Width)
  • 16-TSSOP (0.173, 4.40mm Width) Exposed Pad
  • 16-VFDFN Exposed Pad
  • 16-WFDFN Exposed Pad
  • 16-WQFN Exposed Pad
  • 20-PowerTSSOP (0.173, 4.40mm Width)
  • 20-SOIC (0.295, 7.50mm Width)
  • 20-TSSOP (0.173, 4.40mm Width)
  • 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
  • 20-VFDFN Exposed Pad
  • 20-VFQFN Exposed Pad
  • 20-VQFN Exposed Pad
  • 20-WFQFN Exposed Pad
  • 24-TSSOP (0.173, 4.40mm Width) Exposed Pad
  • 24-VFDFN Exposed Pad, 23 Leads
  • 24-VFQFN Exposed Pad
  • 24-VQFN Exposed Pad
  • 24-WFQFN Exposed Pad
  • 28-TSSOP (0.173, 4.40mm Width)
  • 28-VFQFN Exposed Pad
  • 28-WFQFN Exposed Pad
  • 32-TFQFN Exposed Pad
  • 32-VFQFN Exposed Pad
  • 32-WFDFN Exposed Pad
  • 32-WFQFN Exposed Pad
  • 36-BSOP (0.295, 7.50mm Width)
  • 36-VFQFN Exposed Pad
  • 38-VFQFN Exposed Pad
  • 38-WFQFN Exposed Pad
  • 40-VFQFN Exposed Pad
  • 40-WFQFN Exposed Pad
  • 43-VFQFN Exposed Pad
  • 44-LQFP
  • 48-VFQFN Exposed Pad
  • 48-WFQFN Exposed Pad
  • 52-WFQFN Exposed Pad
  • 56-VFQFN Exposed Pad
  • 64-LQFP
  • 64-PowerTQFP
  • 64-TQFP Exposed Pad
  • 8-PowerSOIC (0.154, 3.90mm Width)
  • 8-SOIC (0.154, 3.90mm Width)
  • 8-TSSOP (0.173, 4.40mm Width)
  • 8-WFDFN Exposed Pad
  • DFN-16
  • HTSSOP EP
  • LQFP
  • Module
  • QFN
  • QFN-24
  • QFN-38
  • QFN-52
  • SOIC
  • SSOP
  • TSSOP

Packaging

  • Box
  • Bulk
  • Cut Tape (CT)
  • Digi-Reel®
  • Strip
  • Tape & Reel (TR)
  • Tray
  • Tube
  • Tube-packed

Part Status

  • Active
  • Discontinued
  • Not For New Designs
  • Obsolete
  • Unconfirmed

Pbfree Code

  • no
  • yes

Power Rating

  • 1.026W

Product Weight (g)

  • 245

Published

  • 1997
  • 1999
  • 2000
  • 2002
  • 2003
  • 2004
  • 2005
  • 2006
  • 2007
  • 2008
  • 2009
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018

Resistance

  • 1.1Ohm
  • 1.2Ohm
  • 1.5Ohm
  • 1Ohm
  • 2.2Ohm
  • 750mOhm
  • 750Ohm
  • 800mOhm

Series

  • HIPO™
  • PowerDsine®

Subcategory

  • Power Management Circuits
  • Switching Regulator or Controllers

Supplier Device Package

  • 10-QFN (3x3)
  • 12-DFN (4x3)
  • 16-DFN (5x4)
  • 16-HTSSOP
  • 16-TQFN (5x5)
  • 20-HTSSOP
  • 20-QFN (4x6)
  • 20-QFN (5x5)
  • 20-QFN-EP (5x5)
  • 20-SOIC
  • 24-QFN (4x5)
  • 28-QFN (4x5)
  • 32-DFN (7x4)
  • 32-QFN (5x5)
  • 36-QFN (6x6)
  • 36-SSOP
  • 44-LQFP (10x10)
  • 48-QFN (8x8)
  • 48-TQFN (7x7)
  • 56-QFN (8x8)
  • 64-HTQFP (10x10)
  • 8-SOIC
  • 8-TSSOP

Surface Mount

  • NO
  • YES

Terminal Finish

  • MATTE TIN
  • Matte Tin (Sn)
  • NICKEL PALLADIUM GOLD
  • Nickel/Palladium/Gold (Ni/Pd/Au)
  • TIN
  • Tin (Sn)
  • Tin/Lead (Sn/Pb)

Termination

  • SMD/SMT

Type

  • Controller (PD)
  • Controller (PD), DC/DC
  • Controller (PSE)
  • Controller (PSE), DC/DC
  • Driver
  • Injector
  • Power Management
  • Power Manager

Weight

  • 105.687022mg
  • 140.30179mg
  • 157.991892mg
  • 172.98879mg
  • 200.686274mg
  • 24.097095mg
  • 248.398522mg
  • 258.207457mg
  • 342.689036mg
  • 38.782148mg
  • 39.008944mg
  • 402.988471mg
  • 50.008559mg
  • 506.605978mg
  • 540.001716mg
  • 57.209338mg
  • 58.003124mg
  • 61.603514mg
  • 62.709145mg
  • 70.590313mg
  • 72.603129mg
  • 723.394782mg
  • 75.891673mg
  • 80.002354mg
  • 81.788374mg
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    Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Published Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Length RoHS Status Number of Pins Package / Case Height Width Operating Temperature Technology Operating Supply Current Current - Supply Height Seated (Max) HTS Code Number of Functions Nominal Input Voltage Type 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 Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Number of Channels Subcategory Power Supplies Supply Voltage-Max (Vsup) Max Power Dissipation Power - Max Output Current-Max Input Voltage-Nom Supply Current-Max (Isup) Adjustable Threshold Control Mode Input Voltage (Min) Input Voltage (Max) Voltage - Supply Standards Control Technique Switcher Configuration Switching Frequency-Max Internal Switch(s) Auxiliary Sense
    LTC4263IS#TRPBF LTC4263IS#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 12 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 14 EAR99 8.649mm ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) 3.899mm -40°C~85°C CMOS 2mA Controller (PSE) e3 Matte Tin (Sn) DUAL GULL WING 260 5V 30 LTC4263 14 YES 1 15.4W 33V~66V 802.3af (PoE) Yes No
    SI3460-E03-GMR SI3460-E03-GMR Silicon Labs 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 8 Weeks Surface Mount Tape & Reel (TR) 2000 Obsolete 3 (168 Hours) 11 EAR99 3mm RoHS Compliant 11 10-VFDFN Exposed Pad 830μm -40°C~85°C 1 Controller (PSE), DC/DC QUAD 3.3V 11 0.5mm 2.7V 1 3.6V 15.4W NO 11V~16V 802.3af (PoE) No Yes
    LTC4264IDE#TRPBF LTC4264IDE#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 10 Weeks Tape & Reel (TR) 2007 Active 1 (Unlimited) 12 EAR99 4mm ROHS3 Compliant 12-WFDFN Exposed Pad 3mm -40°C~85°C CMOS 3mA Max 0.8mm 1 Controller (PD) e3 Matte Tin (Sn) DUAL 260 30 LTC4264 12 YES 0.5mm 1 Power Management Circuits 35W 57V Max 802.3af (PoE) SINGLE Yes No
    LTC4259ACGW#TRPBF LTC4259ACGW#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 16 Weeks Tape & Reel (TR) 2006 Active 1 (Unlimited) 36 EAR99 ROHS3 Compliant 36-BSOP (0.295, 7.50mm Width) 7.506mm 0°C~70°C CMOS 2mA 1 Controller (PSE) e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 LTC4259 36 YES 0.8mm R-PDSO-G36 3V 4 Power Management Circuits 4V 15.4W NO 48V~57V 802.3af (PoE) No
    TPS2383BPM TPS2383BPM Rochester Electronics 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download Tray yes Obsolete 3 (168 Hours) 64 10mm ROHS3 Compliant 64-LQFP 10mm -40°C~85°C 5mA 1.6mm 1 Controller (PSE) e4 NICKEL PALLADIUM GOLD QUAD GULL WING 260 48V 64 YES 0.5mm S-PQFP-G64 44V 8 57V 15.4W NO 44V~57V 802.3af (PoE) No
    MAX5986CETE+T MAX5986CETE+T Maxim Integrated 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 6 Weeks Tape & Reel (TR) Active 1 (Unlimited) 16 5mm ROHS3 Compliant 16-WQFN Exposed Pad 5mm -40°C~85°C BICMOS 4.8mA 0.8mm 1 Controller (PD), DC/DC QUAD NO LEAD NOT SPECIFIED NOT SPECIFIED MAX5986 YES 0.8mm 1 6.49W 48V CURRENT-MODE 33.4V 60V 8.7V~60V 802.3af (PoE) PULSE WIDTH MODULATION BUCK 475kHz Yes
    MAX5995BETE+ MAX5995BETE+ Maxim Integrated 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 6 Weeks Tube Active 1 (Unlimited) ROHS3 Compliant 16-WQFN Exposed Pad -40°C~85°C 250μA Controller (PD), DC/DC NOT SPECIFIED NOT SPECIFIED 1 91W 60V 802.3af (PoE) Yes
    LTC4267IDHC#TRPBF LTC4267IDHC#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 16 Weeks Tape & Reel (TR) 2007 Active 1 (Unlimited) 16 EAR99 5mm ROHS3 Compliant 16-WFDFN Exposed Pad 3mm -40°C~85°C CMOS 3mA Max 0.8mm 1 Controller (PD), DC/DC e3 Matte Tin (Sn) DUAL 260 30 LTC4267 16 YES 0.5mm 1 Switching Regulator or Controllers 12.95W 1A CURRENT-MODE 57V Max 802.3af (PoE) SINGLE 240kHz No
    LTC4270BIUKG LTC4270BIUKG Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 Tube 2015 Obsolete 1 (Unlimited) 52 EAR99 8mm Non-RoHS Compliant 52-WFQFN Exposed Pad 7mm -40°C~85°C CMOS 9mA 0.8mm 8542.39.00.01 1 Controller (PSE) e3 Matte Tin (Sn) QUAD 3.3V 52 YES 0.5mm R-PQCC-N52 3V 12 Power Management Circuits 3.354V 3.6V 25.5W 15mA 45V~57V 802.3at (PoE+), 802.3af (PoE), LTPoE++ No
    LTC4291IUF#PBF LTC4291IUF#PBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 8 Weeks Tube 2018 Active 1 (Unlimited) ROHS3 Compliant 24-WFQFN Exposed Pad -40°C~85°C Controller (PSE) 8 71.3W 3V~3.6V 802.3at (PoE+), 802.3af (PoE), 802.3bt No
    LTC4266IUHF#TRPBF LTC4266IUHF#TRPBF Linear Technology/Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 20 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) 38 EAR99 7mm ROHS3 Compliant 38-WFQFN Exposed Pad 5mm -40°C~85°C CMOS 2.4mA 0.8mm 1 Controller (PSE) e3 Matte Tin (Sn) QUAD 3.3V LTC4266 38 YES 0.5mm R-PQCC-N38 3V 4 Power Management Circuits 25.5W 3mA YES 45V~57V 802.3at (PoE+), 802.3af (PoE) No
    SI3483-A02-GM SI3483-A02-GM Silicon Labs 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 8 Weeks Tube yes Not For New Designs 1 (Unlimited) RoHS Compliant 24-WFQFN Exposed Pad -40°C~85°C Power Management 1 2.7V~3.6V 802.3at (PoE+), 802.3af (PoE) No
    SI3452-B01-IM SI3452-B01-IM Silicon Labs 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download Surface Mount Tube 1999 Obsolete 3 (168 Hours) EAR99 6mm RoHS Compliant 40 40-VFQFN Exposed Pad 830μm -40°C~85°C 3.7mA Controller (PSE) SI3452 4 40W 45V~57V 802.3at (PoE+), 802.3af (PoE) Yes No
    LTC4279IUFD#PBF LTC4279IUFD#PBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 16 Weeks PRODUCTION (Last Updated: 1 week ago) Tube 2017 Active 1 (Unlimited) ROHS3 Compliant 20 20-WFQFN Exposed Pad -40°C~85°C 1.7mA 57V Controller (PSE) LTC4279 20 1 90W 45V~57V 802.3at (PoE+), 802.3af (PoE), LTPoE++ No
    LT4295IUFD#TRPBF LT4295IUFD#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 16 Weeks PRODUCTION (Last Updated: 1 month ago) Tape & Reel (TR) 2016 Active 1 (Unlimited) ROHS3 Compliant 28 28-WFQFN Exposed Pad -40°C~85°C 2mA Max Controller (PD) LT4295 28 1 71W 60V Max 802.3at (PoE+), 802.3af (PoE) No Yes
    LTC4274IUHF#TRPBF LTC4274IUHF#TRPBF Linear Technology / Analog Devices 0.0000
    RFQ

    Min: 1

    Mult: 1

    		 0.00000000 download 26 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) 38 EAR99 7mm ROHS3 Compliant 38-WFQFN Exposed Pad 5mm -40°C~85°C CMOS 1.1mA 0.8mm 1 Controller (PSE) e3 Matte Tin (Sn) QUAD 260 3.3V LTC4274 38 YES 0.5mm R-PQCC-N38 3V 1 4.3V 25.5W 3V~4.3V 802.3at (PoE+), 802.3af (PoE) No
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