Buck Converters for Power Over Ethernet

A buck converter is a power efficient voltage step-down converter that changes a higher voltage to a lower voltage. Whereas a linear regulator can achieve the same purpose, regulators can waste more energy via conversion of excess energy to heat. For this reason, a buck DC/DC converter is the preferred choice for power-efficient designs. A DC/DC boost converter, also known as a step-up converter, is a semiconductor device or electrical circuit that has an output DC voltage that is greater than the DC input voltage.

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Texas Instruments Perjungimo valdikliai Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64202DBVT 2 556Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 550 kHz 100 % 1.2 V to 6.5 V 3 A - 40 C + 85 C SMD/SMT SOT-23-6 Reel, Cut Tape, MouseReel

Texas Instruments Perjungimo valdikliai BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C40DGK 1 820Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 18 V 1 A 0 C + 70 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Perjungimo valdikliai Low-Cost, Small, 4.5V to 28V Wide Operat 1 000Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 200 kHz to 2 MHz 88 % 600 mV to 28 V 15 A - 40 C + 125 C SMD/SMT TDFN-EP-14 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Multiphase bidirecti onal current contro A 595-LM5170PHPT 1 081Prieinamumas
Min.: 1
Daugkart.: 1
: 1 000

Boost, Buck 2 Output 50 kHz to 500 kHz 99 % 100 mV to 100 V 50 A - 40 C + 125 C SMD/SMT TQFP-48 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Adv Voltage Mode 284Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 1 Output 700 kHz 99 % 9.6 V 1 A 0 C + 70 C SMD/SMT SOIC-14 Tube
onsemi Perjungimo valdikliai CONSTANT-CURRENT BUCK REGULATOR FOR DRIVING HIGH POWER LEDS 2 953Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 2.4 MHz 100 % 1.36 V - 40 C + 125 C SMD/SMT DFNW-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Lo Vtg N-Ch MOSFET S ync Buck Reg Cntlr A 926-LM2743MTC/NOPB 2 516Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 50 kHz to 1 MHz 80 % Adjustable 4 A - 40 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Infineon Technologies Perjungimo valdikliai COOLSET 1 680Prieinamumas
Min.: 1
Daugkart.: 1
Buck, Flyback 1 Output 65 kHz 80 % 15 V - 40 C + 150 C Through Hole DIP-7 Tube
Analog Devices Perjungimo valdikliai Bidirectional Synchronous 100V Buck/Boost Controller with Reverse Supply, Reverse Current and Fault Protection 226Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 1 Output 80 kHz to 600 kHz 95 % 100 V 40 A - 40 C + 150 C SMD/SMT TSSOP-38 Tube
Analog Devices Perjungimo valdikliai PP, Hi Eff, Sync Buck Sw Reg 768Prieinamumas
Min.: 1
Daugkart.: 1

Buck 2 Output 300 kHz 99 % 1.26 V to 2.5 V 240 A 0 C + 70 C SMD/SMT SSOP-28 Tube
Texas Instruments Perjungimo valdikliai High Speed PWM Contr oller 70Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck, Flyback, Forward 2 Output 1 MHz 100 % 5.1 V 2 A - 40 C + 85 C Through Hole PDIP-16 Tube
Texas Instruments Perjungimo valdikliai Low Power Economy Bi CMOS Current Mode A A 595-UCC3813D-3 2 057Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 4.1 V 1 A 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Perjungimo valdikliai 40V, High-Performance, Synchronous Buck 2 475Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 100 kHz to 1 MHz 87.5 % 600 mV to 36 V 25 A - 40 C + 125 C SMD/SMT QSOP-16 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Perjungimo valdikliai 5V/3.3V or Adjustable, 100 Duty Cycle, 2 197Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 300 kHz 100 % 1.3 V to 16 V 3 A - 40 C + 85 C SMD/SMT SOIC-Narrow-8 Reel, Cut Tape, MouseReel
Microchip Technology Perjungimo valdikliai Monolithic SMPS Controller 2 182Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 500 mA - 40 C + 85 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai L IQ , 60V, Hi Freq Sync Buck Cntr 2 064Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 320 kHz to 2.25 MHz 98 % 800 mV to 24 V 20 A - 40 C + 125 C SMD/SMT QFN-20 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai GSM Power Management System 999Prieinamumas
Min.: 1
Daugkart.: 1
: 1 000

Boost, Buck 1 Output 300 kHz 98 % 5 mA - 40 C + 125 C SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4 Ch Multiphase Buck DC/DC Controller A A 595-TPS40090PW 985Prieinamumas
Min.: 1
Daugkart.: 1
: 2 000

Buck 1 Output 100 kHz to 1 MHz 87.5 % 700 mV to 3.3 V 120 A - 40 C + 85 C SMD/SMT TSSOP-24 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 3-20V Wide Input Syn c Buck Controller A A 595-TPS40305DRCT 2 842Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 1.2 MHz 85 % 600 mV to 17 V 25 A - 40 C + 125 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel

Texas Instruments Perjungimo valdikliai BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C42DGKR 955Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 18 V 1 A 0 C + 70 C SMD/SMT VSSOP-8 Tube
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 2 944Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 1 MHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2727MTC/NOPB 2 564Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 2 MHz 90 % 600 mV to 5 V 20 A 0 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai 60V Low IQ Buck Ctlr 639Prieinamumas
Min.: 1
Daugkart.: 1

Buck 5 Output 1 MHz to 3 MHz 100 % 3.3 V, 5 V 8 A - 40 C + 125 C SMD/SMT QFN-48 Tube
Texas Instruments Perjungimo valdikliai 3-V to 36-V 4-A lo w -noise synchronous 4 710Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 200 kHz to 2.2 MHz 98 % 1 V to 34 V 4 A - 40 C + 150 C SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4.5-42V Wide Vin Co nstant On-Time Non-S A 926-LM25085ASDE/NOPB 1 068Prieinamumas
Min.: 1
Daugkart.: 1
: 1 000

Buck 1 Output 1 MHz 100 % 900 mV to 42 V 1.75 A - 40 C + 125 C SMD/SMT LLP-8 Reel, Cut Tape, MouseReel