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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Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 95Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 1 MHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT USP-6C Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 300 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 30Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 60Prieinamumas
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
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 300 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel

Torex Semiconductor Perjungimo valdikliai 16V Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % 900 mV 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 1 MHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT USP-6C Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 41Prieinamumas
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
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 300 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
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
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 55Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 16V Input Step-Down DCDC Controller 100Prieinamumas
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

Torex Semiconductor Perjungimo valdikliai 30V Low Quiescent CurrentDCDCConverter 40Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 280 kHz to 550 kHz 100 % 1.5 V to 30 V 1 mA - 40 C + 105 C SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 30V Low Quiescent Current Step-Down DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 280 kHz to 550 kHz 100 % 1.5 V to 30 V 1 mA - 40 C + 105 C SMD/SMT USP-10B Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai Step-Up & Step-Down 180kHz DCDC Controller 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Boost, Buck 1 Output 180 kHz 92 % 3.3 V 250 mA - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai Step-Up & Step-Down 180kHz DCDC Controller 85Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Boost, Buck 1 Output 180 kHz 92 % 5 V 250 mA - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai High Efficiency, Synchronous Step-Up & Down DC / DC Controller 68Prieinamumas
Min.: 1
Daugkart.: 1
: 1 000

Boost, Buck 1 Output 300 kHz 88 % 2 V to 6 V 800 mA - 40 C + 85 C SMD/SMT MSOP-8 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 3A Step-Down DC/DC Converter 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 1 MHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT USP-12B01 Reel, Cut Tape, MouseReel
Torex Semiconductor Perjungimo valdikliai 3A Step-Down DC/DC Converter 100Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 500 kHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT USP-12B01 Reel, Cut Tape, MouseReel

Texas Instruments Perjungimo valdikliai 42V Constant On-Time PFET Switching Cntl A 926-LM25085AMM/NOPB 732Prieinamumas
Min.: 1
Daugkart.: 1
: 250

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

Texas Instruments Perjungimo valdikliai 4.5-42V Wide Vin Co nstant On-Time Non-S A 926-LM25085AMYE/NOPB 792Prieinamumas
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 MSOP-PowerPad-8 Reel, Cut Tape, MouseReel

Texas Instruments Perjungimo valdikliai 42V On-Time PFET Buc k Switch Cntlr A 92 A 926-LM25085AMY/NOPB 507Prieinamumas
Min.: 1
Daugkart.: 1
: 250

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

Texas Instruments Perjungimo valdikliai 42V On-Time PFET Buc k Switch Cntlr A 92 A 926-LM25085MME/NOPB 735Prieinamumas
1 000Tikėtina 2026-12-24
Min.: 1
Daugkart.: 1
: 1 000

Buck 1 Output 1 MHz 100 % 1.25 V to 42 V 1.75 A - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel