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 Low Input 2.25V-5.5V 300 kHz Frequency A A 595-TPS40000DGQR 199Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 350 kHz 97 % 700 mV 8 mA - 40 C + 85 C SMD/SMT MSOP-PowerPad-10 Tube

Texas Instruments Perjungimo valdikliai Enhanced Prod Synch Buck Controller A 59 A 595-TPS40021MPWPREP 31Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 100 kHz to 1 MHz 95 % 1.5 V 20 A - 55 C + 125 C SMD/SMT HTSSOP-16 Tube
Texas Instruments Perjungimo valdikliai Wide Input Synch Buc k Controller A 595- A 595-TPS40075RHLR 134Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 100 kHz to 1 MHz 95 % 700 mV to 23 V 20 A - 40 C + 85 C SMD/SMT VQFN-20 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Wide Input Synch Buc k Controller ALT 59 ALT 595-TPS40075RHLT 188Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 100 kHz to 1 MHz 95 % 700 mV to 23 V 20 A - 40 C + 85 C SMD/SMT VQFN-20 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4 Ch Multiphase Buck DC/DC Controller A A 595-TPS40090PWR 9Prieinamumas
Min.: 1
Daugkart.: 1

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 Tube
Texas Instruments Perjungimo valdikliai Low Pin Count Sync B uck DC/DC Cntrlr A A 595-TPS40190DRCR 240Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 300 kHz 85 % 600 mV to 12.75 V 20 A - 40 C + 85 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40192DRCR 292Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 600 kHz 85 % 591 mV to 14.4 V 20 A - 40 C + 85 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40193DRCR 170Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 300 kHz 85 % 591 mV to 14.4 V 20 A - 40 C + 85 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Wide Inp Non-Sync Bu ck DC/DC Cntrlr ALT ALT 595-TPS40200D 274Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 35 kHz to 500 kHz 95 % 700 mV to 46 V 3 A - 40 C + 85 C SMD/SMT SOIC-8 Tube
Texas Instruments Perjungimo valdikliai Wide Inp Non-Sync Bu ck DC/DC Cntrlr ALT ALT 595-TPS40200DR 111Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 35 kHz to 500 kHz 95 % 700 mV to 46 V 3 A - 40 C + 85 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 3-20V Wide Input Syn c Buck Controller A A 595-TPS40303DRCR 250Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 300 kHz 90 % 600 mV to 18 V 25 A - 40 C + 125 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 3-V to 20-V 25-A s y nchronous buck cont A 595-TPS40345DRCR 250Prieinamumas
Min.: 1
Daugkart.: 1
: 250

Buck 1 Output 600 kHz 90 % 600 mV to 18 V 20 A - 20 C + 85 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai High Speed PWM Contr oller A 595-UC3823A A 595-UC3823ADWTR 71Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 5.1 V 2 A 0 C + 70 C SMD/SMT SOIC-16 Tube
Texas Instruments Perjungimo valdikliai High Speed PWM Contr oller 10Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 2 Output 1 MHz 100 % 5.1 V 1.5 A 0 C + 70 C Through Hole PDIP-16 Tube
Texas Instruments Perjungimo valdikliai 700V Flyback Switchr w/constant-voltage A 595-UCC28911DR 9Prieinamumas
900Tikėtina 2026-12-21
Min.: 1
Daugkart.: 1
Maks.: 1 001

Buck, Flyback 1 Output 115 kHz 99 % 5 V 1.2 A - 40 C + 125 C SMD/SMT SOIC-7 Tube
Texas Instruments Perjungimo valdikliai Automotive 30-V lo w -power current-mode 3Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck, Flyback 1 Output 1 MHz 100 % 15 V 20 mA - 40 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Adv Voltage Mode A 5 95-UCC35701DTR A 59 A 595-UCC35701DTR 101Prieinamumas
150Tikėtina 2026-09-01
Min.: 1
Daugkart.: 1

Boost, Buck, Flyback, Forward 1 Output 700 kHz 99 % 13 V 1 A 0 C + 70 C SMD/SMT SOIC-14 Tube
Texas Instruments Perjungimo valdikliai Programmable Maximum Duty Cycle A 595-UC A 595-UCC3807DTR-3 11Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck, Flyback, Forward 1 Output 1 MHz 81 % 4.3 V 1 A 0 C + 70 C SMD/SMT SOIC-8 Tube
Texas Instruments Perjungimo valdikliai BiCMOS Advanced Phas e Shift ALT 595-UCC ALT 595-UCC3895DW 87Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 4 Output 1 MHz 100 % 5 V 100 mA 0 C + 70 C SMD/SMT SOIC-20 Tube
Texas Instruments Perjungimo valdikliai BiCMOS Advanced Phas e Shift A 595-UCC38 A 595-UCC3895PWTR 218Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 4 Output 1 MHz 100 % 5 V 100 mA 0 C + 70 C SMD/SMT TSSOP-20 Tube
Texas Instruments Perjungimo valdikliai Dig Pwr Pt of Load S ys Cntrlr A 595-UCD A 595-UCD9248PFC 25Prieinamumas
Min.: 1
Daugkart.: 1

Buck 8 Output 2 MHz 100 % 6 mA - 40 C + 125 C SMD/SMT TQFP-80 Tray

Analog Devices / Maxim Integrated Perjungimo valdikliai Wide 4.5V to 28V Input, Dual-Output Sync 32Prieinamumas
Min.: 1
Daugkart.: 1

Buck 2 Output 500 kHz 87.5 % 5.2 V 15 A - 40 C + 85 C SMD/SMT TQFN-24 Tube

Analog Devices / Maxim Integrated Perjungimo valdikliai 40V, High-Performance, Synchronous Buck 113Prieinamumas
Min.: 1
Daugkart.: 1

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 Tube

Analog Devices / Maxim Integrated Perjungimo valdikliai InTune Digital Point of Load Controller 126Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 300 kHz to 1 MHz 95 % 500 mV to 5.25 V 40 A - 40 C + 85 C SMD/SMT TQFN-40 Tube
Analog Devices / Maxim Integrated Perjungimo valdikliai 5V/3.3V or Adjustable, 100 Duty Cycle, 243Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 300 kHz 100 % 3.3 V to 5 V 3 A - 40 C + 85 C SMD/SMT SOIC-Narrow-8 Tube