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 Triple Sync Buck w/L DO Controller A 595 A 595-TPS5130PTR 141Prieinamumas
Min.: 1
Daugkart.: 1

Buck 4 Output 50 kHz to 500 kHz 97 % 900 mV to 8.5 V 15 A - 40 C + 85 C SMD/SMT LQFP-48 Tray
Analog Devices / Maxim Integrated Perjungimo valdikliai Low-Cost, High-Frequency, Current-Mode P 665Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck 1 Output 1 MHz 89 % 800 mV to 4.73 V 4 A - 40 C + 85 C SMD/SMT USOP-10 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Perjungimo valdikliai Dual-Synchronous Buck Controllers for Po 142Prieinamumas
Min.: 1
Daugkart.: 1

Buck 2 Output 200 kHz to 1.4 MHz 95 % 800 mV to 3.6 V 30 A - 40 C + 85 C SMD/SMT QSOP-28 Tube

Analog Devices / Maxim Integrated Perjungimo valdikliai High-Efficiency, 10A, PWM Internal-Switc 57Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 250 kHz to 2.4 MHz 95 % 600 mV to 3.1 V 10 A - 40 C + 85 C SMD/SMT TQFN-32 Tube
ROHM Semiconductor Perjungimo valdikliai PWM Type DC/DC Converter IC Included a Switching MOSFET 5 810Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 70 kHz 82 % 8.9 V to 26 V 10.4 A - 40 C + 105 C Through Hole DIP-7 Tube
Texas Instruments Perjungimo valdikliai N-CH FET Sync Buck R eg Cntlr A 926-LM27 A 926-LM2727MTCX/NOPB 558Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 2 MHz 90 % 600 mV to 5 V 20 A 0 C + 125 C SMD/SMT TSSOP-14 Tube
Texas Instruments Perjungimo valdikliai Automotive grade 4.5 -42V wide VIN curre A 595-LM25119QPSQXNOPB 1 895Prieinamumas
Min.: 1
Daugkart.: 1
: 1 000

Buck 2 Output 50 kHz to 750 kHz 95 % 800 mV to 41.3 V 40 A - 40 C + 125 C SMD/SMT WQFN-32 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4.5-14V Inp Synch Bu ck Cntrlr A 595-TPS A 595-TPS40197RGYT 2 994Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 520 kHz 85 % 900 mV to 1.2 V 6 A - 40 C + 85 C SMD/SMT VQFN-16 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai High Speed Vltg Mode A 595-UCC35705D A 5 A 595-UCC35705D 2 278Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck, Flyback, Forward 1 Output 4 MHz 93 % 20 mA 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Perjungimo valdikliai High-Efficiency, PWM, Step-Down DC-DC Co 153Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 300 kHz 99 % 2.5 V to 5.5 V 10 A - 40 C + 85 C SMD/SMT QSOP-16 Tube
Analog Devices / Maxim Integrated Perjungimo valdikliai Low-Cost, High-Frequency, Current-Mode P 2 480Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck 1 Output 300 kHz 89 % 800 mV to 11.35 V 25 A - 40 C + 85 C SMD/SMT USOP-10 Reel, Cut Tape, MouseReel
onsemi Perjungimo valdikliai INDUSTRIAL TEMP RANGE I 2 103Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 2 Output 300 kHz to 1.4 MHz 100 % 3.5 V 800 uA - 40 C + 100 C SMD/SMT QFN-52 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai Synch, StepDown DC/DC Cntr w/Volt trking 345Prieinamumas
Min.: 1
Daugkart.: 1
: 1 500

Buck 1 Output 1.5 MHz 90 % 600 mV to 18 V 25 A - 40 C + 125 C SMD/SMT LFCSP-20 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai 1MHz Off-Line C Mode PWM & DC/DC Conv 226Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 1 MHz 100 % 5 V 1 A 0 C + 100 C SMD/SMT SOIC-8 Tube
Analog Devices Perjungimo valdikliai PP, Hi Eff, Sync Buck Sw Reg 68Prieinamumas
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 Multiphase bidirecti onal current contro A 595-LM5170PHPR 245Prieinamumas
Min.: 1
Daugkart.: 1
: 250

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

Microchip Technology Perjungimo valdikliai 36V, Dual Phase COT Buck Controller, Stackable Feature 3 370Prieinamumas
Min.: 1
Daugkart.: 1
: 3 300

Buck 1 Output 100 kHz to 1 MHz 85 % 4.5 V to 36 V Adjustable - 40 C + 125 C SMD/SMT VQFN-32 Reel, Cut Tape
Analog Devices Perjungimo valdikliai 20V 20A Buck Cntrl + Internal 5V LDO 1 243Prieinamumas
Min.: 1
Daugkart.: 1
: 1 500

Buck 2 Output 300 kHz to 600 kHz 93 % 5 V 20 A - 40 C + 85 C SMD/SMT LFCSP-32 Reel, Cut Tape, MouseReel
Analog Devices Perjungimo valdikliai 60V Sync 4-Switch Buck-Boost Cntr w/ SS 127Prieinamumas
Min.: 1
Daugkart.: 1

Boost, Buck 1 Output 630 kHz 95 % 0 V to 60 V 25 A - 40 C + 125 C SMD/SMT QFN-28 AEC-Q100 Tube
Texas Instruments Perjungimo valdikliai 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40192DRCT 4 746Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

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
Analog Devices / Maxim Integrated Perjungimo valdikliai Ultra-High-Efficiency, Dual Step-Down Co 113Prieinamumas
Min.: 1
Daugkart.: 1

Buck 2 Output 200 kHz to 540 kHz 100 % 1 V to 5.5 V 8 A - 40 C + 85 C SMD/SMT QSOP-28 Tube
Analog Devices / Maxim Integrated Perjungimo valdikliai Low-Cost, Wide Input Range, Step-Down Co 1 353Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Buck 1 Output 300 kHz 95 % 800 mV to 23 V 15 A - 40 C + 85 C SMD/SMT UMAX-10 Reel, Cut Tape, MouseReel
ROHM Semiconductor Perjungimo valdikliai PWM Type DC/DC Converter IC Included a Switching MOSFET 2 000Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 70 kHz 82 % 8.9 V to 26 V 10.4 A - 40 C + 105 C Through Hole DIP-7 Tube
Microchip Technology Perjungimo valdikliai 38V DC-DC Buck Controller with HSC 4 238Prieinamumas
Min.: 1
Daugkart.: 1
: 5 000

Buck 1 Output 200 kHz to 600 kHz 85 % 800 mV to 24 V 15 A - 40 C + 125 C SMD/SMT MLF-16 Reel, Cut Tape, MouseReel


Microchip Technology Perjungimo valdikliai 36V, Dual Phase COT Buck Controller, HLL & Phase Shedding 3 290Prieinamumas
Min.: 1
Daugkart.: 1
: 3 300

Buck 1 Output 100 kHz to 1 MHz 85 % Adjustable - 40 C + 125 C SMD/SMT Reel, Cut Tape