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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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 Perjungimo valdikliai Dual/2phase Cntrl in LD20 Process 585Prieinamumas
Min.: 1
Daugkart.: 1
: 1 500

Buck 2 Output 200 kHz to 1.5 MHz 90 % 600 mV to 18 V 25 A - 40 C + 85 C SMD/SMT LFCSP-32 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 Wide Vtg Range Buck- Boost Cntlr A 595-L A 595-LM25118Q1MHENOPB 2 889Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck 1 Output 500 kHz 80 % 1.23 V to 38 V 4 A - 40 C + 125 C SMD/SMT HTSSOP-20 AEC-Q100 Reel, Cut Tape, MouseReel
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
Texas Instruments Perjungimo valdikliai Mid Input Sync Buck w/Vltg Feed-Fwd 2 629Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

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 4.5V to 20V Buck A 5 95-TPS40195PW A 595 A 595-TPS40195PW 2 350Prieinamumas
Min.: 1
Daugkart.: 1
: 2 000

Buck 1 Output 600 kHz 85 % 591 mV 20 A - 40 C + 85 C SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Current-Mode NB Sys Pwr Controller 2 519Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 2 Output 200 kHz to 1 MHz 99 % 1 V to 12 V 20 A - 40 C + 85 C SMD/SMT WQFN-32 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64202DBVT 2 561Prieinamumas
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 High Speed PWM Contr oller 36Prieinamumas
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
Microchip Technology Perjungimo valdikliai Synchronous Buck PWM Control 600kHz 12ns 441Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 600 kHz 85 % 5 V 50 mA - 40 C + 125 C SMD/SMT DFN-10 AEC-Q100 Tube
Analog Devices Perjungimo valdikliai 20V 20A Buck Cntrl + Internal 5V LDO 1 343Prieinamumas
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 Automotive 2.2-MHz l ow-IQ synchronous b A 595-LM25141QRGETQ1 5 759Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 440 kHz, 2.2 MHz 99 % 3.3 V, 5 V, 1.5 V to 15 V 20 A - 40 C + 150 C SMD/SMT VQFN-24 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Automotive 2.2-MHz l ow-IQ synchronous b 3 988Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 440 kHz, 4.4 MHz 99 % 3.3 V, 5 V, 1.5 V to 15 V 30 A - 40 C + 150 C SMD/SMT VQFN-24 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64201DBVT 1 249Prieinamumas
Min.: 1
Daugkart.: 1
: 3 000

Buck 1 Output 450 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 Current-Mode PWM Con troller A 595-UC384 A 595-UC3843AD 3 144Prieinamumas
Min.: 1
Daugkart.: 1
: 2 500

Boost, Buck, Flyback, Forward 1 Output 500 kHz 100 % 5 V 200 mA 0 C + 70 C SMD/SMT SOIC-14 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C43D 1 951Prieinamumas
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 SOIC-8 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Perjungimo valdikliai Ultra-High-Efficiency, Dual Step-Down Co 114Prieinamumas
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
Texas Instruments Perjungimo valdikliai Secondary Side Switc hing Reg A 926-LM51 A 926-LM5115MTCX/NOPB 267Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 1 MHz 85 % 750 mV to 13.5 V 2.5 A - 40 C + 125 C SMD/SMT TSSOP-16 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
Analog Devices Perjungimo valdikliai 40V Low IQ Dual Buck CTL w/ 3.3VOUT1 199Prieinamumas
Min.: 1
Daugkart.: 1

Buck 1 Output 100 kHz to 3 MHz 99 % 800 mV to 40 V 5 A - 40 C + 125 C SMD/SMT Tube