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 Wide Inp Non-Sync Buck DC/DC Cntrlr 390Prieinamumas
202,87 €
198,68 €
178,19 €
Min.: 1
Daugkart.: 1
Buck 1 Output 35 kHz to 500 kHz 100 % 700 mV to 46 V 3 A - 55 C + 210 C SMD/SMT CFP-8 Tube

Texas Instruments Perjungimo valdikliai AUTO CAT WIDE-INPUT SYNCH BUCK 5 223Prieinamumas
Pjaunama Juosta
5,84 €
4,48 €
4,14 €
3,77 €
Ritė
3,23 €
Min.: 1
Daugkart.: 1
: 2 000
Buck 1 Output 100 kHz to 1 MHz 85 % 700 mV to 35 V 20 A - 40 C + 125 C SMD/SMT HTSSOP-16 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Wide In Non-Sync Buc k DC/DC Cntrlr 29 316Prieinamumas
Pjaunama Juosta
2,12 €
1,58 €
1,44 €
1,29 €
Ritė
1,06 €
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
Microchip Technology Perjungimo valdikliai Digitally enhanced power analog buck controller 3 299Prieinamumas
Pjaunama Juosta
5,13 €
4,28 €
Ritė
3,89 €
Min.: 1
Daugkart.: 1
: 3 300
Buck 1 Output 100 kHz to 1.6 MHz 100 % 300 mV to 16 V 4 A - 40 C + 125 C SMD/SMT QFN-28 Reel, Cut Tape
Analog Devices Perjungimo valdikliai 40V Dual Low IQ, 100 DC Sync Buck CTL
8 928Prieinamumas
Pjaunama Juosta
4,26 €
4,16 €
4,15 €
Ritė
4,15 €
Min.: 1
Daugkart.: 1
: 2 500
Boost, Buck 2 Output 3 MHz 100 % 800 mV to 40 V 180 uA - 40 C + 150 C SMD/SMT QFN-28 Reel, Cut Tape, MouseReel

Texas Instruments Perjungimo valdikliai Wide Input Range Syn c Buck Cntlr A 926- A 926-LM5117PMH/NOPB 453Prieinamumas
Pjaunama Juosta
6,42 €
4,95 €
4,58 €
4,18 €
Ritė
3,66 €
Min.: 1
Daugkart.: 1
: 250
Buck 1 Output 50 kHz to 750 kHz 98 % 800 mV to 62 V 20 A - 40 C + 125 C SMD/SMT HTSSOP-20 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40192DRCT 4 740Prieinamumas
Pjaunama Juosta
2,49 €
1,86 €
1,70 €
1,53 €
Ritė
1,25 €
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
Texas Instruments Perjungimo valdikliai Adv Voltage Mode 274Prieinamumas
9,96 €
7,80 €
6,93 €
6,05 €
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
Texas Instruments Perjungimo valdikliai Low-Power BiCMOS Cur rent-Mode PWM A 595 A 595-UCC3802D 3 347Prieinamumas
Pjaunama Juosta
2,17 €
1,61 €
1,47 €
1,32 €
Ritė
1,05 €
Min.: 1
Daugkart.: 1
: 2 500
Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 5 V 1 A 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
onsemi Perjungimo valdikliai CONSTANT-CURRENT BUCK REGULATOR FOR DRIVING HIGH POWER LEDS 2 905Prieinamumas
Pjaunama Juosta
1,42 €
1,04 €
0,946 €
0,833 €
Ritė
0,647 €
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 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2737MTCX/NOPB 1 089Prieinamumas
2,36 €
1,75 €
1,45 €
1,38 €
Min.: 1
Daugkart.: 1
Buck 1 Output 2 MHz 90 % 600 mV to 5 V 20 A - 40 C + 125 C SMD/SMT TSSOP-14 Tube

Texas Instruments Perjungimo valdikliai Synchronous Buck Con troller A 595-TPS40 A 595-TPS40077PWP 2 047Prieinamumas
Pjaunama Juosta
4,02 €
3,06 €
2,82 €
2,55 €
Ritė
2,09 €
Min.: 1
Daugkart.: 1
: 2 000
Buck 1 Output 1 MHz 93 % 700 mV 20 A - 40 C + 85 C SMD/SMT HTSSOP-16 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Wide-Inp-Rng Nonsync Vltg-Mode Cntrlr 2 034Prieinamumas
Pjaunama Juosta
2,44 €
1,83 €
1,68 €
1,51 €
Ritė
1,28 €
Min.: 1
Daugkart.: 1
: 2 500
Buck 1 Output 35 kHz to 500 kHz 95 % 700 mV to 46 V 3 A - 40 C + 125 C SMD/SMT SOIC-8 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 3V-20V Wide Inp Sync Buck Controller A 5 A 595-TPS40304ADRCT 2 896Prieinamumas
Pjaunama Juosta
1,17 €
0,955 €
0,869 €
0,768 €
Ritė
0,647 €
Min.: 1
Daugkart.: 1
: 3 000
Buck 1 Output 600 kHz 90 % 600 mV to 18 V 25 A - 40 C + 145 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai 3-20V Wide Input Syn c Buck Controller A A 595-TPS40305DRCR 1 838Prieinamumas
Pjaunama Juosta
2,40 €
1,79 €
1,64 €
1,47 €
Ritė
1,26 €
1,22 €
Min.: 1
Daugkart.: 1
: 250
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-UCC38C43DGK 3 881Prieinamumas
Pjaunama Juosta
1,74 €
1,62 €
1,48 €
1,32 €
Ritė
1,19 €
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
Richtek Perjungimo valdikliai Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs 2 890Prieinamumas
Pjaunama Juosta
1,14 €
0,832 €
0,754 €
0,668 €
Ritė
0,561 €
Min.: 1
Daugkart.: 1
: 1 500
Buck 4 Output 300 kHz, 355 kHz 98 % Adjustable 100 mA - 40 C + 85 C SMD/SMT WQFN-20 Reel, Cut Tape
Microchip Technology Perjungimo valdikliai 75V DC-DC Buck Controller with HLL 1 616Prieinamumas
Pjaunama Juosta
1,59 €
1,35 €
Ritė
1,20 €
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
Infineon Technologies Perjungimo valdikliai COOLSET 1 680Prieinamumas
1,43 €
1,05 €
0,894 €
0,846 €
Min.: 1
Daugkart.: 1
Buck, Flyback 1 Output 65 kHz 80 % 15 V - 40 C + 150 C Through Hole DIP-7 Tube
Texas Instruments Perjungimo valdikliai High Speed PWM Contr oller 66Prieinamumas
29,42 €
23,84 €
20,39 €
19,81 €
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 1 855Prieinamumas
Pjaunama Juosta
1,90 €
1,41 €
1,28 €
1,15 €
Ritė
0,937 €
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
Microchip Technology Perjungimo valdikliai Monolithic SMPS Controller 2 182Prieinamumas
Pjaunama Juosta
1,10 €
1,08 €
Ritė
0,917 €
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
Texas Instruments Perjungimo valdikliai 4.5V-20V Buck Cntrlr A 595-TPS40195RGYT A 595-TPS40195RGYT 4 368Prieinamumas
Pjaunama Juosta
3,10 €
2,31 €
2,12 €
1,90 €
Ritė
1,61 €
Min.: 1
Daugkart.: 1
: 3 000
Buck 1 Output 600 kHz 85 % 591 mV to 17 V 20 A - 40 C + 85 C SMD/SMT VQFN-16 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Dual Output 2-Ph Syn ch Buck Cntrlr A 59 A 595-TPS5120DBT 1 574Prieinamumas
Pjaunama Juosta
9,05 €
7,06 €
6,57 €
6,02 €
Ritė
5,21 €
Min.: 1
Daugkart.: 1
: 2 000
Buck 2 Output 100 kHz to 500 kHz 83 % 900 mV to 26 V 20 A - 40 C + 85 C SMD/SMT TSSOP-30 Reel, Cut Tape, MouseReel
Texas Instruments Perjungimo valdikliai Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64203DBVT 12 962Prieinamumas
Pjaunama Juosta
1,39 €
1,04 €
0,955 €
0,858 €
Ritė
0,752 €
Min.: 1
Daugkart.: 1
: 3 000
Buck 1 Output 800 kHz 100 % 1.2 V to 6.5 V 3 A - 40 C + 85 C SMD/SMT SOT-23-6 Reel, Cut Tape, MouseReel