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 Anahtarlama Denetleyicileri 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2737MTC/NOPB 3.113Stokta Var
Min.: 1
Çoklu.: 1
: 2.500

Buck 1 Output 600 kHz 90 % 600 mV to 5 V 20 A - 40 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
onsemi Anahtarlama Denetleyicileri INDUSTRIAL TEMP RANGE I 2.099Stokta Var
Min.: 1
Çoklu.: 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
Microchip Technology Anahtarlama Denetleyicileri 75V, Dual Phase Advanced COT PWM Controller 3.571Stokta Var
Min.: 1
Çoklu.: 1
: 3.300

Buck 1 Output 100 kHz to 1 MHz 85 % 600 mV to 28 V 100 mA - 40 C + 125 C SMD/SMT VQFN-32 Reel, Cut Tape
Microchip Technology Anahtarlama Denetleyicileri Digitally enhanced power analog buck controller 3.299Stokta Var
Min.: 1
Çoklu.: 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
Texas Instruments Anahtarlama Denetleyicileri High Perf Sync Buck Cntlr A 595-LM27403S A 595-LM27403SQ/NOPB 4.061Stokta Var
Min.: 1
Çoklu.: 1
: 250

Buck 1 Output 1.05 MHz 93 % 600 mV to 19 V 25 A - 40 C + 125 C SMD/SMT WQFN-24 Reel, Cut Tape, MouseReel
ROHM Semiconductor Anahtarlama Denetleyicileri PWM Type DC/DC Converter IC Included a Switching MOSFET 5.810Stokta Var
Min.: 1
Çoklu.: 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 Anahtarlama Denetleyicileri 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2727MTC/NOPB 2.564Stokta Var
Min.: 1
Çoklu.: 1
: 2.500

Buck 1 Output 2 MHz 90 % 600 mV to 5 V 20 A 0 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Texas Instruments Anahtarlama Denetleyicileri 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40192DRCT 4.746Stokta Var
Min.: 1
Çoklu.: 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
onsemi Anahtarlama Denetleyicileri CONSTANT-CURRENT BUCK REGULATOR FOR DRIVING HIGH POWER LEDS 2.956Stokta Var
Min.: 1
Çoklu.: 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 Anahtarlama Denetleyicileri Lo Vtg N-Ch MOSFET S ync Buck Reg Cntlr A 926-LM2743MTC/NOPB 2.516Stokta Var
Min.: 1
Çoklu.: 1
: 2.500

Buck 1 Output 50 kHz to 1 MHz 80 % Adjustable 4 A - 40 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Texas Instruments Anahtarlama Denetleyicileri High Perf Sync Buck Controller A 595-LM2 A 595-LM27403SQE/NOPB 1.008Stokta Var
Min.: 1
Çoklu.: 1
: 1.000

Buck 1 Output 1.05 MHz 93 % 600 mV to 19 V 30 A - 40 C + 125 C SMD/SMT WQFN-24 Reel, Cut Tape, MouseReel
Texas Instruments Anahtarlama Denetleyicileri Wide Inp Non-Sync Bu ck DC/DC Cntrlr ALT ALT 595-TPS40200DR 2.752Stokta Var
Min.: 1
Çoklu.: 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

Torex Semiconductor Anahtarlama Denetleyicileri 16V Step-Down DCDC Controller 2.750Stokta Var
Min.: 1
Çoklu.: 1
: 3.000

Buck 1 Output 1 MHz 100 % 1.2 V 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel

Texas Instruments Anahtarlama Denetleyicileri High Efficiency High -Side N-Channel Con A 926-LM3477AMMX/NOPB 811Stokta Var
Min.: 1
Çoklu.: 1
: 1.000

Buck 1 Output 500 kHz 93 % 1.265 V 6 A - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel

Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 216Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 500 mA - 40 C + 85 C SMD/SMT SOIC-14 Tube
Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 247Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 500 mA - 40 C + 85 C SMD/SMT SOIC-8 Tube
Analog Devices Anahtarlama Denetleyicileri L IQ, 2x, 2-PhSync Buck Cntr 104Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 400 kHz 99 % 800 mV to 10 V 25 A - 40 C + 85 C SMD/SMT SSOP-28 Tube
Analog Devices Anahtarlama Denetleyicileri L IQ, 2.25MHz, 3x Out, Buck/Buck/Boost S 30Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck 3 Output 320 kHz to 2.25 MHz 100 % 800 mV to 60 V 25 A - 40 C + 150 C SMD/SMT QFN-38 Tube
Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Multi-Output, Low-Noise Power-Supply Con 25Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 300 kHz 99 % 3.3 V, 5 V, 2.5 V to 5.5 V 1 A - 40 C + 85 C SMD/SMT SSOP-28 Tube
Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 332Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 500 mA - 40 C + 85 C Through Hole DIP-8 Tube
Analog Devices Anahtarlama Denetleyicileri L IQ, 2x, 2-PhSync Buck Cntr 23Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 400 kHz 99 % 800 mV to 10 V 25 A - 40 C + 85 C SMD/SMT SSOP-28 Tube
Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri 2.35V to 5.5V, 0.5 Accurate, 1MHz PWM S 20Stokta Var
Min.: 1
Çoklu.: 1

Buck 1 Output 500 kHz, 1 MHz 92 % 1.5 V, 1.8 V, 2.5 V, 3.3 V 20 A - 40 C + 85 C SMD/SMT QSOP-20 Tube
Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 165Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 500 mA - 40 C + 85 C SMD/SMT MSOP-8 Tube
Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 69Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 1 A - 40 C + 85 C Through Hole DIP-8 Tube
Analog Devices Anahtarlama Denetleyicileri L IQ, 60V Sync Boost+Buck Cntr 70Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck 2 Output 850 kHz 100 % 800 mV to 60 V 20 A - 40 C + 125 C SMD/SMT QFN-32 Tube