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 1-V to 14-V voltage mode synchronous bu A 926-LM2745MTC/NOPB 834Stokta Var
Min.: 1
Çoklu.: 1
: 2.500

Buck 1 Output 50 kHz to 1 MHz 86 % 600 mV to 13.5 V 20 A - 40 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Texas Instruments Anahtarlama Denetleyicileri Emulated Peak Crnt M ode Buck Cntlr A 92 A 926-LM3495MTCX/NOPB 340Stokta Var
Min.: 1
Çoklu.: 1

Buck 1 Output 200 kHz to 1.5 MHz 80 % 600 mV to 5.5 V 10 A - 40 C + 125 C SMD/SMT TSSOP-16 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 Small, Dual, High-Efficiency Buck Contro 51Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 350 kHz 100 % 1.8 V, 2.5 V, 1 V to 5.5 V 600 mA - 40 C + 85 C SMD/SMT QSOP-16 Tube
Richtek Anahtarlama Denetleyicileri Dual-Channel Synchronous DC-DC Step-Down Controller with 5V/3.3V LDOs 717Stokta Var
Min.: 1
Çoklu.: 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 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 / 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
Richtek Anahtarlama Denetleyicileri Single Phase PWM Controller with Light Load Efficiency Optimization 1.498Stokta Var
Min.: 1
Çoklu.: 1
: 1.500

Buck 2 Output 200 kHz 95 % 800 mV to 3.3 V 150 mA - 40 C + 85 C SMD/SMT WQFN-16 Reel, Cut Tape
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
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, 60V Sync Boost+Buck Cntr 6Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck 2 Output 850 kHz 100 % 800 mV to 60 V 20 A - 40 C + 150 C SMD/SMT QFN-32 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
Texas Instruments Anahtarlama Denetleyicileri High Speed PWM Contr oller 214Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 5.1 V 2 A - 25 C + 85 C Through Hole PDIP-16 Tube
Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Versatile Automotive 36V 2.2MHz Buck Controller with 3.5 A IQ 489Stokta Var
Min.: 1
Çoklu.: 1

Buck 1 Output 220 kHz to 2.2 MHz 99 % 5 V, 1 V to 10 V 15 A - 40 C + 125 C SMD/SMT SWTQFN-EP-16 AEC-Q100 Tray

Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Dual Step-Down Controllers with Saturati 58Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 170 kHz to 620 kHz 100 % 700 mV to 5.5 V 7 A - 40 C + 85 C SMD/SMT TQFN-40 Tube

Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Adjustable-Output, Switch-Mode Current S 49Stokta Var
Min.: 1
Çoklu.: 1

Buck 1 Output 500 kHz 100 % 2 V to 24 V 1 uA - 40 C + 85 C SMD/SMT QSOP-16 Tube

Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Interleaved High-Efficiency, Dual Power- 36Stokta Var
Min.: 1
Çoklu.: 1

Buck 2 Output 500 kHz 99 % 3.3 V, 5 V, 1 V to 5.5 V 5 A - 40 C + 85 C SMD/SMT TQFN-28 Tube
Richtek Anahtarlama Denetleyicileri 12V Green Voltage Mode High Efficiency Synchronous Buck PWM Controller 1.497Stokta Var
Min.: 1
Çoklu.: 1
: 1.500

Buck 2 Output 300 kHz 88 % 5 V to 12 V 4 mA - 40 C + 85 C SMD/SMT WDFN-10 Reel, Cut Tape

Microchip Technology Anahtarlama Denetleyicileri Monolithic SMPS Controller 125Stokta Var
Min.: 1
Çoklu.: 1

Boost, Buck, Flyback, Forward 1 Output 500 kHz 96 % 5 V 1 A - 40 C + 85 C SMD/SMT SOIC-14 Tube

Microchip Technology Anahtarlama Denetleyicileri 36V, Dual Phase COT Buck Controller, Stackable Feature 3.370Stokta Var
Min.: 1
Çoklu.: 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 Anahtarlama Denetleyicileri 60V Sync 4-Switch Buck-Boost Cntr w/ SS 127Stokta Var
Min.: 1
Çoklu.: 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 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
Analog Devices / Maxim Integrated Anahtarlama Denetleyicileri Ultra-High-Efficiency, Dual Step-Down Co 113Stokta Var
Min.: 1
Çoklu.: 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
ROHM Semiconductor Anahtarlama Denetleyicileri PWM Type DC/DC Converter IC Included a Switching MOSFET 2.000Stokta 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