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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结果: 773
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Infineon Technologies 开关控制器 10A DC/DC Step Down Synch Controller 2,148库存量
最低: 1
倍数: 1
: 2,500

Buck 1 Output 100 kHz to 700 kHz 99 % Adjustable 10 A - 40 C + 150 C SMD/SMT SSOP-14 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments 开关控制器 Two-Phase Sync SD Sw itching Cntlr A 926 A 926-LM2642MTC/NOPB 2,193库存量
最低: 1
倍数: 1
: 2,500

Buck 2 Output 60 kHz 98 % 1.3 V to 30 V 6 A - 40 C + 125 C SMD/SMT TSSOP-28 Reel, Cut Tape, MouseReel
Microchip Technology 开关控制器 Digitally enhanced power analog buck controller 359库存量
最低: 1
倍数: 1

Buck 1 Output 100 kHz to 1.6 MHz 100 % 300 mV to 16 V 4 A - 40 C + 125 C SMD/SMT QFN-24 Tube

Texas Instruments 开关控制器 Wide Vtg Range Buck- Boost Cntlr A 595-L A 595-LM25118Q1MH/NOPB 349库存量
最低: 1
倍数: 1
: 250

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 开关控制器 Wide Vtg Range Buck- Boost Cntlr A 595-L A 595-LM25118Q1MHENOPB 2,832库存量
最低: 1
倍数: 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 开关控制器 3-20V Wide Input Syn ch Buck Cntrlr A 59 A 595-TPS40304DRCR 4,976库存量
最低: 1
倍数: 1
: 250

Buck 1 Output 600 kHz 90 % 600 mV to 18 V 25 A - 40 C + 125 C SMD/SMT VSON-10 Reel, Cut Tape, MouseReel

Texas Instruments 开关控制器 4.5-42V Wide Vin Co nstant On-Time Non-S A 926-LM25085AMME/NOPB 920库存量
最低: 1
倍数: 1
: 1,000

Buck 1 Output 1 MHz 100 % 900 mV to 42 V 1.75 A - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Texas Instruments 开关控制器 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2737MTC/NOPB 3,093库存量
最低: 1
倍数: 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
Texas Instruments 开关控制器 3-20V Wide Input Syn c Buck Controller A A 595-TPS40305DRCR 1,838库存量
最低: 1
倍数: 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
Microchip Technology 开关控制器 75V DC-DC Buck Controller with HLL 1,616库存量
最低: 1
倍数: 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 开关控制器 COOLSET 1,680库存量
最低: 1
倍数: 1
Buck, Flyback 1 Output 65 kHz 80 % 15 V - 40 C + 150 C Through Hole DIP-7 Tube
Texas Instruments 开关控制器 3-V to 36-V 4-A lo w -noise synchronous 4,745库存量
最低: 1
倍数: 1
: 3,000

Buck 1 Output 200 kHz to 2.2 MHz 98 % 1 V to 34 V 4 A - 40 C + 150 C SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments 开关控制器 4.5-42V Wide Vin Co nstant On-Time Non-S A 926-LM25085ASDE/NOPB 1,068库存量
最低: 1
倍数: 1
: 1,000

Buck 1 Output 1 MHz 100 % 900 mV to 42 V 1.75 A - 40 C + 125 C SMD/SMT LLP-8 Reel, Cut Tape, MouseReel
Texas Instruments 开关控制器 High Speed PWM Contr oller 74库存量
最低: 1
倍数: 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 开关控制器 Low Power Economy Bi CMOS Current Mode A A 595-UCC3813D-3 2,082库存量
最低: 1
倍数: 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
onsemi 开关控制器 INDUSTRIAL TEMP RANGE I 2,103库存量
最低: 1
倍数: 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 开关控制器 Monolithic SMPS Controller 2,282库存量
最低: 1
倍数: 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 开关控制器 Automotive 2.2-MHz l ow-IQ synchronous b A 595-LM25141QRGETQ1 2,747库存量
最低: 1
倍数: 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 开关控制器 Multiphase bidirecti onal current contro A 595-LM5170PHPT 1,081库存量
最低: 1
倍数: 1
: 1,000

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 开关控制器 Adv Voltage Mode 284库存量
最低: 1
倍数: 1

Boost, Buck 1 Output 700 kHz 99 % 9.6 V 1 A 0 C + 70 C SMD/SMT SOIC-14 Tube
onsemi 开关控制器 CONSTANT-CURRENT BUCK REGULATOR FOR DRIVING HIGH POWER LEDS 2,953库存量
最低: 1
倍数: 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 开关控制器 Lo Vtg N-Ch MOSFET S ync Buck Reg Cntlr A 926-LM2743MTC/NOPB 2,516库存量
最低: 1
倍数: 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 开关控制器 4 Ch Multiphase Buck DC/DC Controller A A 595-TPS40090PW 985库存量
最低: 1
倍数: 1
: 2,000

Buck 1 Output 100 kHz to 1 MHz 87.5 % 700 mV to 3.3 V 120 A - 40 C + 85 C SMD/SMT TSSOP-24 Reel, Cut Tape, MouseReel
Texas Instruments 开关控制器 3-20V Wide Input Syn c Buck Controller A A 595-TPS40305DRCT 2,844库存量
最低: 1
倍数: 1
: 3,000

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 开关控制器 BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C42DGKR 955库存量
最低: 1
倍数: 1

Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 18 V 1 A 0 C + 70 C SMD/SMT VSSOP-8 Tube