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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결과: 566
선택 이미지 부품 번호 제조업체 설명 데이터시트 구매 가능 정보 가격 (KRW) 수량에 따라 단가별로 테이블의 결과를 필터링합니다. 수량 RoHS ECAD 모델 토폴로지 출력 수 전환 주파수 듀티 사이클 - 최대 입력 전압 출력 전압 출력 전류 최저 작동온도 최고 작동온도 장착 스타일 패키지/케이스 자격 포장
Torex Semiconductor 스위칭 컨트롤러 16V Input Step-Down DCDC Controller 2,944재고 상태
최소: 1
배수: 1
: 3,000

Buck 1 Output 1 MHz 100 % Adjustable 3 A - 40 C + 85 C SMD/SMT SOT-25-5 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive grade 4.5 -42V wide VIN curre A 595-LM25119QPSQXNOPB 1,895재고 상태
최소: 1
배수: 1
: 1,000

Buck 2 Output 50 kHz to 750 kHz 95 % 800 mV to 41.3 V 40 A - 40 C + 125 C SMD/SMT WQFN-32 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 4.5-14V Inp Synch Bu ck Cntrlr A 595-TPS A 595-TPS40197RGYT 2,994재고 상태
최소: 1
배수: 1
: 3,000

Buck 1 Output 520 kHz 85 % 900 mV to 1.2 V 6 A - 40 C + 85 C SMD/SMT VQFN-16 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 High Speed Vltg Mode A 595-UCC35705D A 5 A 595-UCC35705D 2,278재고 상태
최소: 1
배수: 1
: 2,500

Boost, Buck, Flyback, Forward 1 Output 4 MHz 93 % 20 mA 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
onsemi 스위칭 컨트롤러 INDUSTRIAL TEMP RANGE I 2,103재고 상태
최소: 1
배수: 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
Texas Instruments 스위칭 컨트롤러 Current-Mode PWM Con troller ALT 595-UC3 ALT 595-UC3843AD8TR 2,104재고 상태
최소: 1
배수: 1
: 2,500

Boost, Buck, Flyback, Forward 1 Output 500 kHz 100 % 200 mA 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 80V 100 % duty cycle dual-c 1,872재고 상태
최소: 1
배수: 1
최대: 1,001
: 2,500

Buck 2 Output 100 kHz to 2.5 MHz 100 % 4 V to 80 V 800 mV to 60 V - 40 C + 125 C SMD/SMT VQFN-36 Reel, Cut Tape, MouseReel
Diodes Incorporated 스위칭 컨트롤러 USB Std Power Range W-QFN4040-24/SWP(Type A1-B) T&R 3K 2,093재고 상태
최소: 1
배수: 1
최대: 209
: 3,000

Buck 1 Output 440 kHz 95 % 4 V to 36 V 5 V to 28 V 3 A - 40 C + 125 C SMD/SMT WQFN-24 Reel, Cut Tape
Texas Instruments 스위칭 컨트롤러 Fixed-Freq Notebook Sys Pwr Controller D DISC-RESTRICTED-PART 440재고 상태
최소: 1
배수: 1

Buck 2 Output 200 kHz to 1 MHz 99 % 1 V to 12 V 20 A - 40 C + 85 C SMD/SMT WQFN-32 Reel, Cut Tape, MouseReel
onsemi NCP81172MNTXG
onsemi 스위칭 컨트롤러 2/1-PHASE SYNC BUCK 2,076재고 상태
최소: 1
배수: 1
: 4,000

Buck 2 Output 200 kHz to 800 kHz 100 % 2 V 2 mA - 40 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel

Texas Instruments 스위칭 컨트롤러 Wide Vtg Range Buck- Boost Cntlr A 595-L A 595-LM25118Q1MHENOPB 218재고 상태
최소: 1
배수: 1

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 Tube
Texas Instruments 스위칭 컨트롤러 High Speed Vltg Mode A 595-UCC35705DTR A A 595-UCC35705DTR 598재고 상태
최소: 1
배수: 1

Boost, Buck, Flyback, Forward 1 Output 4 MHz 93 % 8.8 V 20 mA 0 C + 70 C SMD/SMT SOIC-8 Tube

Texas Instruments 스위칭 컨트롤러 BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C40DGKR 371재고 상태
최소: 1
배수: 1

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

Renesas / Intersil 스위칭 컨트롤러 ISL78264ARZ AUTOMOTIVE GRADE - Dual Sync Buck controller 5x 220재고 상태
최소: 1
배수: 1
: 250

Buck 2 Output 200 kHz to 2.2 MHz 98.75 % 3.25 V to 5 V - 40 C + 125 C SMD/SMT WFQFN-32 AEC-Q100 Reel, Cut Tape
RECOM Power 스위칭 컨트롤러 Vin Vout mA Flyback MSOP-10 90재고 상태
최소: 1
배수: 1

Buck, Boost, Flyback 1 Output 500 kHz 85 % 4 V to 100 V - 40 C + 125 C SMD/SMT MSOP-10
Texas Instruments 스위칭 컨트롤러 42V 100% duty-cycle capable dual-channe 513재고 상태
최소: 1
배수: 1
: 2,500

Buck 2 Output 100 kHz to 2.2 MHz 100 % 4 V to 42 V 800 mV to 36 V - 40 C + 150 C SMD/SMT VQFN-36 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 42-V sync hronous buck DC/DC 5,959재고 상태
최소: 1
배수: 1
최대: 1,001
: 3,000

Buck 1 Output 2.2 MHz 100 % 3.5 V to 42 V 800 mV to 36 V - 40 C + 150 C SMD/SMT VQFN-24 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 80V sync hronous buck DC/DC c 2,319재고 상태
최소: 1
배수: 1
최대: 1,001
: 3,000

Buck 1 Output 2.2 MHz 99 % 3.5 V to 80 V 800 mV to 55 V 20 A - 40 C + 125 C SMD/SMT VQFN-19 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 36V 1A 50 0KHz current mode 2,340재고 상태
최소: 1
배수: 1
최대: 1,001
: 2,500

Boost, Buck, Flyback 1 Output 500 kHz 100 % 30 V 4.95 V to 5.05 V 1 A - 40 C + 125 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Wide Inp Non-Sync Buck DC/DC Cntrlr 218재고 상태
최소: 1
배수: 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 스위칭 컨트롤러 36V 1A 500KHz curr e nt mode PWM control 2,471재고 상태
최소: 1
배수: 1
최대: 1,001
: 2,500

Boost, Buck, Flyback 2 Output 500 kHz 100 % 36 V 4.95 V to 5.05 V 1 A - 40 C + 125 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 36V 1A 500KHz curr e nt mode PWM control 2,153재고 상태
최소: 1
배수: 1
최대: 1,001
: 2,500

Boost, Buck, Flyback 2 Output 500 kHz 100 % 36 V 4.95 V to 5.05 V 1 A - 40 C + 125 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Diodes Incorporated 스위칭 컨트롤러 USB Std Power Range W-QFN4040-24(Type A1) T&R 3K 2,082재고 상태
최소: 1
배수: 1
최대: 214
: 3,000

Buck 1 Output 440 kHz 95 % 4 V to 36 V 1 V to 28 V 3 A - 40 C + 150 C SMD/SMT W-QFN4040-24 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 42-V sync hronous buck DC/DC 1,047재고 상태
9,000주문 중
최소: 1
배수: 1
: 3,000

Buck 1 Output 2.2 MHz 100 % 800 mV to 36 V 20 A - 40 C + 150 C SMD/SMT VQFN-24 Reel, Cut Tape, MouseReel
Texas Instruments 스위칭 컨트롤러 Automotive 80-V syn chronous buck DC/DC 49재고 상태
6,000예상 2026-12-18
최소: 1
배수: 1
: 3,000

Buck 1 Output 2.2 MHz 100 % 800 mV to 55 V 20 A - 40 C + 125 C SMD/SMT VQFN-24 Reel, Cut Tape, MouseReel