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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Ergebnisse: 687
Auswählen Bild Teile-Nr. Herst. Beschreibung Datenblatt Verfügbarkeit Preis (CHF) Ergebnisse in der Tabelle nach dem Einheitspreis bei Ihrer Menge filtern. Menge RoHS ECAD Model Struktur Anzahl der Ausgänge Schaltfrequenz Betriebszyklus ( Max.) Eingangsspannung Ausgangsspannung Ausgangsstrom Minimale Betriebstemperatur Maximale Betriebstemperatur Montageart Verpackung/Gehäuse Qualifikation Verpackung

Texas Instruments Schaltregler AUTO CAT WIDE-INPUT SYNCH BUCK 5 226Auf Lager
Cut-Tape
4.49 CHF
3.97 CHF
3.81 CHF
3.53 CHF
Reel
3.01 CHF
Min.: 1
Mult.: 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 Schaltregler Wide In Non-Sync Buc k DC/DC Cntrlr 29 597Auf Lager
Cut-Tape
1.98 CHF
1.48 CHF
1.35 CHF
1.21 CHF
Reel
0.992 CHF
Min.: 1
Mult.: 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

Texas Instruments Schaltregler Wide Input Range Syn c Buck Cntlr A 926- A 926-LM5117PMH/NOPB 453Auf Lager
Cut-Tape
6.01 CHF
4.63 CHF
4.29 CHF
3.91 CHF
Reel
3.44 CHF
3.34 CHF
Min.: 1
Mult.: 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 Schaltregler Low-Power BiCMOS Cur rent-Mode PWM A 595 A 595-UCC3802D 3 384Auf Lager
Cut-Tape
2.03 CHF
1.51 CHF
1.38 CHF
1.24 CHF
Reel
0.992 CHF
Min.: 1
Mult.: 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
Texas Instruments Schaltregler 2.2-V to 16-V 2-MHz N-channel FET sync A A 926-LM2737MTCX/NOPB 1 087Auf Lager
2.21 CHF
1.65 CHF
1.36 CHF
1.29 CHF
Min.: 1
Mult.: 1
Buck 1 Output 2 MHz 90 % 600 mV to 5 V 20 A - 40 C + 125 C SMD/SMT TSSOP-14 Tube
Nisshinbo Schaltregler Buck DC/DC Controller 3 093Auf Lager
Cut-Tape
1.24 CHF
0.91 CHF
0.829 CHF
0.73 CHF
Reel
0.579 CHF
Min.: 1
Mult.: 1
: 3 000
Buck 1 Output 180 kHz 100 % 1 V to 18.5 V - 40 C + 85 C SMD/SMT SOT-23-5 Reel, Cut Tape, MouseReel

Texas Instruments Schaltregler Synchronous Buck Con troller A 595-TPS40 A 595-TPS40077PWP 2 050Auf Lager
Cut-Tape
3.32 CHF
2.52 CHF
2.31 CHF
2.10 CHF
Reel
1.82 CHF
Min.: 1
Mult.: 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 Schaltregler 3V-20V Wide Inp Sync Buck Controller A 5 A 595-TPS40304ADRCT 2 963Auf Lager
Cut-Tape
1.10 CHF
0.894 CHF
0.813 CHF
0.719 CHF
Reel
0.60 CHF
Min.: 1
Mult.: 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 Schaltregler Sgl Sync SD Cntrlr A 595-TPS53014DGS A 5 A 595-TPS53014DGS 2 148Auf Lager
Cut-Tape
2.13 CHF
1.59 CHF
1.46 CHF
1.30 CHF
Reel
1.10 CHF
Min.: 1
Mult.: 1
: 2 500
Buck 1 Output 500 kHz 83 % 760 mV to 7 V 25 A - 40 C + 85 C SMD/SMT MSOP-10 Reel, Cut Tape, MouseReel

Texas Instruments Schaltregler BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C43DGK 4 009Auf Lager
Cut-Tape
1.89 CHF
1.40 CHF
1.28 CHF
1.14 CHF
Reel
0.992 CHF
Min.: 1
Mult.: 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

Texas Instruments Schaltregler Wide Input Sync Buck Cntrlr source/sink A 595-TPS40061PWP 1 627Auf Lager
Cut-Tape
3.59 CHF
2.85 CHF
2.65 CHF
2.43 CHF
2.32 CHF
Reel
2.31 CHF
Min.: 1
Mult.: 1
: 2 000
Buck 1 Output 100 kHz to 1 MHz 98 % 700 mV to 45 V 10 A - 40 C + 85 C SMD/SMT HTSSOP-16 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler BiCMOS Low-Power Cur rent Mode A 595-UCC A 595-UCC38C40D 3 975Auf Lager
Cut-Tape
0.749 CHF
0.538 CHF
0.486 CHF
0.427 CHF
Reel
0.339 CHF
Min.: 1
Mult.: 1
: 2 500
Boost, Buck, Flyback, Forward 1 Output 1 MHz 100 % 18 V 1 A 0 C + 70 C SMD/SMT SOIC-8 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler Two-Phase Sync SD Sw itching Cntlr A 926 A 926-LM2642MTC/NOPB 2 193Auf Lager
Cut-Tape
3.29 CHF
2.49 CHF
2.28 CHF
2.07 CHF
Reel
1.75 CHF
Min.: 1
Mult.: 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 Schaltregler Digitally enhanced power analog buck controller 3 299Auf Lager
Cut-Tape
4.80 CHF
4.01 CHF
Reel
3.64 CHF
Min.: 1
Mult.: 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 Schaltregler 4.5V-20V Buck Cntrlr A 595-TPS40195RGYT A 595-TPS40195RGYT 4 368Auf Lager
Cut-Tape
2.90 CHF
2.16 CHF
1.98 CHF
1.78 CHF
Reel
1.51 CHF
Min.: 1
Mult.: 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 Schaltregler Dual Output 2-Ph Syn ch Buck Cntrlr A 59 A 595-TPS5120DBT 1 699Auf Lager
Cut-Tape
8.47 CHF
6.61 CHF
6.15 CHF
5.63 CHF
Reel
4.88 CHF
Min.: 1
Mult.: 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 Schaltregler Fixed-Freq Notebook Sys Pwr Cntrlr A 595 A 595-TPS51222RTVR 208Auf Lager
Cut-Tape
9.04 CHF
7.08 CHF
6.58 CHF
6.05 CHF
Reel
5.47 CHF
Min.: 1
Mult.: 1
: 250
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
Texas Instruments Schaltregler 3-28V In 20A Synch S tep Down Cntrlr A 5 A 595-TPS51218DSCT 2 885Auf Lager
Cut-Tape
2.04 CHF
1.52 CHF
1.38 CHF
1.24 CHF
Reel
1.04 CHF
Min.: 1
Mult.: 1
: 3 000
Buck 1 Output 465 kHz 91 % 700 mV to 2.6 V 20 A - 40 C + 85 C SMD/SMT WSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64200DBVT 2 830Auf Lager
Cut-Tape
1.41 CHF
1.04 CHF
0.945 CHF
0.845 CHF
Reel
0.693 CHF
Min.: 1
Mult.: 1
: 3 000
Buck 1 Output 350 kHz 100 % 1.2 V to 6.5 V 3 A - 40 C + 85 C SMD/SMT SOT-23-6 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler 2.2MHz Low Iq Sync B uck Controller A 59 A 595-LM25141QRGERQ1 2 912Auf Lager
Cut-Tape
6.37 CHF
4.93 CHF
4.57 CHF
4.17 CHF
Reel
3.71 CHF
Min.: 1
Mult.: 1
: 250
Buck 1 Output 2.2 MHz 99 % 1.5 V to 15 V 20 A - 40 C + 150 C SMD/SMT VQFN-24 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler 4.5V to 20V Buck A 5 95-TPS40195PW A 595 A 595-TPS40195PW 2 344Auf Lager
Cut-Tape
2.82 CHF
2.12 CHF
1.95 CHF
1.75 CHF
Reel
1.47 CHF
Min.: 1
Mult.: 1
: 2 000
Buck 1 Output 600 kHz 85 % 591 mV 20 A - 40 C + 85 C SMD/SMT TSSOP-16 Reel, Cut Tape, MouseReel
Texas Instruments Schaltregler Adj Hi-Efficient Ste p-Dwn 20uA SOT-23 A A 595-TPS64202DBVT 2 555Auf Lager
Cut-Tape
1.41 CHF
1.04 CHF
0.945 CHF
0.845 CHF
Reel
0.704 CHF
Min.: 1
Mult.: 1
: 3 000
Buck 1 Output 550 kHz 100 % 1.2 V to 6.5 V 3 A - 40 C + 85 C SMD/SMT SOT-23-6 Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Schaltregler Versatile Automotive 60V/70V 2.2MHz Buck Controller with 7 A IQ and Optional Bypass Mode
5 492Auf Lager
7.09 CHF
5.50 CHF
5.11 CHF
4.67 CHF
Min.: 1
Mult.: 1
Max.: 4 393
Buck 1 Output 220 kHz to 2.2 MHz 99 % 5 V - 40 C + 125 C SMD/SMT TQFN-EP-20 Tray
Analog Devices Schaltregler 40V Dual Low IQ, 100 DC Sync Buck CTL
8 928Auf Lager
Cut-Tape
7.05 CHF
5.52 CHF
4.91 CHF
4.62 CHF
4.45 CHF
Reel
3.88 CHF
Min.: 1
Mult.: 1
Max.: 7 142
: 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 Schaltregler 4.5V-8V Input Synch Buck Contr A 595-TPS A 595-TPS40192DRCT 4 741Auf Lager
Cut-Tape
2.33 CHF
1.74 CHF
1.59 CHF
1.43 CHF
Reel
1.16 CHF
Min.: 1
Mult.: 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