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Würth Elektronik - Power

Würth Elektronik: Your trusted partner for high-quality electronic components

Explore the wide range of components, driving innovation and excellence in electronics. Together, we shape the future of electronics – rely on quality and innovation.

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More than you expect

One of the world's leading manufacturers of electronic and electromechanical components, ensures global availability of its products. WE offers a wide range of products, making it the perfect choice for anyone looking to add value to their electronic projects. The company has 14 manufacturing facilities worldwide, which guarantee rapid delivery of components. The product range includes EMC components, power inductors, transformers, RF components, varistors, capacitors, resistors, quartz crystals, oscillators, power modules, Wireless Power Transfer, LEDs sensors, connectors, power supply elements, switches, push-buttons, connection technology, fuse holders and solutions for wireless data transmission.

#askLorandt explains: Short explaination videos from engineer to engineer

Short explanation videos which demonstrate the basics of passive, electromechanical, optoelectronical and active components and applications.

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Join the world of e-mobility

With their automotive components, WE eliminate the noise of e-mobility and much more.

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Application Notes - Practical Information For You

Read about solutions and well-defined applications and methods from WE engineers.

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Product
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Manufacturer
Outputs
Output Voltage
Output Current
Input Voltage Min.
Input Voltage Max.
Output Type
Termination Type
Mounting Type
Efficiency
Ripple & Noise (V)
Protection Type
Length
Width
Height
Frequency Min.
Insulation Voltage
Operating Voltage
Inductance
Rated Current
Operating Temperature Max.
Ratio
Operating Temperature Min.
Primary DC Resistance
Secondary DC Resistance
Frequency Max.
MTBF
Insertion Loss
Current Rating
Temperature Range Min.
Ports
Temperature Max.
Output Voltage 1
Output Current 1
Adjustable Output Voltage Min.
Adjustable Output Voltage Max.
Rated Power
Package Type
New to us
DC/DC Converter 2.5 ... 5.5V 5.5V Adjustable 304-39-925 171010550DC/DC Converter 2.5 ... 5.5V 5.5V Adjustable
CHF 6.98 (Exc. Vat)
Pack of 2 pieces
CHF 6.98
Würth Elektronik15.5 V1.2 A2.5 V5.5 VAdjustableSoldering PadsSMD96 %6 mVShort Circuit Protection ...2.5 mm2.5 mm1.2 mm-----------------------
New to us
DC/DC Converter 2.5 ... 5.5V 5.5V Adjustable 304-39-924 171010502DC/DC Converter 2.5 ... 5.5V 5.5V Adjustable
CHF 8.63 (Exc. Vat)
Pack of 2 pieces
CHF 8.63
Würth Elektronik15.5 V1 A2.5 V5.5 VAdjustableSoldering PadsSMD96 %6 mVShort Circuit Protection ...3.2 mm2.5 mm1.55 mm-----------------------
New to us
SMD Transformer, 1:1.3, 2.5kV, 3.3 VDC, 72uH 304-38-923 750316028SMD Transformer, 1:1.3, 2.5kV, 3.3 VDC, 72uH
CHF 15.64 (Exc. Vat)
Pack of 5 pieces
CHF 15.64
Würth Elektronik-----------8.3 mm12.6 mm4.1 mm400 kHz2.5 kV3.3 VDC72 uH800 mA125 °C1:1.3-40 °C100 mOhm125 mOhm400 kHz------------
New to us
DC/DC Converter 6.5 ... 36V 5V Fixed 304-32-642 173950536 DC/DC Converter 6.5 ... 36V 5V Fixed
CHF 277.48 (Exc. Vat)
Pack of 43 Pieces
CHF 277.48
Würth Elektronik15 V500 mA6.5 V36 VFixedPCB PinsThrough Hole97 %45 mVShort Circuit Protection ...11.6 mm7.55 mm10.2 mm-----------2000000 h-----------
New to us
DC/DC Converter 4.75 ... 36V 3.3V Fixed 304-32-641 173950336DC/DC Converter 4.75 ... 36V 3.3V Fixed
CHF 15.85 (Exc. Vat)
Pack of 2 pieces
CHF 15.85
Würth Elektronik13.3 V500 mA4.75 V36 VFixedPCB PinsThrough Hole97 %45 mVShort Circuit Protection ...11.6 mm7.55 mm10.2 mm-----------2000000 h-----------
New to us
SMD Transformer, 1:1, 4kV, 13 VDC, 50uH 303-88-117 750319331SMD Transformer, 1:1, 4kV, 13 VDC, 50uH
CHF 4.96 (Exc. Vat)
Per piece
CHF 4.96
Würth Elektronik-----------11.3 mm10.9 mm11.9 mm500 kHz4 kV13 VDC50 uH760 mA130 °C1:1-40 °C85 mOhm85 mOhm500 kHz------------
New to us
SMD Transformer, 1.2:2:1, 4kV, 7 ... 31 VDC, 10uH 303-88-113 750318616SMD Transformer, 1.2:2:1, 4kV, 7 ... 31 VDC, 10uH
CHF 4.96 (Exc. Vat)
Per piece
CHF 4.96
Würth Elektronik-----------11.3 mm10.9 mm11.9 mm400 kHz4 kV7 ... 31 VDC10 uH100 mA130 °C1.2:2:1-40 °C50 mOhm260 mOhm400 kHz------------
New to us
SMD Transformer, 1:4.75, 2.5kV, 86uH 303-74-234 78931812523SMD Transformer, 1:4.75, 2.5kV, 86uH
CHF 5.52 (Exc. Vat)
Per piece
CHF 5.52
Würth Elektronik-----------12.6 mm8.3 mm4.1 mm-2.5 kV-86 uH165 mA125 °C1:4.75-40 °C65 mOhm350 mOhm-------------
New to us
SMD Transformer, 1:3.75, 2.5kV, 86uH 303-74-233 78931812518SMD Transformer, 1:3.75, 2.5kV, 86uH
CHF 6.57 (Exc. Vat)
Per piece
CHF 6.57
Würth Elektronik-----------12.6 mm8.3 mm4.1 mm-2.5 kV-86 uH210 mA125 °C1:3.75-40 °C60 mOhm280 mOhm-------------
New to us
SMD Transformer, 1:3.13, 2.5kV, 86uH 303-74-232 78931812515SMD Transformer, 1:3.13, 2.5kV, 86uH
CHF 6.57 (Exc. Vat)
Per piece
CHF 6.57
Würth Elektronik-----------12.6 mm8.3 mm4.1 mm-2.5 kV-86 uH250 mA125 °C1:3.13-40 °C60 mOhm230 mOhm-------------
New to us
SMD Transformer, 1:1.13, 2.5kV, 86uH 303-74-230 78931812505SMD Transformer, 1:1.13, 2.5kV, 86uH
CHF 6.57 (Exc. Vat)
Per piece
CHF 6.57
Würth Elektronik-----------12.6 mm8.3 mm4.1 mm-2.5 kV-86 uH750 mA125 °C1:1.13-40 °C55 mOhm60 mOhm-------------
New to us
PCB Transformer, 5:1:1, 1kV, 80 V, 28uH 303-74-217 7608957210PCB Transformer, 5:1:1, 1kV, 80 V, 28uH
CHF 11.52 (Exc. Vat)
Per piece
CHF 11.52
Würth Elektronik-----------25.8 mm30.4 mm8.5 mm-1 kV80 V28 uH-125 °C5:1:1-40 °C12.5 mOhm--------------
New to us
WE-LAN 10G Base T-SMT Transformer , 1:1, 1A, 120uH 303-16-803 749052051WE-LAN 10G Base T-SMT Transformer , 1:1, 1A, 120uH
CHF 10.34 (Exc. Vat)
Per piece
CHF 10.34
Würth Elektronik-----------18.3 mm8.8 mm16 mm---120 uH--1:1------3 dB1 A-40 °C185 °C------
New to us
WE-LAN 10/100 Base-T SMT Transformer, 1:1, 350mA, 350uH 303-16-785 7490140123BWE-LAN 10/100 Base-T SMT Transformer, 1:1, 350mA, 350uH
CHF 8.47 (Exc. Vat)
Per piece
CHF 8.47
Würth Elektronik-----------17.1 mm14.75 mm8.4 mm---350 uH--1:1------2 dB350 mA-40 °C185 °C------
New to us
WE-LAN 10/100 Base-T SMT Transformer, 1:1, 350uH 303-16-783 7490140117CWE-LAN 10/100 Base-T SMT Transformer, 1:1, 350uH
CHF 5.28 (Exc. Vat)
Per piece
CHF 5.28
Würth Elektronik-----------12.7 mm8.8 mm5.7 mm---350 uH--1:1------1.3 dB--40 °C1105 °C------
New to us
LAN Transformer SMD, 1:1, 350uH 303-16-780 749010310LAN Transformer SMD, 1:1, 350uH
CHF 5.47 (Exc. Vat)
Per piece
CHF 5.47
Würth Elektronik-----------12.7 mm4.25 mm8.7 mm---350 uH--1:1------1.1 dB--40 °C185 °C------
New to us
DC/DC Converter 8 ... 42V 6V 300mA 1W 302-64-548 17791063215DC/DC Converter 8 ... 42V 6V 300mA 1W
CHF 12.89 (Exc. Vat)
Per piece
CHF 12.89
Würth Elektronik1--8 V42 VAdjustablePCB PinsThrough Hole82 %15 mVOver Current Protection ...21.8 mm9.2 mm11.1 mm-2 kV---------393000000 h-----6 V300 mA3.3 V6 V1 WSIP
New to us
DC/DC Converter 10.8 ... 13.2V 5V 200mA 1W 302-64-547 176920522DC/DC Converter 10.8 ... 13.2V 5V 200mA 1W
CHF 7.62 (Exc. Vat)
Per piece
CHF 7.62
Würth Elektronik1--10.8 V13.2 VFixedPCB PinsSMD73 %65 mV-12.75 mm11.1 mm6.7 mm-2 kV---------3000000 h-----5 V200 mA--1 W-
New to us
DC/DC Converter 4.5 ... 5.5V 5V 200mA 1W 302-64-546 176920512DC/DC Converter 4.5 ... 5.5V 5V 200mA 1W
CHF 7.94 (Exc. Vat)
Per piece
CHF 7.94
Würth Elektronik1--4.5 V5.5 VFixedPCB PinsSMD75 %65 mV-12.75 mm11.1 mm6.7 mm-2 kV---------3000000 h-----5 V200 mA--1 W-
New to us
DC/DC Converter 2.97 ... 3.63V 5V 200mA 1W 302-64-545 176920502DC/DC Converter 2.97 ... 3.63V 5V 200mA 1W
CHF 8.36 (Exc. Vat)
Per piece
CHF 8.36
Würth Elektronik1--2.97 V3.63 VFixedPCB PinsSMD75 %65 mV-12.75 mm11.1 mm6.7 mm-2 kV---------3000000 h-----5 V200 mA--1 W-
New to us
DC/DC Converter 4.5 ... 5.5V 15V 66mA 1W 302-64-543 176861512DC/DC Converter 4.5 ... 5.5V 15V 66mA 1W
CHF 7.64 (Exc. Vat)
Per piece
CHF 7.64
Würth Elektronik1--4.5 V5.5 VFixedPCB PinsSMD76 %75 mV-12.75 mm11.1 mm6.7 mm-2 kV---------3000000 h-----15 V66 mA--1 W-
New to us
DC/DC Converter 4 ... 18V 17V Adjustable 302-64-537 171031801DC/DC Converter 4 ... 18V 17V Adjustable
CHF 8.77 (Exc. Vat)
Per piece
CHF 8.77
Würth Elektronik117 V3 A4 V18 VAdjustableSoldering PadsSMD95 %20 mVShort Circuit Protection ...9 mm9 mm3 mm-----------------------
New to us
DC/DC Converter 4 ... 18V 17V Adjustable 302-64-536 171021801DC/DC Converter 4 ... 18V 17V Adjustable
CHF 7.88 (Exc. Vat)
Per piece
CHF 7.88
Würth Elektronik117 V2 A4 V18 VAdjustableSoldering PadsSMD95 %20 mVShort Circuit Protection ...9 mm9 mm3 mm-----------------------
New to us
DC/DC Converter 4 ... 18V 17V Adjustable 302-64-535 171011801DC/DC Converter 4 ... 18V 17V Adjustable
CHF 8.10 (Exc. Vat)
Per piece
CHF 8.10
Würth Elektronik117 V1 A4 V18 VAdjustableSoldering PadsSMD95 %20 mVShort Circuit Protection ...9 mm9 mm3 mm-----------------------
New to us
Gate Drive Transformer, SMD, 3:1:1, 2.5kV, 80 V, 1800uH 301-90-019 760301306Gate Drive Transformer, SMD, 3:1:1, 2.5kV, 80 V, 1800uH
CHF 5.25 (Exc. Vat)
Per piece
CHF 5.25
Würth Elektronik-----------10.5 mm10.5 mm11 mm-2.5 kV80 V1800 uH-125 °C3:1:1-40 °C1.6 Ohm650 mOhm-------------