750343109

$7.57

Description：XFMR FLYBACK AC/DC CONV 490UH TH
Series：WE-FB, MID-OLDIA
Mfr：Würth Elektronik
Package：Tray

SKU:7d9cc23175fc Category: Switching Converter, SMPS Transformers Brand: Würth Elektronik

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Product introduction

750343109 is listed in the Switching Converter, SMPS Transformers range at ChipApex. The manufacturer field lists Würth Elektronik. Its product description is XFMR FLYBACK AC/DC CONV 490UH TH. Review the specifications below when checking this part for your BOM.

Switching Converter, SMPS Transformers specifications for 750343109

Description：XFMR FLYBACK AC/DC CONV 490UH TH
Series：WE-FB, MID-OLDIA
Mfr：Würth Elektronik
Package：Tray
Type：For AC/DC Converters
Applications：Flyback Converters
Intended Chipset：-
Chipset Manufacturer：Dialog Semiconductor
Voltage - Primary：90 ~ 264V
Voltage - Auxiliary：14V
Voltage - Isolation：3000Vrms
Inductance @ Frequency：490µH @ 10kHz
Frequency：70kHz
Operating Temperature：-40°C ~ 125°C
Mounting Type：Through Hole
Size / Dimension：0.874" L x 1.024" W (22.20mm x 26.00mm)
Height - Seated (Max)：0.635" (16.13mm)
Footprint：0.874" L x 1.024" W (22.20mm x 26.00mm)
Style：-
Grade：-
Qualification：-

Switching Converter, SMPS Transformers datasheet and documents for 750343109

750343109

Switching Converter, SMPS Transformers Overview

The Würth Elektronik 750343109 is a flyback transformer designed for AC/DC switching mode power supplies. It utilizes the Dialog Semi iW1830 controller architecture and features a board-mount surface mount design within the WE-FB series. The component provides 3000Vrms isolation and operates at a frequency of 70kHz. Physical dimensions include a height of 16 mm, length of 22.2 mm, and width of approximately 16 mm.

Switching Converter, SMPS Transformers Feature Summary

Provides high-voltage isolation rated at 3000Vrms for safety compliance
Engineered specifically for integration with Dialog Semi iW1830 controllers
Supports efficient energy transfer in flyback converter topologies

Switching Converter, SMPS Transformers Applications

AC/DC switching power supply modules
SMPS transformer implementations
Flyback converter circuits requiring high isolation

Switching Converter, SMPS Transformers Procurement Notes

Verify the specific package variant against the official datasheet to ensure compatibility with the intended PCB footprint. Confirm that the required isolation voltage and operating frequency align with the system design specifications before finalizing procurement.

Switching Converter, SMPS Transformers Selection Notes

Select this component when designing flyback converters that require robust isolation and compatibility with iW1830 control ICs. Ensure the physical dimensions fit the available board space and that the thermal requirements are met by the enclosure design.

Switching Converter, SMPS Transformers Part Context

This part belongs to the Würth Elektronik WE-FB series of power transformers. These components are engineered for board-mount applications and are optimized for use in modern switching power supply designs requiring reliable performance and compact form factors.