749196218

$5.17

Description：XFMR FLEX DC/DC CONV 21.6UH SMD
Series：WE-FLEX
Mfr：Würth Elektronik
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:4e4255388a34 Category: Switching Converter, SMPS Transformers Brand: Würth Elektronik

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Product introduction

Product Detailed Parameters

Description：XFMR FLEX DC/DC CONV 21.6UH SMD
Series：WE-FLEX
Mfr：Würth Elektronik
Package：Tape & Reel (TR),Cut Tape (CT)
Type：For DC/DC Converters
Applications：Flexible
Intended Chipset：-
Chipset Manufacturer：-
Voltage - Primary：-
Voltage - Auxiliary：-
Voltage - Isolation：1500Vrms
Inductance @ Frequency：21.6µH @ 100kHz
Frequency：-
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Size / Dimension：0.472" L x 0.642" W (11.99mm x 16.31mm)
Height - Seated (Max)：0.291" (7.40mm)
Footprint：0.661" L x 0.642" W (16.79mm x 16.31mm)
Style：-
Grade：-
Qualification：-

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749196218

Overview

The Würth Elektronik WE-FLEX 749196218 is a flexible DC/DC converter transformer designed for switched-mode power supplies. It features an inductance of 21.6µH and supports a maximum current of 0.41A. The component offers 1500Vrms isolation voltage and operates within a temperature range of -40°C to +125°C. Measuring as a surface mount device, it utilizes a flexible construction suitable for compact PCB layouts.

Feature Summary

Flexible form factor accommodates space-constrained printed circuit board designs
High isolation voltage ensures safety in switched-mode power supply applications
Surface mount termination facilitates automated assembly processes

Applications

Switched-mode power supplies (SMPS)
DC/DC converter circuits
Compact electronic power modules

Procurement Notes

Verify the specific part number against official datasheets to confirm electrical parameters such as inductance and isolation ratings. Ensure the flexible package type matches the mechanical constraints of the target PCB layout. Cross-reference manufacturer documentation for compliance certifications and thermal performance limits before finalizing procurement decisions.

Selection Notes

Select this component when high isolation and flexible mounting are required for SMPS designs. Evaluate the 21.6µH inductance and 0.41A current rating against system requirements. Consider the -40°C to +125°C operating range for environmental suitability. Confirm surface mount compatibility with existing assembly equipment.

Part Context

This transformer belongs to Würth Elektronik's WE-FLEX series, which specializes in flexible magnetic components for modern electronics. The series addresses the need for compact, reliable power conversion solutions in densely packed devices. Würth Elektronik provides these components to support efficient design integration across various industrial and consumer applications.