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Product Detailed Parameters
- Description：XFMR FLEX DC/DC CONV 87.1UH 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：87.1µH @ 100kHz
- Frequency：-
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Size / Dimension：0.827" L x 0.846" W (21.01mm x 21.49mm)
- Height - Seated (Max)：0.472" (11.99mm)
- Footprint：1.161" L x 0.846" W (29.49mm x 21.49mm)
- Style：-
- Grade：-
- Qualification：-
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Overview
The Würth Elektronik 749196507 is a flexible surface-mount transformer designed for synchronous step-down DC/DC converters. It features an inductance of 87.1µH at 100kHz and provides 1500Vrms isolation voltage. The component operates within a temperature range of -40°C to +125°C and utilizes a triple primary winding configuration with a secondary current rating of 2.3A.
Feature Summary
- Flexible construction suitable for compact embedded electronics
- High isolation voltage for safety-critical applications
- Triple primary winding design for efficient power conversion
Applications
- Synchronous step-down DC/DC converter circuits
- Embedded electronics requiring high isolation
- Surface mount power supply modules
Procurement Notes
Verify the specific datasheet version and electrical tolerances against your circuit requirements. Confirm that the flexible form factor fits within your mechanical constraints. Ensure compatibility with the intended switching frequency and thermal management strategy for reliable operation.
Selection Notes
Select this component when high isolation voltage and flexible packaging are required for DC/DC converters. Consider the 87.1µH inductance value and 2.3A secondary current rating for load matching. Evaluate the operating temperature range and surface mount installation method for board layout integration.
Part Context
This part belongs to the WE-FLEX series, which specializes in flexible transformers for space-constrained designs. It complements Würth Elektronik's portfolio of passive components for intelligent power systems and embedded control applications.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult official Wurth Elektronik resources for equivalent alternatives.
