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Product Detailed Parameters
- Description：XFMR FLEX CONF DC/DC 23.3UH SMD
- Series：WE-FLEX
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Configurable (For DC/DC)
- Applications：Flexible
- Intended Chipset：-
- Chipset Manufacturer：-
- Voltage - Primary：-
- Voltage - Auxiliary：-
- Voltage - Isolation：500VDC
- Inductance @ Frequency：23.3µH @ 10kHz
- Frequency：-
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Size / Dimension：0.689" L x 0.630" W (17.50mm x 16.00mm)
- Height - Seated (Max)：0.327" (8.30mm)
- Footprint：0.689" L x 0.935" W (17.50mm x 23.74mm)
- Style：-
- Grade：-
- Qualification：-
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Overview
The Würth Elektronik 749196311 is a surface-mount DC/DC SMPS transformer from the WE-FLEX series. It features a flexible configuration for configurable power supplies with 500VDC isolation voltage. The component has an inductance of 23.3µH at 10kHz, primary resistance of 140mΩ, and secondary resistance of 140mΩ. Dimensions are 17.50mm x 16.00mm x 8.30mm. Operating temperature range is -40°C to 125°C.
Feature Summary
- Flexible design suitable for configurable DC/DC switching mode power supply applications
- Provides 500VDC electrical isolation between windings
- Surface mount construction for automated PCB assembly
Applications
- Configurable DC/DC converter modules
- Switching mode power supply (SMPS) designs
- High voltage isolated power conversion circuits
Procurement Notes
Verify the specific datasheet version against the manufacturer's official documentation before integration. Confirm that the 500VDC isolation rating meets system safety requirements. Ensure the surface mount footprint dimensions align with the target PCB layout constraints.
Selection Notes
Select this component when a flexible, high-isolation transformer is required for configurable DC/DC topologies. The 23.3µH inductance value supports specific magnetic design needs. Verify thermal performance within the -40°C to 125°C operating range for the intended environment.
Part Context
This part belongs to the Würth Elektronik WE-FLEX series, which specializes in flexible transformers for switch-mode power supplies. The series offers various configurations to accommodate different circuit requirements while maintaining high isolation standards.
Replacement Considerations
No public substitute part numbers are confirmed in the provided documentation. Consult the manufacturer for direct equivalents if availability is constrained.
