749196530

Overview

The Würth Elektronik 749196530 is a flexible surface-mount SMPS transformer from the WE-FLEX series. It features an inductance of 4.3 uH and supports a maximum current of 2.91 A. The component provides 500 VDC isolation and operates within a temperature range of -40°C to +125°C. Designed for high-voltage applications, it utilizes SMD/SMT termination and measures 12.7 mm in length.

Feature Summary

• Flexible construction allows conformability to custom PCB layouts
• Provides 500 VDC electrical isolation for safety compliance
• Supports configurable DC/DC switching power supply topologies

Applications

• Configurable DC/DC switching power supplies
• High-voltage isolated power conversion circuits
• Custom form-factor electronic device power modules

Procurement Notes

Verify the specific datasheet version for the 749196530 to confirm exact winding configurations and thermal derating curves. Ensure that the receiving facility handles flexible components with care to prevent mechanical stress during placement. Cross-reference the pinout against the target schematic to confirm compatibility with the intended controller IC.

Selection Notes

Select this component when a non-standard footprint or height is required due to its flexible substrate. It is suitable for designs needing 500V isolation in a compact surface-mount package. Consider the 4.3 uH inductance value relative to the switching frequency and load requirements to ensure proper energy storage capabilities.

Part Context

This part belongs to the WE-FLEX series, which specializes in flexible magnetic components. These transformers are engineered for applications where standard rigid cores cannot fit. The series enables designers to integrate magnetics into tight spaces or curved surfaces while maintaining high reliability and performance standards.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.