HCTSM80201AAL-E

Overview

The HCTSM80201AAL-E is a board-mount power transformer from the Bourns HCTSM8 series, designed for surface mount applications. It features a toroid core to ensure high coupling and low radiation. The component operates within a temperature range of -40°C to +125°C and has dimensions of 12.3 mm in length, 10.8 mm in width, and 6.5 mm in height. Key electrical specifications include an inductance of 250 µH, a volt-time product (ET) of 11 V/µs, and a secondary current rating of 350 mA peak. It complies with AEC-Q200 standards.

Feature Summary

• Utilizes a toroid core structure to achieve high magnetic coupling and minimize electromagnetic radiation.
• Designed with high clearance and creepage distances to meet safety isolation requirements.
• Complies with IEC 60950-1, IEC 62368-1, and IEC 60664-1 safety standards.
• Recognized under UL 62368-1 for enhanced safety certification.

Applications

• Isolated DC-DC converter modules
• Power supply units requiring galvanic isolation
• Automotive electronic systems

Procurement Notes

Verify the specific part number suffix against official Bourns documentation to confirm pinout orientation and winding configuration. Ensure the selected variant matches the required turns ratio and voltage ratings for the target circuit design. Confirm compliance with relevant industry safety standards before integration.

Selection Notes

Select this component for designs requiring compact surface-mount isolation transformers with high reliability. Consider the 250 µH inductance and 11 V/µs ET value when designing flyback or forward converter topologies. Verify that the physical footprint fits the PCB layout constraints and that the operating temperature range suits the environment.

Part Context

This transformer belongs to the HCTSM8 series, which focuses on high-clearance and creepage distance designs. These components are engineered for robust performance in space-constrained applications while maintaining strict adherence to international safety regulations for electrical isolation.

Replacement Considerations

Consult official Bourns substitution guides for verified alternatives. Generic replacements may not match the specific toroid core characteristics or safety certifications required for this application.

FAQ

What is the primary advantage of the toroid core in this transformer?

The toroid core provides high magnetic coupling efficiency and significantly reduces electromagnetic interference (EMI) radiation compared to other core shapes.

Does this component meet automotive reliability standards?

Yes, the HCTSM80201AAL-E is qualified according to the AEC-Q200 standard, making it suitable for automotive-grade applications.