HCTSM80910BAL-E1

Overview

The Bourns HCTSM80910BAL-E1 is a surface mount pulse transformer featuring a toroid core for high coupling and low radiation. It has a turns ratio of 9:10, inductance of 300 µH, and secondary current rating of 350 mA. Dimensions are 12.3 mm length, 10.8 mm width, and 6.5 mm height. Operating temperature range is -40°C to +125°C. It meets AEC-Q200 automotive qualification standards.

Feature Summary

• Toroid core design ensures high magnetic coupling and minimizes electromagnetic radiation.
• Complies with IEC 60950-1, IEC 62368-1, and IEC 60664-1 safety standards.
• Automotive grade construction validated against AEC-Q200 reliability requirements.

Applications

• Automotive electronic control units requiring isolated signal transmission
• Industrial power supply circuits needing compact isolation
• Consumer electronics utilizing high-density surface mount layouts

Procurement Notes

Verify the specific suffix (E vs E1) matches the required reel quantity configuration. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure PCB footprint aligns with specified SMD dimensions to prevent mechanical stress during operation.

Selection Notes

Select this component when high coupling efficiency and low radiation are critical for signal integrity. The wide operating temperature range supports harsh environments. Verify that the 350 mA secondary current rating meets the load requirements of the target circuit application.

Part Context

This part belongs to the HCT Series of high clearance and creepage distance transformers manufactured by Bourns. These components are designed for applications requiring robust electrical isolation within compact surface mount packages suitable for automated assembly processes.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Bourns resources for cross-reference data if alternative sourcing is required.