HCTSM80101AAL-E1

Overview

The HCTSM80101AAL-E1 is a surface-mount pulse transformer from Bourns, designed for automotive-grade applications. It features a 1:1 turns ratio and a primary inductance of 250 µH. The device supports a secondary current rating of 350 mA peak and operates within a voltage-time product of 11 V/µs. Physical dimensions are 12.3 mm in length, 10.8 mm in width, and 6.5 mm in height, with an operating temperature range from -40°C to +125°C. It meets AEC-Q200 qualification standards.

Feature Summary

• High clearance and creepage distance design for enhanced isolation safety
• Automotive-grade reliability compliant with AEC-Q200 standards
• Encapsulated construction for environmental protection

Applications

• Automotive power supply circuits
• Isolated data interface systems
• Board mount signal transformation

Procurement Notes

Verify the specific suffix (E vs E1) against the manufacturer's latest documentation to ensure exact electrical and mechanical compatibility. Confirm RoHS compliance status and AEC-Q200 certification requirements for your specific automotive application before finalizing procurement decisions.

Selection Notes

Select this component when high isolation clearance is required in compact automotive designs. Ensure the 350 mA peak current and 250 µH inductance meet the circuit's energy transfer needs. Verify that the SMD package dimensions fit the available PCB real estate and thermal management strategy.

Part Context

This part belongs to the HCTSM8 series of high-clearance transformers by Bourns. These components are engineered specifically for demanding automotive environments where robust isolation and small form factors are critical. The series emphasizes reliability under extreme temperature conditions.

Replacement Considerations

Check for direct substitutes within the HCTSM8 family or other Bourns automotive-grade pulse transformers. Ensure any replacement matches the 1:1 ratio, 250 µH inductance, and physical footprint to maintain board compatibility.