UPD166032T1U(1)-E1-AY

Overview

The UPD166032T1U-E1-AY is a single-channel N-channel high-side Intelligent Power Device (IPD) from Renesas Electronics. It integrates a charge pump, voltage control input, and diagnostic feedback with proportional load current sensing. Key electrical parameters include a maximum on-resistance of 24 mOhms, a power dissipation rating of 1.85 W, and an operating temperature range from -40°C to +150°C. The device supports a supply voltage between 4.5 V and 28 V, features a TO-252-7 package, and includes protection against short circuits, overcurrent, and overtemperature conditions.

Feature Summary

• Integrated charge pump circuit enabling direct logic interface compatibility
• Embedded protection mechanisms including short-circuit, overcurrent, and absolute overtemperature safeguards
• Diagnostic feedback capability via proportional load current sensing for system monitoring

Applications

• Automotive 12V battery system power distribution
• High-side switching in modern vehicle E/E architectures
• Replacement of traditional fuses and mechanical relays in automotive loads

Procurement Notes

Verify the specific ordering suffix and package variant when sourcing, as the UPD166032T1U series includes multiple configurations. Confirm RoHS compliance status and ensure the selected component matches the required channel count and resistance specifications for your design. Cross-reference datasheet revision numbers to guarantee feature consistency during procurement.

Selection Notes

Select this IPD for applications requiring robust high-side switching with integrated diagnostics. The TO-252-7 package suits surface-mount designs needing thermal efficiency. Ensure the load current remains within limits defined by the 24 mOhm on-resistance and 1.85 W power dissipation constraints. Verify that the 4.5 V to 28 V supply range aligns with the target system voltage profile.

Part Context

This component belongs to the second-generation Intelligent Power Device (IPD) family from Renesas. These devices are designed to replace electromechanical switches in automotive environments, offering higher reliability through advanced semiconductor protection methods. The series provides flexibility through standardized pinouts and varying on-resistance options to suit different load requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.