BTS3205NHUSA1

Power Distribution Switches, Load Drivers Overview

The BTS3205NHUSA1 is a single-channel low-side power switch from Infineon's Classic HITFET family, designed for automotive applications. It features a PG-SOT-223-4 surface-mount package and operates within a temperature range of -40°C to 150°C. The device supports a maximum drain-source voltage of 42V and provides an output status diagnostic function. Key electrical parameters include a nominal load current of 0.52A, a short-circuit current of 0.6A, and a minimum current limit of 0.6A. On-resistance values are specified at 900 mΩ (at 25°C) and 2400 mΩ (at 150°C). The component offers auto-restart protection and handles an EAS energy capability of 65 mJ.

Power Distribution Switches, Load Drivers Feature Summary

• Integrated output status diagnostic function for monitoring load conditions
• Auto-restart protection strategy for fault recovery
• High avalanche energy capability for robust operation

Power Distribution Switches, Load Drivers Applications

• Automotive lighting control systems
• Solenoid driver circuits
• Fan and pump motor control in vehicles

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix 'NHUSA1' against official Infineon documentation to confirm lead-free compliance and RoHS status, as variations exist within the BTS3205 series. Ensure the ordering part number matches the required package type and thermal characteristics for the target application design.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for low-side switching applications requiring integrated diagnostics and high surge tolerance. Consider the 42V voltage rating and 0.52A continuous current capacity when sizing for loads. Evaluate the SOT-223-4 package constraints for PCB layout and thermal management requirements.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the Classic HITFET 12V family, which provides smart low-side switches with embedded protection. These devices combine power MOSFETs with intelligent gate drivers and protection circuits, offering a compact solution for controlling inductive and resistive loads in automotive environments.

Power Distribution Switches, Load Drivers Replacement Considerations

Check for BTS3205N or BTS3205G variants if pinout and parameter compatibility are confirmed. Verify that any substitute maintains the same PG-SOT-223-4 package and diagnostic functionality.