BSP77E6433HUMA1

Power Distribution Switches, Load Drivers Overview

The BSP77E6433HUMA1 is a single-channel N-channel vertical power FET from Infineon’s Classic HITFET™ family, utilizing Smart SIPMOS technology. It operates with a maximum drain-source voltage of 42 V and delivers a nominal load current of 2.17 A, with a short-circuit current limit of 10 A. The device features a maximum on-resistance of 90 mΩ at 25°C and 240 mΩ at 150°C, supporting a total power dissipation of 3.8 W. It includes embedded protection with auto-restart functionality and an avalanche energy capability of 250 mJ. Designed for surface-mount installation in SOT-223 packages, it functions within a temperature range of -40°C to 150°C.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates Smart SIPMOS technology for enhanced vertical power FET performance.
• Features comprehensive embedded protection strategies including auto-restart capabilities.
• Provides high avalanche energy capability for robust operation under stress conditions.

Power Distribution Switches, Load Drivers Applications

• Automotive low-side smart power switching applications
• High-current load driving in vehicle electronics
• Power distribution units requiring integrated protection

Power Distribution Switches, Load Drivers Procurement Notes

Verify the exact ordering suffix against official Infineon documentation to ensure correct package and tape/reel specifications. Confirm that the component meets specific automotive qualification standards required for your application. Cross-reference the part number with the latest datasheet revision to validate electrical parameters and pinout configurations before integration into design schematics.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for applications requiring a single-channel low-side switch with integrated diagnostic and protection features. The 42 V rating suits standard automotive electrical systems. Ensure thermal management supports the 3.8 W dissipation limit. Compare the 2.17 A nominal current against peak load requirements to verify adequate headroom for reliable long-term operation.

Power Distribution Switches, Load Drivers Part Context

This device belongs to the Classic HITFET™ family, designed specifically for automotive low-side power switching. It combines a power MOSFET with control and protection circuitry in a single package. The series targets high-reliability applications where integrated fault protection and compact form factors are critical for modern vehicle electronic architectures.

Power Distribution Switches, Load Drivers Replacement Considerations

Consult official Infineon substitution guides for verified alternatives. No direct public substitute part numbers are confirmed in the provided source material for this specific variant.