NCV8402STT3G

Power Distribution Switches, Load Drivers Overview

The NCV8402STT3G is a self-protected low-side smart discrete device manufactured by onsemi. It features an N-channel MOSFET with a maximum drain-source voltage of 42V and a continuous drain current of 2A. The typical on-resistance is 165 mOhms, with a gate-source voltage rating of ±14V and a threshold voltage of 1.3V. The device operates within a temperature range of -40°C to +150°C TJ. It is housed in a SOT-223 (TO-261) package and meets AEC-Q100 automotive qualification standards.

Power Distribution Switches, Load Drivers Feature Summary

• Integrated overcurrent protection with fixed limit and auto-restart functionality
• Built-in overtemperature protection for thermal safety
• Overvoltage protection capabilities for load protection

Power Distribution Switches, Load Drivers Applications

• Automotive lighting systems
• Solenoid drivers
• Relay drivers
• Fan control circuits

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix STT3G corresponds to the SOT-223 tape-and-reel packaging configuration. Confirm AEC-Q100 compliance requirements match the target application's automotive grade specifications. Ensure the 42V voltage rating and 2A current capacity are sufficient for the intended load. Check for RoHS and REACH material declarations during sourcing.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for applications requiring a single low-side switch with integrated fault protection. The SOT-223 package offers a balance of thermal performance and board space efficiency. Consider the 165 mOhm on-resistance for power loss calculations. Verify that the auto-restart feature aligns with system recovery logic after fault conditions occur.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the NCV8402 series of protected low-side drivers designed for automotive environments. It integrates a power MOSFET with control circuitry to provide robust protection against common electrical faults. The series is optimized for reliability in harsh automotive operating conditions.

Power Distribution Switches, Load Drivers Replacement Considerations

NCV8402ASTT3G: Similar low-side driver but housed in a different package variant.

Power Distribution Switches, Load Drivers FAQ

What type of protection does the NCV8402STT3G offer?

It provides overcurrent protection with auto-restart, overtemperature protection, and overvoltage protection.

Is the NCV8402STT3G suitable for automotive applications?

Yes, it is qualified to AEC-Q100 standards for automotive use.