MC20XS4200BAFKR2

Overview

The MC20XS4200BAFKR2 is a high-side power switch manufactured by NXP Semiconductors, designed for automotive applications. It features two independent outputs with a maximum on-resistance of 0.02 Ohms. The device operates within an input voltage range of 6V to 58V and accepts a logic supply voltage between 3V and 5.5V. It utilizes a serial interface for control and draws a typical supply current of 6.5mA. Packaged in a 23-pin QFN with an exposed pad, it functions reliably across an operating temperature range from -40°C to 125°C.

Feature Summary

• Dual-channel high-side power switching capability
• Automotive-grade reliability and durability
• Serial communication interface for control

Applications

• Automotive lighting systems
• Industrial motor control circuits
• IoT actuator drivers

Procurement Notes

Verify component authenticity through authorized NXP channels due to the part's end-of-life status. Confirm package integrity and moisture sensitivity handling requirements prior to assembly. Ensure compatibility with existing serial control protocols and thermal management solutions for the 23-pin QFN form factor.

Selection Notes

Select this component when dual high-side switching with low on-resistance is required in space-constrained designs. The serial interface reduces pin count compared to parallel alternatives. Consider the 23-pin QFN package for thermal performance and the wide input voltage range for robustness against automotive transients.

Part Context

This device belongs to NXP's portfolio of intelligent power switches tailored for harsh environments. It integrates protection features typical of automotive-grade silicon, ensuring stable operation under varying load conditions and temperature extremes common in vehicle electronics and industrial machinery.

Replacement Considerations

The MC20XS4200FK is a related variant within the same product family. Verify pinout compatibility and specific electrical parameter differences before substitution.