MC50XS4200BEKR2

Overview

The MC50XS4200BEKR2 is a dual high-side switch from NXP Semiconductors, utilizing SMARTMOS technology. It features two channels with an on-resistance of 50 mΩ at 25 °C and supports up to 1.65 A steady-state current per channel. The device operates within a supply voltage range of 6 V to 58 V and includes a 16-bit serial peripheral interface (SPI) for control and diagnostics. It offers programmable internal or external PWM clock signals, dynamic overcurrent thresholds, and accurate temperature and current sensing capabilities.

Feature Summary

• Dual high-side switches with integrated SMARTMOS technology
• Programmable internal or external PWM clock signals
• Dynamic overcurrent threshold profile for inrush current handling
• Accurate temperature and current sensing with open load detection

Applications

• Truck applications
• Bus applications
• Control of bulbs, solenoids, or DC motors

Procurement Notes

Verify the exact suffix against official documentation, as package variations exist. Confirm end-of-life status and availability through authorized distributors. Ensure compatibility with system voltage ranges and SPI interfaces before integration.

Selection Notes

Select this component for automotive environments requiring robust protection and diagnostic feedback. Consider the 50 mΩ resistance and 1.65 A current limit for load matching. Evaluate the need for autonomous operation via internal clocks versus direct microcontroller control.

Part Context

Part of the 50XS4200 family designed for heavy-duty vehicle systems. Integrates control and protective functions into a single IC. Supports flexible load types including resistive and inductive loads.

Replacement Considerations

Check for pin-compatible alternatives within the same product family. Verify functional equivalence regarding SPI communication and protection thresholds.