MC20XS4200BFK

Description：IC PWR SWITCH N-CHAN 1:1 23PQFN
Series：-
Mfr：NXP USA Inc.
Package：Tray

SKU:b1636234081d Category: Power Distribution Switches, Load Drivers Brand: NXP USA Inc.

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Product introduction

Product Detailed Parameters

Description：IC PWR SWITCH N-CHAN 1:1 23PQFN
Series：-
Mfr：NXP USA Inc.
Package：Tray
Switch Type：General Purpose
Number of Outputs：2
Ratio - Input:Output：1:01
Output Configuration：High Side
Output Type：N-Channel
Interface：SPI
Voltage - Load：8V ~ 36V
Voltage - Supply (Vcc/Vdd)：3V ~ 5.5V
Current - Output (Max)：3A
Rds On (Typ)：20mOhm (Max)
Input Type：-
Features：Internal PWM, Slew Rate Controlled, Watchdog Timer
Fault Protection：Current Limiting (Fixed), Open Load Detect, Over Temperature, UVLO
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Supplier Device Package：23-PQFN (12x12)
Package / Case：23-PowerQFN
Grade：-
Qualification：-

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MC20XS4200BFK

Overview

The MC20XS4200BFK is a dual high-side power switch designed for automotive applications. It operates with an input voltage range of 6 to 58 V and features two independent channels with a maximum on-resistance of 0.02 Ohms. The device utilizes a 16-bit SPI interface for control, configuration, and diagnostics. Packaged in a 23-pin QFN EP, it supports operating temperatures from -40°C to 125°C and includes integrated protection mechanisms.

Feature Summary

Dual channel high-side switching capability
Integrated diagnostic and protection functions
SPI-based digital control interface

Applications

Truck electrical systems
Bus load management
Industrial equipment control

Procurement Notes

Verify the specific suffix BFK against official NXP documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing system requirements before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component for designs requiring robust high-side switching in automotive environments. Evaluate thermal performance based on the low on-resistance characteristics. Confirm that the SPI interface aligns with the host microcontroller capabilities and that the QFN package fits the PCB layout constraints.

Part Context

This part belongs to the MC20XS series of high-side switches from NXP Semiconductors. It is engineered for reliability in harsh automotive conditions. The series provides scalable solutions for controlling various loads such as lamps, solenoids, and motors within vehicle architectures.

Replacement Considerations

MC20XS4200BAFKR2 is a related variant in the same family. Verify form, fit, and function compatibility before substitution. Consult official replacement guides for any pinout or electrical differences.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.