Infineon High Side Power Switch IC 5-Pin, TO-263 Package, 41V, 21A, 125W, Surface Mount BTS441RGATMA1

The Infineon BTS441RGATMA1 is a high side power switch integrated circuit engineered specifically for automotive power switching applications. Packaged in a compact 5-pin TO-263 surface mount package measuring 10 mm in length, 9.25 mm in width, and 4.4 mm in height, it provides a space-efficient solution on printed circuit boards.

This Power Switch IC supports a maximum operating voltage of 41 volts and maximum continuous current of 21 amperes, making it ideal for driving high current loads such as automotive motors, lamps, and other resistive or inductive components. Its low on-state resistance of 37 milliohms significantly reduces power loss and improves energy efficiency.

Integrated protection features include over-current limitation, thermal shutdown, and short circuit protections to ensure safe and reliable operation in industrial and automotive environments. The device also features a fast demagnetisation function that improves switching performance with inductive loads such as motors and solenoids.

Designed to meet the AEC automotive qualification standards, the BTS441RGATMA1 delivers robust performance under demanding conditions with an operating temperature range from -40°C to 150°C. This makes it suitable for automotive and industrial applications where durability is critical.

Its surface mount configuration and compact size facilitate automated assembly and cost-effective manufacturing of automotive electronic control units, power distribution modules, and embedded microcontroller driven switch circuits.

Low on-state resistance of 37 milliohms reduces operational power loss. Includes integrated over-current and thermal shutdown protection for enhanced safety. Compact 5-pin TO-263 surface mount package optimizes space on PCBs.

Supports fast demagnetisation for efficient switching of inductive loads. Built to meet AEC automotive standards ensuring reliability for vehicles. Wide operating temperature range from -40°C to +150°C supports harsh environments.

High power rating of 125W suitable for demanding switching applications.

Ideal for various industrial and automotive use cases including motor control, lighting systems, microcontroller-driven power switching, and other applications requiring robust high current switching. The device's protective features and compact form factor make it well-suited for integration into power management circuits in vehicles and industrial machinery.

Explore the comprehensive range of power management integrated circuits available at EnvMart for your automotive and industrial design needs.