The BTS50020-1TAD is a 2.0 mΩ single channel Smart High-Side Power Switch providing protective functions and diagnosis The BTS50020-1TAD is a 2.0 mΩ Smart High-Side Power Switch in a PG-TO-263-7 package. It offers protective functions and diagnosis, including Reverse On for reverse polarity protection. The power transistor utilizes a N-channel power MOSFET with charge pump, enabling it to drive high current loads up to 29 A. Ideal for harsh automotive environments such as switched battery couplings, power distribution switches, heaters, and glow plugs.