Allegro MicroSystems Inc. Continuous-Time Switch Unipolar Switch A1103LUA-T

The Allegro A1103LUA-T is a unipolar Hall-effect switch in a 3-pin SIP through-hole package, part of the A110x continuous-time switch family designed for automotive and industrial motor commutation. It operates from a 3.8 V to 24 V supply, with an absolute maximum supply voltage rating of ±30 V and reverse battery protection. The device is AEC-Q100 qualified, features fast power-on time of 4 µs, and includes integrated voltage regulation and output transistor with low output saturation voltage of 215 to 400 mV at 20 mA. It supports ambient operating temperatures from −40°C to 150°C and has a maximum junction temperature of 165°C.