Product Summary

The BTS50055A is a Smart Highside High Current Power Switch. The applications of the BTS50055A are Power switch with current sense diagnostic feedback for 12 V DC grounded loads, loads with high inrush current like lamps and motors; all types of resistive and inductive loads, Replaces electromechanical relays, fuses and discrete circuits.

Parametrics

BTS50055A absolute maximum ratings: (1)Overvoltage protection: Vbb(AZ): 62 V; (2)Output clamp: VON(CL): 42 V; (3)Operating voltage: Vbb(on): 5.0 to 34 V; (4)On-state resistance: RON: 6.0 mΩ; (5)Load current (ISO): IL(ISO): 70 A; (6)Short circuit current limitation: IL(SC): 130 A; (7)Current sense ratio: IL : IIS: 14 000.

Features

BTS50055A features: (1)Overload protection; (2)Current limitation; (3)Short circuit protection; (4)Over temperature protection; (5)Over voltage protection (including load dump); (6)Clamp of negative voltage at output; (7)Fast deenergizing of inductive loads; (8)Low ohmic inverse current operation; (9)Reversave (Reverse battery protection); (10)Diagnostic feedback with load current sense; (11)Open load detection via current sense.

Diagrams

BTS50055A block diagram