lastschaltvorrichtung and method for the diagnosis of laststromkreises with a lastschaltvorrichtung

摘要

A load switch for opening and closing a circuit comprising a load (12) and current supply (14) comprises a signal to a signal input (24) and a MOSFET current determination unit (18). A diagnosis output (32) is connected to a current signal branch (30) that connects to a load connection through a resistance (R2). An independent claim is also included for the following: (A) a driver for the above;and (B) a diagnostic process for the above.