Description
The LMD18400 is a fully protected quad high side driver It contains four common-drain DMOS N-channel power switches each capable of switching a continuous 1 Amp load (l3 Amps transient) to a common positive power supply The switches are fully protected from excessive voltage current and temperature
Features
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Four independent outputs with l3A peak 1A continuous current capability 1 3X maximum ON resistance over temperature True instantaneous power limit for each switch High survival voltage (60 VDC 80V transient) Shorted load (to ground and supply) protection Overvoltage shutdown at VCC l 35V LS TTL CMOS compatible logic inputs and outputs k 10 mA supply current in ‘‘sleep’’ mode b 5V output clamp for discharging inductive loads Serial data interface for 11 diagnostic checks S.