CS291

Features:

· 40mA Driver
· Stall Timing
· Output Current Control
· Output Clamp
· Overvoltage Shutdown


Pinout

Specifications

Power supply voltage, VBAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . .−0.3V to 22V
Peak Transient Voltage (Load Dump 76V @ 14V VBAT) . . . . . . . . . . . . . . . . .. . .. . .90V
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. −55°C to 165°C
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...150°C
Lead Temperature Soldering
    Wave Solder (through hole styles only) . . . . . . .. . . .. . . .. .10 sec. max, 260°C peak
    Reflow (SMD styles only) . . . . . . .. . . .. . . .  60 sec. max above 183°C, 230°C peak


Description

The CS290/291 are integrated circuits to be used in the automotive ignition system. The application diagram shown below highlights the CS290. The CS291 is identical with the differential input replaced by a single-ended input. CS291 is capable of withstanding 90V load dump transients in the circuit shown below. The part is also reverse battery protected.