CS291 Datasheet | Cherry Semiconductor Corporation

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. The part is capable of withstanding 90V load dump transients in the circuit shown below. The part is also reverse battery protected. Features s 40m A Driver s Stall Timing s Output Current Control s Output Clamp s Overvoltage Shutdown Absolute Maximum Ratings 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 Package Options 14 Lead PDIP Gnd MB AC BI CS NC OUT CVS D VCC Application Diagram 25/75 VIN+ VIN- Start VBAT 330 27k 1k 16 Lead SO Wide CS290 18V Ignition Coil NC MB AC 25/75 VIN+ NC BI CS NC OUT CVS D VCC 0.1µF VCC VIN+ VIN- 5k IN+ IN- 25/75 AC MB CRUN 0.1µF 3.2M (optional) Start D CVS 16k Gnd VIN-...