L497
L497 is HALL EFFECT PICKUP IGNITION CONTROLLER manufactured by STMicroelectronics.
HALL EFFECT PICKUP IGNITION CONTROLLER
- . . . .
DIRECT DRIVING OF THE EXTERNAL POWER DARLINGTON COIL CURRENT CHARGING ANGLE (dwell) CONTROL PROGRAMME COIL CURRENT PEAK LIMITATION PROGRAMMABLE DWELL RECOVERY TIME WHEN 94 % NOMINAL CURRENT NOT REACHED RPM OUTPUT PERMANENT CONDUCTION PROTECTION OVERVOLTAGE PROTECTION FOR EXTERNAL DARLINGTON INTERNAL SUPPLY ZENER REVERSE BATTERY PROTECTION
DIP16
SO16
ORDERING NUMBERS : L497B (DIP16) L497D1 (SO16)
DESCRIPTION The L497is an integratedelectronicignition controller for breakerless ignition systemsusing Hall effect sensors. BLOCK DIAGRAM
The device drives an NPN external darlington to control the coil current providingthe...
