MC79076 Electronic Ignition Control Circuit

The LD3335 (analog MC79076), in conjunction with an appropriate Power Darlington Transistor, provides an economical solution for automotive ignition applications. The LD3335offers optimum performance by providing closed loop operation of the Power Darlington in controlling the ignition coil current.

Features Ordering Information

• Hall or Variable Reluctance Sensor Input
• Ignition Coil Voltage Internally Limited to 375 V
• Coil Current Limiting to 7.5 A
• Output On Time (Dwell) Control
• Dwell Feedback Control to Sense Coil Variation
• Two arrangement of pin