MCC3334

Order this document by MC3334/D High Energy Ignition Circuit This device is designed to use the signal from a reluctor type ignition pickup to produce a well controlled output from a power Darlington output transistor. Very Low Peripheral Component Count MC3334 MCC3334 MCCF3334 HIGH ENERGY IGNITION CIRCUIT SEMICONDUCTOR TECHNICAL DATA No Critical System Resistors Wide Supply Voltage Operating Range (4.0 V to 24 V) Overvoltage Shutdown (30 V) Dwell Automatically Adjusts to Produce Optimum Stored Energy without Waste Externally Adjustable Peak Current Available in Chip and Flip–Chip Form Transient Protected Inputs and Outputs 8 1 P SUFFIX PLASTIC PACKAGE CASE 626 MAXIMUM RATINGS Rating Power Supply Voltage–Steady State Transient 300 ms or less Output Sink Current–Steady State Transient 300 ms or less Junction Temperature Operating Temperature Range Storage Temperature Range Power Dissipation, Plastic Package, Case 626 Derate above 25°C Symbol Vbat IO(Sink) TJ(max) TA Tstg PD Value 24 90 300 1.0 150 –40 to +125 –65 to +150 1.25 10 Unit V mA A °C °C °C W mW/°C D SUFFIX PLASTIC PACKAGE CASE 751 (SO–8) ORDERING INFORMATION Device MC3334P MC3334D MCC3334 MCCF3334 TA = – 40° to +125°C Operating Temperature Range Package Plastic DIP SO–8 Chip Flip–Chip Figure 1. Block Diagram and Typical Application Rbat 300 V ts t RA 20k Reluctor Pickup 1.35H C1* 470 C2* 0.01 RL 10k S2 5 RB 20k + S1 4 – C CDwell 0.1 3 + Dwell Reference Buffer Current Limit Sense + – CFilter 0...