MC3334
MC3334 is HIGH ENERGY IGNITION CIRCUIT manufactured by Motorola Semiconductor.
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 ponent Count
MC3334 MCC3334 MCCF3334
HIGH ENERGY IGNITION CIRCUIT
SEMICONDUCTOR TECHNICAL DATA
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- 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 m A A °C °C °C W m W/°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 0.1 6 Input parator with Hysteresis VCC RDrive 100 Ignition Coil Primary 8.0m H 4.0 Vbat- 24 Vdc
Power Output & OVP
7 IO RGain 5.0k 8 IL RD2 100 RD1 35- 350
- - MJ10012
RS...
