Technical data sheet for the Motorola MC3334 high‑energy ignition circuit, including specifications, electrical characteristics and package details.
The MC3334 is a high‑energy ignition circuit designed for aftermarket Delco five‑terminal ignition applications. It uses a reluctor‑type pickup to control a power Darlington output transistor, offering low component count, wide supply voltage range (4 V‑24 V) and over‑voltage protection.
The datasheet provides ordering information, maximum ratings, electrical characteristics, circuit description, layout notes and package dimensions, as well as legal disclaimer and warranty statements.
| Maximum Junction Temperature | 150 °C |
|---|---|
| Operating Temperature Range | –40 °C to +125 °C |
| Over‑voltage Shutdown Voltage | 30 V |
The maximum junction temperature is specified as 150 °C.
The circuit includes an over‑voltage shutdown that activates at 30 V.
The device is rated for operation from –40 °C to +125 °C.