| Part number | L497 |
|---|---|
| Download | L497 Datasheet (PDF) |
| File Size | 106.87 KB |
| Manufacturer | STMicroelectronics |
| Description | HALL EFFECT PICKUP IGNITION CONTROLLER |
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| Part Number | Description |
|---|---|
| L4970A | 10A SWITCHING REGULATOR |
| L4971 | 1.5A STEP DOWN SWITCHING REGULATOR |
| L4972A | 2A SWITCHING REGULATOR |
| L4972AD | 2A SWITCHING REGULATOR |
| L4973 | 3.5A step down switching regulator |
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 required stored energy with low dissipation.
