Datasheet Details
| Part number | LM621 |
|---|---|
| Manufacturer | National Semiconductor |
| File Size | 224.72 KB |
| Description | LM621 Brushless Motor Commutator |
| Datasheet |
 LM621 Datasheet
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| Part number | LM621 |
|---|---|
| Manufacturer | National Semiconductor |
| File Size | 224.72 KB |
| Description | LM621 Brushless Motor Commutator |
| Datasheet |
LM621 Datasheet
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The LM621 is a bipolar IC designed for commutation of brushless DC motors The part is compatible with both three- and four-phase motors It can directly drive the power switching devices used to drive the motor The LM621 provides an adjustable dead-time circuit to eliminate ‘‘shootthrough’’ current spiking in the power switching circuitry Operation is from a 5V supply but output swings of up to 40V are accommodated The part is packaged in an 18-pin dual-in-line package Y Y Y
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