LM621 commutator equivalent, lm621 brushless motor commutator.
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Adjustable dead-time feature eliminates current spiking On-chip clock oscillator for dead-time feature
Outputs drive bipolar power devices (up to 35 mA base .
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-ti.
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