half-bridge power mosfet controller.
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On-chip charge pump for 7 V minimum input supply voltage High-current gate drive for driving a wide range of N-channel MOSFETs Bootstr.
that require high power unidirectional dc motors, three-phase brushless dc motors, or other inductive loads. The A3946 p.
VREG. A 13 V output from the on-chip charge pump, used to power the low-side gate drive circuit directly, provides the current to charge the bootstrap capacitors for the high-side gate drive. The VREG capacitor, CREG, must supply the instantaneous cu.
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