Datasheet Summary
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A3986 Dual Full-Bridge MOSFET Driver with Microstepping Translator
Features and Benefits
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- - 2-wire step and direction interface Dual full-bridge gate drive for N-channel MOSFETs Operation over 12 to 50 V supply voltage range Synchronous rectification Cross-conduction protection Adjustable mixed decay Integrated sinusoidal DAC current reference Fixed off-time PWM current control
Description
The A3986 is a dual full-bridge gate driver with integrated microstepping translator suitable for driving a wide range of higher power industrial bipolar 2-phase stepper motors (typically 30 to 500 W). Motor power is provided by external N-channel power MOSFETs at...