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H Driver Circuit for Stepper Motor

IP.com Disclosure Number: IPCOM000052482D
Original Publication Date: 1981-Jun-01
Included in the Prior Art Database: 2005-Feb-11

Publishing Venue


Related People

Nebgen, GB [+details]


The present circuit is an improvement in the H-driver circuits used to reverse phase in stepper motor windings. Through the expedient of cross-coupling of the pair of drive transistors for the motor windings, the circuit improvement eliminates a pair of gates which were previously used.