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公开(公告)号:ES2093854T3
公开(公告)日:1997-01-01
申请号:ES92923464
申请日:1992-10-27
Applicant: DADE MICROSCAN INC
Inventor: GARAND STEVEN A , DANIEL CARL P
Abstract: An improved control system for a stepper motor coil includes a flyback circuit that dissipates coil energy slowly while the coil is energized and operated in the chopping mode, while dissipating coil energy rapidly when the coil is switched to its de-energized phase.