公开(公告)号：DE69212986D1

公开(公告)日：1996-09-26

申请号：DE69212986

申请日：1992-10-27

Applicant: DADE MICROSCAN INC

Inventor： GARAND STEVEN ,  DANIEL CARL

IPC: H02P8/16 ,  G01N35/00 ,  G01N35/02 ,  G01N35/04 ,  G01N35/10 ,  H02P8/00

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.

公开(公告)号：DE69212986T2

公开(公告)日：1997-04-03

申请号：DE69212986

申请日：1992-10-27

Applicant: DADE MICROSCAN INC

Inventor： GARAND STEVEN ,  DANIEL CARL

IPC: H02P8/16 ,  G01N35/00 ,  G01N35/02 ,  G01N35/04 ,  G01N35/10 ,  H02P8/00

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.