Epson LX-810 Technical Manual page 172

REV.-A
A.1.5 SLA7020M (1A)
The SLA7020M ia a two-circuit, 4-phase step motor driver for unipolar constant current driving.
I 2 3 4 5 6 78 91011 ! 2131415
Figure A-1 1. SLA7020M Case Outline Drawing
Figure A-1 2. SLA7020M Functional Equivalent Circuit
A-1 1