SKT672-080-E driver equivalent, stepping motor driver.
* Can implement stepping motor drive systems simply by providing a DC power supply and a clock pulse generator.
* One of five drive types.
* Facsimile stepping motor drive (send and receive)
* Paper feed and optical system stepping motor drive in copi.
External Excitation Chopper Drive Block Description
VCC1
IOFF L2
D1
ION Enable φA (control signal)
Current divider
L1
Divider
CR oscillator
800kHz
45kHz S
MOSFET AND
Q Latch circuit
R Noise filter
Vref A=1
– +
Rs
Driver B.
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