Stepper driver IC

Sanken's motor driver.
Two-phase stepping motor uni-polar action IC.

SPECIFICATIONS:
Motor voltage: 46V control
Primary power supply voltage: 46V
Output current: 3A
Logic input voltage: -0.3 to Vcc+0.3
REF input voltage: -0.3 to Vcc+0.3
Logic power supply voltage: 7V
Detected voltage: -2 to +2
Accpetable loss: 4W (no heat sink), 20W (Tc=25 degrees C)
Connecting site temperature: +150 degrees C
Movement site temperature: -20 to +85 degrees C
Storage temperature: -30 to +150 degrees C