Applied Motion STR2 - Manual (Page 36)

36
STR2 Hardware Manual 920-0059B
1/30/2014
Digital MOSFET. 16 kHz PWM. Suitable for driving two phase step motors
with four, six or eight leads.
Protection against over-voltage, under-voltage, over-temp, and short circuit.
Supply voltage:
12-48 VDC
Under voltage alarm: 10 VDC
Over voltage shutdown: 52 VDC
Motor current:
0.3 to 2.2 amps/phase peak of sine
Optically isolated, 5 - 24V logic. Sinking (NPN) signals mus be used. Drive
steps on rising edge of STEP input.
Minimum “on” voltage: 4 VDC.
Maximum voltage: 30 VDC.
Input current: 5 mA typ at 4V, 15 mA typ at 30V.
Maximum pulse frequency: 150 kHz or 2 MHz (set by switch)
Minimum pulse width:
3 usec (at 150 kHz setting)
0.25 usec (at 2 MHz setting)
Photodarlington, 80 mA, 30 VDC max. Voltage drop: 1.2V max at 80 mA.
0.82 x 2.21 x 3.65 inches (20.8 x 56 x 92.6 mm) overall.
4.7 oz (133 g) including mating connectors.
Ambient temperature range: 0°C to 50°C.
Operating temperature range: 0°C to 85°C (interior of electronic section).
Technical Specifications
Amplifier
Digital Inputs
Fault Output
Physical