Electrical Specifications
The amplifier is a brush/brushless trans-conductance PWM amplifier. The amplifier operates in torque mode, and
will output a motor current proportional to the command signal input.
Supply Voltage: 18-80 VDC
Continuous Current: 7 Amps
Peak Current 10 Amps
Nominal Amplifier Gain 0.7 Amps/Volt
Switching Frequency 60 kHz (up to 140 kHz available-contact Galil)
Minimum Load Inductance: 0.5 mH (Inverter mode) 0.2 mH (Chopper Mode)
Brushless Motor Commutation angle 120° (60° option available)
Mating Connectors
On Board Connector Terminal Pins
POWER 6-pin MATE-N-LOK
MOLEX# 39-31-0060 MOLEX#44476-3112
A,B,C,D: 4-pin Motor
Power Connectors
4-pin MATE-N-LOK
MOLEX# 39-31-0040 MOLEX#44476-3112
For mating connectors see http://www.molex.com/
Power Connector
Pin Number Connection
1,2,3 DC Power Supply Ground
4,5,6 +VS (DC Power)
Motor Connector
1 Phase C (N/C for Bushed Motors)
2 Phase B
3 No Connect
4 Phase A
A1 – AMP-430x0 (-D3040,-D3020) • 237 DMC-40x0 User Manual
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