60 • Chapter 10 AMP-20542 DMC-21x3 Accessories
Electrical Specifications
The amplifier is a brush/brushless PWM amplifier. The amplifier operates in torque mode, and
will output a motor current proportional to the command signal input.
Supply Voltage: 18-60 VDC
Continuous Current: 3.3 Amps
Peak Current 5 Amps
Nominal Amplifier Gain 0.1, 0.25, and 0.5 A/V
Switching Frequency 60 kHz
Minimum Load Inductance: 0.2 or 0.5 mH (software-configurable)
Brushless Motor Commutation angle 120°
Layout
Drawing Not to Scale. For Reference Only. Dimensions are inches.
Figure 30 AMP-20542 Dimensions
Overall Dimensions: 6.82” x 4.90”
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