User manual

3 GND3 Signal ground

Table III.3 Control Signal Connector MOTOROUT

Pin Name Function

1 CTL1 Channel #1 PWM control signal

2 CTL2 Channel #2 PWM control signal

3 CTL3 Channel #3 PWM control signal

4 ENA Output enable for all channels

5, 6 GND5 Power supply ground for VCC5

7, 8 VCC5 + 5.0 V

9, 10, 11, 12 GNDM Power supply ground for VCCM

13, 14, 15, 16 VCCM Positive load power source

Table III.4 Feedback Signal Connector MOTORIN

Pin Name Function

1, 2 VCC3 + 3.0 V, positive power source for position sensors

3, 4 GND3 Power supply ground for VCC3

5 CFB1 Channel #1 current feedback data, , analog 0 – 3.0 V

6 CFB2 Channel #2 current feedback data, , analog 0 – 3.0 V

7 CFB3 Channel #3 current feedback data, , analog 0 – 3.0 V

8 PFB1 Channel #1 position feedback data, , analog 0 – 3.0 V

9 PFB2 Channel #2 position feedback data, , analog 0 – 3.0 V

10 PFB3 Channel #3 position feedback data, , analog 0 – 3.0 V

III.4 Specifications

Table III.5 MDM5253 Specification

Parameter Conditions MIN TYP MAX Unit

Power Operating Voltage VCCM 5.0

28.0

Switch-off VCCM 4.15 4.4 4.65 V

Switch-on VCCM 4.5 4.75 5.0 V

Under-

Voltage

Shutdown

Hysteresis 150 mV

Logic Operating Voltage VCC5 4.5 5.0 5.5 V

Position Sensor Power Supply VCC3 3.0 3.3 V

Standby Supply Current VENA = 0V, IOUT =

65 mA

Control Input HIGH VENA, VCTL 3.5 V

Control Input LOW VENA, VCTL 1.4 V