Drives motors up to 70 W, with torque, speed, and position closed loop control.
Layout
Specifications
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32bit STM32F303 Cortex M4 core with FPU
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72 MHz
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40 Kb RAM
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256 Kb Flash
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MC338265 monolithic H-Bridge
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5.0 A peak current
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3.0 A continuous current
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225 mOhm maximum RDS,on
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Load current feedback (0.24%of load current)
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Overcurrent limit
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Output short-circuit protection
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Temperature protection
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20 KHz maximum PWM frequency
Voltage Ratings
Parameter | Symbol | MIN | MAX | Units |
---|---|---|---|---|
Bus supply voltage |
Vbus |
5 |
48 |
V |
Motor supply voltage |
Vmot |
5 |
24 |
V |
Parameter | Symbol | Rating | Units |
---|---|---|---|
|
Vbus |
0 to 60 |
V |
|
Vmot |
0 to 28 |
V |
Pinout
The encoder 1 interface allows to connect position / speed encoders with digital quadrature output or analog output.
Pin # | Name | Description |
---|---|---|
1 |
VCC |
Power supply (5V) |
2 |
GND |
Ground |
3 |
A |
Channel A |
4 |
B |
Channel B |
5 |
I |
Index |
6 |
ANALOG |
Analog input |
The encoder port connector is a 6-pin 1.25mm Molex Picoblade (PN 53047-0610, mating connector PN 51021-0600).
The encoder 2 interface allows to connect position / speed encoders with digital quadrature output or analog output. The encoder 2 can also be used as SPI interface to integrate additional devices.
Pin # | Name | Description |
---|---|---|
1 |
VCC |
Power supply (5V) |
2 |
GND |
Ground |
3 |
A |
Channel A |
4 |
B |
Channel B |
5 |
I |
Index |
6 |
ANALOG |
Analog input |
The encoder port connector is a 6-pin 1.25mm Molex Picoblade (PN 53047-0610, mating connector PN 51021-0600).
Pin # | Name | Description |
---|---|---|
1 |
VCC |
Power supply (3.3V) |
2 |
GND |
Ground |
3 |
MISO |
Master In - Slave Out |
4 |
MOSI |
Master Out - Slave In |
5 |
SCK |
Clock |
6 |
CS |
Chip Select |
The SPI port connector is a 6-pin 1.25mm Molex Picoblade (PN 53047-0610, mating connector PN 51021-0600).
Core bus
Pin # | Name | Description |
---|---|---|
1 |
GND |
Ground |
2 |
VCC |
Power supply (5-48V) |
3 |
CANL |
CAN Low |
4 |
CANH |
CAN High |
The CORE bus connector is a 4-pin 2 mm JST PA (PN B04B-PASK, mating connector PN PAP-04V-S).
Debugging interface
Pin # | Name | Pin # | Name |
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The JTAG port connector is a standard 10-pin 1.27mm Cortex-M JTAG connector.