Solo BETA - Absolute Maximum Voltage Ratings

SOLO BETA User Manual
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Absolute Maximum Voltage Ratings:
- All The sections are referred to Figure1 above
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- The +3.3V parts are NOT +5V tolerant, and in case of applying more than 3.3V, the device might                 
get permanently Damaged.
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- The “DIR” input is a 3.3V input, and it’s NOT 5v tolerant, to apply a 5V input you MUST use a                    
resistor with a value between 1kΩ to 2.2kΩ, as can be seen in “Essential Wiring Example” below                
(The exact value of resistance is not important, but it must be in mentioned range).
- The users should refer to “Typical Max” for the maximum voltage allowed on each pin, the “Absolute                
Max” is just for very short times considering the effect of spikes and fast harmonics.
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January 2021 - Revision V_1.0.5 Copyright © 2020, All right Reversed. SOLO motor controllers.
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9
Section
PIN/Connector name
Input / Output
Units
Min
Typical
Max
Absolute
Max
2
Supply Input
Input
VDC
+8
+56
+58
3
S/T (speed/torque)
Input
VDC
0
+5.0
+5.5
3
P/F (current limit/power/flux)
Input
VDC
0
+5.0
+5.5
3
DIR (Direction control)
Input
VDC
0
+3.3
+3.6
3
+5V (External supply)
Output
VDC
+4.95
+5.0
+5.2
8
CHA(Encoder)/HALL_A
Input
VDC
0
+5.0
+5.5
8
CHB(Encoder)/HALL_B
Input
VDC
0
+5.0
+5.5
8
Index(Encoder)/ HALL_C
Input
VDC
0
+5.0
+5.5
8
Strobe(Encoder)
Input
VDC
0
+5.0
+5.5
9
UART_RX
Input
VDC
0
+3.3
+3.6
9
UART_TX
Output
VDC
0
+3.3
+3.6
9
CAN_RX
Input
VDC
0
+3.3
+3.6
9
CAN_TX
Output
VDC
0
+3.3
+3.6
9
+3.3V(External supply)
Output
VDC
+3.25
+3.3
+3.38