User Guide
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Revision 1.0
2020-05-22
EVAL-M3-302F User Guide
iMOTION™ Modular Application Design Kit
EVAL-M3-302F main features
4.4
Pin assignment
Key information about the connections of the EVAL-M3-302F evaluation board is described below.
Table 4 provides the pin assignments of the iMOTION™ MADK-M3 30-pin interface connector J1. This connector
is the interface to the power board.
Table 4
J1- iMOTION™
MADK-M3 30-pin interface connector for control board
Pin No.
Pin
Details
1
PWMUH
3.3 V compatible logic output for high-side gate driver-Phase U
2
GND
Ground
3
PWMUL
3.3 V compatible logic output for low-side gate driver-Phase U
4
GND
Ground
5
PWMVH
3.3 V compatible logic output for high-side gate driver-Phase V
6
+3.3 V
On board 3.3 V supply
7
PWMVL
3.3 V compatible logic output for low-side gate driver-Phase V
8
+3.3 V
On board 3.3 V supply
9
PWMWH
3.3 V compatible logic output for high-side gate driver-Phase W
10
IU+
Shunt voltage phase U
11
PWMWL
3.3 V compatible logic output for low-side gate driver-Phase W
12
IU-
Ground
13
GK
Gate kill signal – active low when over current is detected
14
DCBSENSE
DC bus positive voltage, scaled in 0-3.3 V range by a voltage divider
15
VTH
Thermistor input
16
IV+
Shunt voltage phase V
17
IV-
Ground
18
IW+
Shunt voltage phase W
19
IW-
Ground
20
VCC
Defined for 15 V power supply (not used in this board)
21
PFCG0
3.3 V compatible logic output for PFC gate driver0
22
GND
Ground
23
PFCG1
3.3 V compatible logic output for PFC gate driver1
24
+3.3 V
On board 3.3 V supply
25
-
Not used
26
DCBSENSE
DC bus positive voltage, scaled in 0-3.3 V range by a voltage divider
27
VAC+
AC voltage input1 with high resistive input
28
VAC-
AC voltage input2 with high resistive input
29
-
Not used
30
IPFC-
Shunt voltage for PFC
The EVAL-M3-302F supports the use of both digital and analog Hall sensors. Table 5 includes the details of the
Hall sensor interface connector.
