Module Pin-Out Description
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
VB3
W, VS3
―
―
VB2
V,VS2
―
―
VB1
U,VS1
―
―
V+
NA
NA
V-
HIN1
HIN2
HIN3
LIN1
LIN2
LIN3
FLTEN
ISO
VDD
VSS
ISD
RCIN
TH
Name
STK551U3A2A-E
Description
High Side Floating Supply Voltage 3
Output 3 - High Side Floating Supply Offset Voltage
Without Pin
Without Pin
High Side Floating Supply voltage 2
Output 2 - High Side Floating Supply Offset Voltage
Without Pin
Without Pin
High Side Floating Supply voltage 1
Output 1 - High Side Floating Supply Offset Voltage
Without Pin
none
Positive Bus Input Voltage
none
none
Negative Bus Input Voltage
Logic Input High Side Gate Driver - Phase 1
Logic Input High Side Gate Driver - Phase V
Logic Input High Side Gate Driver - Phase W
Logic Input Low Side Gate Driver - Phase U
Logic Input Low Side Gate Driver - Phase V
Logic Input Low Side Gate Driver - Phase W
Enable input / Fault output
Current monitor output
+15V Main Supply
Negative Main Supply
Over current detection and setting
Fault clear time setting output
Thermistor output
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