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IPM (Intelligent Power Module) DIAGNOSIS
Model
Circuit of 1 device
Internal circuit
diagram of
module
Terminal
symbols of
power module
See next page
for measuring
value using
multimeter
12：PGV
18：PGW
21：NGU
22：NGV
23：NGW
P
３ １
PGU
６
PGV
１ ２
PGW
１ ８
NGU
２ １
NGV
２ ２
NGW
２ ３
２ ４
N
３ ５
6：PGU
24：Fail signal
31：P
32：U
33：V
34：W
35：N
PS21564-C
Collector
Gate
Emitter
Ｈ Ｉ Ｎ
Ｈ Ｏ
Ｈ Ｏ
Ｈ Ｉ Ｎ
Ｈ Ｓ
Ｈ Ｓ
Ｌ Ｉ Ｎ １
Ｌ Ｏ １
Ｌ Ｉ Ｎ ２
Ｌ Ｏ ２
Ｌ Ｉ Ｎ ３
Ｌ Ｏ ３
Ｆ Ｏ
N
W
35
34
28
26
24
22
20 18 16
27
25
23
21
- 92 -
Ｈ Ｉ Ｎ
Ｈ Ｏ
Ｈ Ｓ
U
３ ２
V
３ ３
W
３ ４
V
U
P
33
32
31
12 10
6 4
15 13
9 7
3
1
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