QUICK ST
AR
T GUIDE
EPC9004C
EP
C –
PO
W
ER C
ON
VER
SION T
ECH
NOL
OG
Y L
EA
DER |
EPC
2022 |
| 1
3
Figure 17: EPC9004C Gate Driver schematic
Gate Driver
0603
100 nF 25 V
C87
EMPT Y
0402
10 k 0.1 W
R73
0603
10 k 0.1 W
R84
EMPT Y
0603
0 Ω 0.1 W
R86
0402
15 pF 50 V
C76
GND
VSW
0402
2 1/16 W
R60
Vdd12
GND
Vdd12
RFU02VSM6STR
600 V 200 mA
D62
i
Net Class
ClassName: HighVoltageGate
VSW
EN
GNDP
VGlH
VGlL
VGuL
VGuH
VGuL
VGlH
VGlL
VGuH
GNDP
GND
Vdd12
GND
GND
Vdd12
GND
Vdd12
Vdd12
Vdd12
GNDP
GNDP
GND
GND
Vdd12
PWML
GND
GND
PWMH
0402
2.2 0.1 W
R70
0402
2.2 0.1W
R75
GND
GND
0402
10 k 1/16 W
R71
0402
10 k 1/16 W
R76
0402
100 pF 50 V
C70
EMPTY
0402
100 pF 50 V
C75
EMPT Y
Default = Mode A: R77 = 0
External dead-time
Cross conduction protection
0402
1 μF 25 V
C80
0402
100 nF 25 V
C60
0402
470 nF 25 V
C82
0402
1 μF 25 V
C81
0402
1 μF 25 V
C83
0402
2.2 0.1 W
R77
5
1
2
3
12
11
8
7
14
4
6
13
10
9
15
Hin
Lin
Bst
Logic
&
Dead-
Time
Level
Shift
UVLO
UVLO
PGND
VDD
Reg
DT
EN
SGND
Level
Shift
Reg
NCP51820AMNTWG
U80
