IEPC EPC9067, Quick Start Manual, Page: 5 / 6

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T GUIDE
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WER C
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Demonstr
ation S
yst
em EPC9067
Figure 4: EPC9067 - Schematic
GRH1
5 VHS 1
5 VHS 1
5 V
GLH1
U40
LM5113T M
GRH1
GLH1
C4
D74
SDM03U40
D75
SDM0 3U40
C72
5 V
5 V
C71
5 V
10 K
1
2
R70
Deadtime Right
Deadtime Left
A
B
U72
NC 7SZ00L6X
A
B
Y
U71
NC 7SZ08L6X
5 V
5 V
.1” Male Vert.
.1” Male Vert.
2 x 2 .1” Male Vert.
2 x 2 .1” Male Vert.
.1” Male Vert.
2 x 2 .1” Male Vert.
2 x 2 .1” Male Vert.
1
2
J90
Logic Supply Regulator
V7 in
C95
1 μF, 25 V 1 μF, 25 V
100 nF, 25 V
100 nF, 25 V
1 μF, 25 V
C96
U95
MCP1703T-5002E/MC
5.0 V, 250 mA DFN
OUT
GND
IN
C97
Logic Supply
7.5 VDC - 12 VDC
GRret1
PWM1
L_Sig
H_Sig
C1
PGND
DNP 500 nH
Lzvs
GRret1
SMA Board Edge
J2
H_Sig
L_Sig
C42
C43
1
GP1
1
ProbeHole
PH1
1
T P1
1
T P2
Vmain
Q1 GRret1
PGND
PGND
PGND
PGND
PGND
PGND
PGND
GRH1
GLH1
Vmain
Vmain Vmain
Vmain
Vmain
1
2
3
4
J70
PWM1
PWM2
DNP
1
2
R73
1 2
R72
PWM2
PWM2
PWM1
PWM1
DNP 0 Ω
DNP 0 Ω
1 2
R71
PWM1
Q2
EPC8009
EPC8009
DNP
Lbuck
D40
BAT54 K FILM
PGND
C6
Vmain
C5
PGND
Vmain
5 V
4.7 V
4.7 V
GLH1
PGND
PGND
C7
C40
HS 1
DNP
C2 C3
Output
HF
Gbtst
Q44
EPC2038
100 V, 2.8 Ω
1
2
R45
SDM0 3U40
D44
E MPT Y
C46
E MPT Y
D41
CD 0603-Z5V1
D45
SDM0 3U40
C45
C41
27 K
1
2
R46
4E 7
1 2
R44
100 nF, 16 V
100 nF, 16 V
C44
1
2
3
4
J3
1
2
3
4
J4
1
2
3
4
J1
SW Output
Buck Output
ZVS Tank Circuit
HF Output
Main Supply Input
GND
1
2
3
4
J5
1
T P4
PGND
1
T P3
Output
V7 in
DNP 220 Ω
20 Ω
DNP 100 Ω
1 2
R75
1 2
R74
P75
DNP 1 K
DNP 1 K
P74
Gate Driver
Ground Post
22 pF, 50 V
22 pF, 50 V
4.7 μF, 10 V
1 μF, 100 V
1 μF, 100 V
10 nF, 100 V 10 nF, 100 V
100 nF, 16 V
10 nF, 100 V
1 μF, 100 V
1 μF, 100 V
22 nF, 25 V
SMD probe loop
SMD probe loop
SMD probe loop
SMD probe loop
Synchronous Bootstrap Power Supply