IEPC EPC9034, Быстрый старт

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EPC9034
Figure 6: EPC9034 - Schematic
U2
uP1966A
.1" Male Vert.
J1
7.5 VDC - 12 VDC
V7in
Logic Supply
V7in
IN
G
ND
U3
MCP1703T-5002E/MC
1 μF, 25 V
C10 1 μF, 25 V
C4
1 μF, 25 V
C11
Logic Supply Regulator
0 Ω
R3
VCC
P1 EMPTY
TBD
2
R4
HIN
D2
SDM03U40
VCC
Deadtime Lower
A
B
U1
NC7SZ00L6X
LIN
PWM2 PWM1
P2 EMPTY
PWM2
.1" Male Vert.
J2
PWM1
PWM2
100 pF, 50 V
C16
100 pF, 50 V
C17
2.7 Ω R19
R20 0.5 Ω
R21 2.7 Ω
R22 0.5 Ω
VSW
LIN
HIN
0.1 μF, 25 V
C9
TBD
Cout
1 μF, 100 V
C21
vSW probe holes
L1 TBD
EMPTY
VSW
SW Output
Main Supply Input
GND
Sync Buck Output
0 Ω
R6
VG1
EMPTY
1
2
J11
EMPTY
1
2
J12
EMPTY
1
TP2
TP1
2
1
J10
EMPTY
VG2
MMCX
vGS1 probe adapter
MMCX
vGS2 probe
adapter
4.7 V
VG2
Synchronous Boostrap Power Supply
Gbtst
20 Ω
1
R25
SDM03U40
40 V 30 mA
D5
100 nF, 16 V
C14
CD0603-Z5V1
5V1, 150 mW
D4
SDM03U40
40 V 30 mA
D6
22 nF, 25V
C15
27 k
1
R24
4.7 Ω
2
R18
EMPTY
100 nF, 16 V
C12
VCC
BAT54KFILM
40 V 300 mA
D3
EMPTY
4.7 μF, 10 V
C20
VSW
VG1
VG2
4.7 V
0 Ω
R9
VG1
VCC
VCC
5VHS1
VSW
100 V 2800 mΩ
EPC2038
Q3
5VHS1
VSW
220 nF, 100 V
C27
220 nF, 100 V
C28
220 nF, 100 V
C29
220 nF, 100 V
C30
220 nF, 100 V
C31
VSW
4.7 V
1 μF, 100 V
C22
1 μF, 100 V
C23
1 μF, 100 V
C24
SS2PH10-M3
100 V, 2 A
D8
EMPTY
D1
SDM03U40
100 nF, 25 V
C5
10 k
1
R1
Deadtime Upper
A
B
U4
NC7SZ08L6X
PWM1 PWM1
0 Ω
R16
2
EMPTY
PWM1
0 Ω
2
R17
VCC
100 nF, 25 V
C6
VCC 10 k
1
R15
0 Ω
2
R2
TBD
2
R5
0 Ω
R14
2
EMPTY
0 Ω
R10
EMPTY
VCC
Direct Drive
Direct Drive
Ext. Regulator
Int. Regulator
V7in
220 nF, 100 V
C32
220 nF, 100 V
C33
1 μF, 100 V
C25
1 μF, 100 V
C26
1 μF, 100 V
C34
1 μF, 100 V
C35
1 μF, 100 V
C36
1 μF, 100 V
C37
7.62 mm Euro Term.
1
2
J9
EMPTY
0 Ω
R7
EMPTY
.1" Male Vert.
2
1
J22
VSW
vSW probe adapter
1
2
J15
EMPTY
MMCX
VG2
SS2PH10-M3
100 V, 2 A
D7
EMPTY
1 2 3 4 5 6 7 8
J3A
9 10 11 12 13 14 15 16
J3B
17 18 19 20 21 22 23 24
J3C
Q1
EPC2021
Q2
EPC2021
VOUT
VOUT
VOUT
VIN
VIN
VIN
VLDO