A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
䆑
AC power off
ǂǂ
RSTI
Ȧ
VCORE 1.1V
ǂ༨
Internal MCU Use U2
External MCU Use R7
behind of Caps
1.2A
(pin to pin with G5627)
ৠℹ
3.2A
᳝ⳕ⬉ᓣ
behind of Caps
AIM 1.2V: 0.8*(7.87+15)/15=1.22V
DC Current: 4.1A
Saturation Current: 6.4A
DC resistor: 15mOHM
1.1V
POWER
AIM 1.15V: 0.8*(6.65+15)/15=1.155V
Close to DC-DC
(pin to pin with G5627)
ৠℹ
3.2A
᳝ⳕ⬉ᓣ
100MA(Max)
close to DC/DC
close to LDO
close to IC
RESET
CIRCUIT
E
B
2
2N3904
C
1
VCC R/R to Q3.b
5.000V 0.772V
4.532V 0.700V
3.885V 0.600V
3.237V 0.500V
3
A03407
135MA
1.57A FOR BD
146MA
2A FOR 2D BD
557MA
310MA
135MA FOR BD
58MA(BD)
89MA FOR BD
125MA FOR bd
FOR VFD USE
EN
EN
1.1V_FB
1.1V_FB
VCC
PCON
OPWRSB
RESET#
EN
VCC
3.3V
VCC
A3.3V
VCC_D
A1.2V
1.2V
VCC
1.5V
1.1V
+12V
1.1V
VCC
VCC
VCC_D
1.1V
+12V
+12V
+12V_D
VCC
1.1V
VCC
3.3V_STBY
3.3V
VCC
3.3V_STBY
-24V
-24V_D
+12V_D
-24V
3.3VRESET#
6
PCON
7
OPWRSB
7
RESET_
7
POWER_K
7
C23
0.1uF/25V/Y5V
C23
0.1uF/25V/Y5V
R302
2.7K
R302
2.7K
Q150
NC/BT3904
Q150
NC/BT3904
C32
0.1uF/25V/Y5V
C32
0.1uF/25V/Y5V
R304
NC/33K
R304
NC/33K
R18
3.3K
R18
3.3K
U3
G5693F11U
U3
G5693F11U
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
C321
100pF/
50V/
N
PO
C321
100pF/
50V/
N
PO
Q206
NPN_3DG3904M
Q206
NPN_3DG3904M
R306
2.2K
R306
2.2K
Q207
MOSFET_PGSD
Q207
MOSFET_PGSD
G
D
S
C14
0.1uF/25V/Y5V
C14
0.1uF/25V/Y5V
Q209
MOSFET_PGSD
Q209
MOSFET_PGSD
G
D
S
C299
0.1uF/25V/Y5V
C299
0.1uF/25V/Y5V
R289
1K
R289
1K
R19
10K
R19
10K
C301
1uF/25V/Y5V
C301
1uF/25V/Y5V
R16
10K
R16
10K
R305
20K
R305
20K
R25
2.7K
R25
2.7K
C4
0.1uF/25V/Y5V
C4
0.1uF/25V/Y5V
R27
0
R27
0
R293
10K
R293
10K
R291
20K
R291
20K
L1
2.2uH
L1
2.2uH
R21
15K/1%
R21
15K/1%
C325
0.1uF/25V/Y5V
C325
0.1uF/25V/Y5V
R12
13K/1%
R12
13K/1%
R23
100
R23
100
C297
1uF/25V/Y5V
C297
1uF/25V/Y5V
Q5
NPN_3DG3904M
Q5
NPN_3DG3904M
R303
3.3K
R303
3.3K
C17
NC/22uF/10V/Y5V
C17
NC/22uF/10V/Y5V
R963
NC/0
R963
NC/0
Q2
NPN_3DG3904M
Q2
NPN_3DG3904M
C318
100pF/
50V/
N
PO
C318
100pF/
50V/
N
PO
TP1
TP1
R8
10
R8
10
R3
100
R3
100
U1
G5693
U1
G5693
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
C3
0.1uF/25V/Y5V
C3
0.1uF/25V/Y5V
C316
0.1uF/25V/Y5V
C316
0.1uF/25V/Y5V
+
470uF/6.3V
CE205
+
470uF/6.3V
CE205
R15
NC/100K
R15
NC/100K
R297
NC/470
R297
NC/470
C15
10uF/10V/Y5V
C15
10uF/10V/Y5V
C11
2.2uF/10V/Y5V
C11
2.2uF/10V/Y5V
R13
20K
R13
20K
VCC1
VCC1
R20
15K/1%
R20
15K/1%
C25
10uF/10V/Y5V
C25
10uF/10V/Y5V
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
C31
0.1uF/25V/Y5V
C31
0.1uF/25V/Y5V
R292
100K
R292
100K
R200
6.8K
R200
6.8K
C12
4.7uF/16V/Y5V
C12
4.7uF/16V/Y5V
R6
1.2K/1%
R6
1.2K/1%
R4
15K/1%
R4
15K/1%
R280
NC/1K
R280
NC/1K
C29
10uF/10V/Y5V
C29
10uF/10V/Y5V
ZD1
NC/BZX79C27
ZD1
NC/BZX79C27
+12V
+12V
L2
2.2uH
L2
2.2uH
C30
0.1uF/25V/Y5V
C30
0.1uF/25V/Y5V
R300
15K/1%
R300
15K/1%
C5
10uF/10V/Y5V
C5
10uF/10V/Y5V
+
100uF/10V
CE4
+
100uF/10V
CE4
U2
G9091-330T11U
SOT-25/SMD
U2
G9091-330T11U
SOT-25/SMD
VIN
1
GND
2
EN
3
NC
4
VOUT
5
C298
100pF/
50V/
N
PO
C298
100pF/
50V/
N
PO
C26
0.1uF/25V/Y5V
C26
0.1uF/25V/Y5V
R298
NC/470
R298
NC/470
R290
10K
R290
10K
C324
0.1uF/25V/Y5V
C324
0.1uF/25V/Y5V
C19
0.1uF/25V/Y5V
C19
0.1uF/25V/Y5V
Q6
NPN_3DG3904M
Q6
NPN_3DG3904M
C21
0.1uF/25V/Y5V
C21
0.1uF/25V/Y5V
VCC
VCC
R962
NC/0
R962
NC/0
R1
10
R1
10
C10
0.1uF/25V/Y5V
C10
0.1uF/25V/Y5V
C313
0.1uF/25V/Y5V
C313
0.1uF/25V/Y5V
R296
20K
R296
20K
GND1
GND1
R41
10K
R41
10K
C20
22uF/10V/Y5V
C20
22uF/10V/Y5V
FB10
FB10/2A
FB10
FB10/2A
Q208
NPN_3DG3904M
Q208
NPN_3DG3904M
C323
0.1uF/25V/Y5V
C323
0.1uF/25V/Y5V
C28
0.1uF/25V/Y5V
C28
0.1uF/25V/Y5V
R7
NC/0
R7
NC/0
C8
22uF/10V/Y5V
C8
22uF/10V/Y5V
R26
4.7K/1%
R26
4.7K/1%
XP1
6PIN/2.5mm
XP1
6PIN/2.5mm
1
1
2
2
3
3
4
4
5
5
6
6
R2
5.6K/1%
R2
5.6K/1%
R295
100K
R295
100K
C22
0.1uF/25V/Y5V
C22
0.1uF/25V/Y5V
C18
0.1uF/25V/Y5V
C18
0.1uF/25V/Y5V
C326
0.1uF/25V/Y5V
C326
0.1uF/25V/Y5V
R324
NC/4.7K
R324
NC/4.7K
FB713
NC/FB10/2A
FB713
NC/FB10/2A
U5
G966A-25ADJF11U
U5
G966A-25ADJF11U
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
C327
22uF/10V/Y5V
C327
22uF/10V/Y5V
R294
1K
R294
1K
GND2
GND2
R301
100
R301
100
R9
560
R9
560
R5
10K
R5
10K
R14
15K/1%
R14
15K/1%
Main Board Circuit Diagram:power
7-3
7-3
Harman Kardon
BDT 3/120V and BDT 30/240V Service Manual
Page 26 of 35
