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R11408
L11401 22u D1BDR1800001 L11402 10u
LB11127
LB11402 J0JHC0000012
J0JHC0000012 D11400 MA2Q73800L R11409
D1BDR1800001 C11470 C11471 A
C11405 10V1000 10V220
LB11400 0.1
0 R11410
C11406 1000P R11405 C11408 D1BDR1800001
LB11401 D11401 MA2J11100L 3.3 1000P
0 R11412 270
R11406
G R11407
270
1K
ZA11103 ZA11104 R11411
P11101 C11407
K2AA2H000007 K3GD9BB00001 K3GD9BB00001 1K R11415
0.047 2200
A
N F11101
FUSE T11150
AC IN G4D3A0000151
250V2A L11120 L11121 D11141 (POWER TRANSFORMER) 26 25 24 23 22 21 20 19 18 17 16 15 14
G0B233D00001 G0B233D00001 B0EBKT000006 C11401 R11416
P.GND
VOUT
VOUT
VOUT
VOUT
VCC
R/C
OCL+
OCL-
S/S
LB11122 16V470 VBOOT GND 1100
SEE THE J0JKB0000003
SERVICE MANUAL + P1
3 4 3 4 2 1 6 7
B0BB20000004
UVLO
C11120 0.068
D11157 PT BOOT Start=7.2V ON/OFF
D11110 B0AAGR000003 Vref=6.5V Control
5 8
C11141
Stop=6.7V
400V68
ERZVA5V471 R11414
D11156
P2 2200
2 1 2 1 4 9
+
LB11125 HIGH/LOW BANDGAP R S
C11127
B1 C11403 TSD Q -
C11122 0.001
C11123 0.001
MOS OFF REFERENCE
0.022
3 4 3 10
- 0.1
B2
2 11 IC11400
F 1 12
OSC C0DBAZH00013
(DC/DC CONVERTER)
D11280
B0JAMK000015
HIGHSIDE -
DRIVER +
+
-
D11281 PWM COMP
HIGHSIDE ERROR
C11126 100P
C11128 100P
B0JAMK000015 Vref=VOUT+5.8V AMP
R11151 D11151
C11150 47 B0HAGM000006 C11124 1000P
35V68
AMPOUT
2.45V
VOUT
VOUT
VREF
AMP-
OSC
VDD
VDD
VDD
VDD
VG
VB
2 4 R11150 GND R11413
47 C11280 10K
F/B
VCC
1 2 3 4 5 6 7 8 9 10 11 12 13
25V470
IC11150
D11155 R11404
C0DACZH00008
DRAIN
MAZ73000BC L11280 4700
GND
(SWIC)
Z/C
22u
E 1 3 5
R11400
47 R11401
R11403 1M
130K
C11281
R11152 R11158 R11159 25V220 R11402 100K C11404 1000P X SW5.8V D
13K 1K 0 X SW15.5V D
X SW13V D
C11152 L11400
47P 10u R11280
C11272 120
D11270 16V470
D11152 B0JBSG000010
MAZ80910ML L11271 R11281
C11151 22u 120
100P R11270
D11153 R11155 R11154 6 5 4 R11282
4700
MA2C165001VT 9100 330 2 D D S 120
R11283
K5H3022A0013
L11270
10u Q11270 120
D11158 C11154 C11153
MAZ73000BC 1000P 4700P
1 2 3 B1DHDD000022 R11284
IP11400
D (REG.+12V) 120
R11285
P
1 D D G 120
1 2 3 R11286
LB11126 120
R11287
120
QR11300
C11270 C11271 R11201
16V1500 16V1500 10K UNR221300L DR P ON H D
(DR P ON H :ON)
Q11200
B3PBA0000078
(FEED BACK) R11200