T
T
T
D1B
D1A
G2
G1
S2
D2B
D2A
S1
T
GND
GND
GND/ADJ
OUT
VIN
4
GND
D1B
D1A
G2
G1
S2
D2B
D2A
S1
GND/ADJ
OUT
VIN
4
GND
VOUT
VIN
ADJ/GND
GND/ADJ
OUT
VIN
4
GND/ADJ
OUT
VIN
4
T
GND
GND
VCC
LGATE
GND
PHASE
BOOT
FB
UGATE
VIN
VOUT
VIN
ADJ/GND
T
T
IN
OUT
GND
BS
IN
SW
COMP
FB
SS
GND
EN
BS
IN
SW
COMP
FB
SS
GND
EN
T
T
...
.............
DD-MM
DD-MM
DD-MM
DD-MM
...
...
...
...
...
...
...
...
...
5-5-2008_15:52
...........
...
...
...
...
...
...
DD-MM-YY
......
Tel +86-755-3331xxxx Fax +86-755-3331xxxx
Nanshan District, Shenzhen, Guangdong
B Building, TCL Tower, Nanhai Road
TCL Thomson Electronics Ltd.
OF :
PAGE:
ON:
BY:
BY:
ON:
CHECKED
DATE
Last saved :
DESCRIPTION
Last modif
NAME
A
321
F
E
D
C
B
87
6
5
5
4
321
THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING
F
E
D
C
B
A
4
6
7
8
FORMAT DIN A2
Index-Lab
DESIGNATION
SBU :
TCLNO:
DRAWN
T
GND
T
T
T
T
GND/ADJ
OUT
VIN
4
BOOT
DRIVE
FB
GND
LGATE
PHASE
VCC
UGATE
L=12*(1-12/24)/(0.4*1.35)=11UH
Max 5.4A 17mo
dlt I=0.3*4.5A
about 1mm
1.83V
3.33V
5.17V
1
2
36
5
8
4
7
U16
RT8110
D13
NC/LL4148
1
2
3
4
U1
NC/LD1117S50
DV33A
Z50
AV33A
AV33A
Z22
R52
NC/6R8
R3
6R8
R51
6R8
R107
NC/510K
R106
NC/0R
NC/0R
L38
+3V3SB
+5V
D18
LL4148
D12
LL4148
D10
LL4148
B2_2.5V
D16
LL4148
D8
LL4148
+3V3_DEMOD
AV25
Z13
AV_5V
AV_5V
L95
120R
L85
10UH
C377
0.1U
C608
1U
DDRV
200R
L112
L109
200R
L94
200R
L34 200R
STB_PWR
C19
100U
16V
C18
100U
16V
C136
0.1U
C82
100U
16V
MEMC_DDR2_1V8
R485
2K
L14
NC/15UH
1
6
7
5
4
2
8
3
U21
MP1484
1
6
7
5
4
2
8
3
U20
MP1484
3
2
1
U811 NC/RT9166-33
Z23
AV125
200R
L113
2
3
1
U33 NC/AIC1084
L114
200R
D23
NC/SK24
C826
0.1U
C872
100U
6V3
C825
NC/0.1U
C809
NC/100U
6V3
C123
470U
6V3
C561
470U
6V3
NC/3300P
C175
5
8
3
2
6
4
1
7
U17
RT8110B
C13
220U
35V
C577
470U
6V3
C14
220U
35V
C560
470U
6V3
C563
470U
6V3
L84
10UH
C60
4U7
D24
NC/SK24
C248
0.1U
L8
15UH
R140
2R2
C237
0.1U
Z67
C83
100U
16V
C231
0.1U
1
2
3
4
U7
LD1117S
R6
330R
C243
0.01U
1
2
3
4
U8
NC/LD1117S33
AV33
12V
AV125
2
3
1
U31 AZ1084
12V
10K
R484
10K
R556
NC/3300P
C174
3300P
C246
C241
0.1U
C52
4U7
C61
4U7
C244
0.1U
200R
L33
L32 200R
C250
1U
L29
200R
C230
0.1U
B
C
E
Q47
BT3904
R448
10K
1
2
3
4
LD1117S33
U9
R5
2R7
7
8
4
2
3
5
6
1
Q38
D13N03LT
R456
10R
C440
1000P
2R7
R1
C235
0.1U
DV33
C461
47U
6V3
0.1U
C238
C81
100U
6V3
L1
15UH
200R
L30
C53
4U7
C80
100U
6V3
C72
100U
6V3
C71
100U
6V3
C70
100U
6V3
R459
1K2
0.1U
C245
C239
0.1U
R445
220R
AV25
1
2
3
4
U6
LD1117S25
C236
0.1U
C234
0.1U
R2
120R
C232
0.1U
D11 LL4148
+3V3SB
C824
1U
L9
15UH
Z66
DV11
L150
30R
3300P
C252
0.01U
C251
R480
2K2
R557
100K
C451
0.1U
12V
C450
0.1U
C449
220P
L118
30R
R555
10K
0.01U
C219
R482
2K2
R483
100K
C446
0.1U
12V
C448
0.1U
C115
47U
16V
C135
0.1U
4U7
C50
4U7
C172
24V_MAYBE
R142
5K1
C208
0.015U
L35
10UH
R141
360R +/-1%
8
7
6
5
2
4
1
3
Q6
D13N03LT
0.1U
C378
C207
0.033U
Z25
D7
LL4148
C204
0.1U
C62
1U
C203 2U2
12V
Z146
L130
10UH
C63
10U
8V
1V8
12V
+3V3SB
R236
8K2
D15
LL4148
D14
LL4148
R231
2K2
R220
4K7
R212
4K7
R206
4K7
B
E
C
Q15
BT3906
R205
2K2
R204
1K8
+5V
AV33
DV33
8V
PWR_PROTECT
AV_5V
AV25
DV33A
