Power 1.1V/ 1Vs - Clevo W270BUQ Series Service Manual

POWER 1.1V/ 1VS

5 V
P R 7 0
E N _ 1 . 1 V
10 0 K _ 1 % _ 0 4
P Q3 0
G
S U S C P R 7 2 *6 2 K _ 1 % _0 4
23 , 2 8 S U S C
MT N 70 0 2 Z H S 3
P R 1 9 7 62 K _ 1 % _ 0 4 P C 9 1
2 2 , 2 3 , 2 5 D D _ O N #
0 . 1 u _ 1 0 V _ X5 R _ 0 4
P J 2 3
O P E N -1 m m
3 . 3 V
P R 7 3
2 20 K _ 1 % _ 0 4
1 1 1.1 V_P WR GD
P C 9 5
*0 . 1 u _ 10 V _X 7 R _ 04
1.1VS_VTT=0.75 X (1+PR101 / PR102)
5 V
P R 7 7
1 0 0K _1 % _ 0 4
P Q3 3
S U S B P R 7 8 6 2 K _ 1% _ 0 4 G M T N 7 0 0 2 Z H S 3
2 3 , 2 5 , 2 7 S U S B
P C 1 0 4
0. 1u _ 1 0 V _ X 5 R _ 0 4
3 . 3 V
P R 8 0
2 2 0 K _ 1% _ 0 4
1 V S _ P W R GD
28 1VS _ P W RGD
P C 1 08
*0 . 1 u _ 1 0 V _ X 7R _ 0 4
5 V
OCP=10uA X RILIM / Rdson
P D 1 4
P C 8 9 R B 0 5 4 0 S 2
P R 7 1 1 0 K _ 1% _ 0 4
0 . 1 u _ 1 0 V _ X 7R _ 0 4
P C 9 2
P U 5 0. 1u _ 1 0 V _ X 7 R _ 0 4
u P 6 1 27
12 1
E N L X
11 2
P G D B S T
10 3
V O U T V C C
9 4
F B D L
1 7
P A D
P R 7 4
P C 9 6
1 u _ 1 0V _Y 5 V _ 0 6
* 10 m i l _ sh o rt
P C 9 7 P R 7 5 P C 9 8
0 . 0 1 u _ 1 6V _ X7 R _ 04 1 0 K _ 1 % _0 4 * 2 0p _ 5 0 V _ N P O_ 0 4
P C 9 9
P R 7 6
3 0 0 K _ 1 % _0 4
2 1 K _ 1 % _0 4
3 /8 0 . 1 u _ 16 V _Y 5 V _ 0 4
1 . 5 V
P C 2 1 5 P C 2 1 8
1 0 u _ 6. 3V _X 5 R _ 06
E N _ 1 V S
P C 1 0 0
0 . 1 u _ 1 0 V _ X7 R _ 0 4
Delete PU6 and related parts.
V I N
P C 8 8 P C 8 7 P C 9 0
P Q3 1
P 1 2 0 3 B V
4
Ch an g e va lue 3 /24
P L 5 V 1 . 1
T M P C 0 60 3 H -4 R 7 M -Z 0 1
5A
1 2 1
P R 51
5 . 1 _0 6
4
P Q 3 2 +
P 1 20 3 B V
P C 78
2 20 0 p _ 5 0 V _ X7 R _ 0 4
5 V
P C 2 1 3
1 u _ 1 0 V _ Y 5 V _ 0 6
3A P U 1 1
5 6
9 V I N V C N T L
V I N
7 4
1 V S _ P W R G D
P OK V O U T
3
8 V O U T
E N _ 1 V S P R 1 9 6 P C 2 1 4
E N
Ra
1 2 3 . 2 4 K _ 1 % _ 0 4
G N D V F B
8 2 p _ 5 0 V _ N P O _ 0 4
A X 66 1 0
P R 1 9 5
Rb
1 0 . 2 K _ 1 % _ 0 4
Vou t = 0.8 V ( 1 + Ra / R b )
10/22 1.0V=>1.054V
Schematic Diagrams
1.1V
1 . 1 V
P J 1 0
2
5 m m
Sheet 26 of 43
POWER 1.1V/ 1VS
V 1 S _ R E G 1 V S
P J 1 8
3 A
1 2
3 m m
P C 2 1 6 P C 2 19
1 0 u _6 . 3 V _ X 5 R _0 6
1 0 u_ 6 . 3 V _ X 5 R _ 0 6
POWER 1.1V/ 1VS B - 27