5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
VCCIO
DEFAULT SHORT
DEFAULT SHORT
7A
DEFAULT SHORT
DEFAULT SHORT
VIN
0
0
VCC
3.3V
0
LP#
0
Vo
0
PG
Soft Start
1mS
PG on immediately
once Vo is settled
0
EN
PG Keep high during
LP#=0 period if no fault
occurs
<240uS
LP# Masked Area
PG off once EN off
EN
LP#
Normal turn on
and fall to LP#
target value after
PG + 1 ms
OUTPUT
0 V, Off
0 V, Off
LOW
Asserted when
output reaches
nominal voltage
and remains high
during LP# = 0
PG
LOW
0
0
0
1
1
0
1
1
HIGH
Remains asserted
after SS
C1
C0
VCCIO
X
X
0V
0
0
0
0.85V
1
0
1
0.875V
1
1
0
0.95V
1
1
1
0.975V
1
LP#
20180718 Delete control by 1.05V_VCCST
20180802
0201 to 0402
AGND_VCCIO
3.3VS
3.3VS
VCCIO
3.3V
AGND_VCCIO
3.3VS
VIN
AGND_VCCIO
AGND_VCCIO
VCCIO_EN
65
VSSIO_SENSE
7
VCCIO_PW RGD
43,64
VCCIO_SENSE
7
GPP_J1
35,65
VCCIO
3,7
VIN
10,31,55,64,67,68,69,71,72,73,75,76,78
3.3VS
8,9,10,11,12,13,14,29,34,35,37,38,39,40,43,44,46,47,53,54,55,56,57,60,63,64,71,77
3.3V
3,10,15,49,50,51,60,62,63,64,65,68,71,72
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[70] VCCIO
A3
70
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[70] VCCIO
A3
70
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB500-D03
D03
[70] VCCIO
A3
70
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
PJ15
1mm
1
2
PJ14
1mm
1
2
PU12
NB681GD-Z
VIN
1
C0
4
AGND
11
SW
8
VOUT
12
3V
3
10
C1
3
EN
5
PG
13
PGND
2
LP
#
6
MOD
E
7
BST
9
PR153
100K_04
PC129
0.1u_25V_X7R_06
PR140
*20K_04
PR147
100_04
PJ16
*CV-40mil
1
2
PR36
20K_04
PR136
10K_04
PR154
*20K_04
PJ1
1mm
1
2
PC162
22u_6.3V_X5R_06
PC136
*0.01u_50V_X7R_04
PC148
22u_6.3V_X5R_06
PL10
BCIHP-0735-0R68M-NL
PCB Footprint = BCIHP0735A
P/N = 6-19-41001-234
PR158
0_04
+
PC149
*330uF_2V_5*5*4.2
PR137
100_04
PC117
10u_25V_X5R_08
PR146
10K_04
PR145
20K_04
PC147
0.1u_25V_X7R_06
PR155
0_04
PC157
0.1u_25V_X7R_06
PR141
10K_04
PR159
3.3_06
PC123
10u_25V_X5R_08
PC135
1u_6.3V_X5R_04
PR157
5.1_1%_04
PJ17
6mm
1
2
PC144
0.22u_16V_X7R_06
PR38
10K_04
PC150
22u_6.3V_X5R_06
C0_VCCIO_VR
C0_VCCIO_VR_R
C1_VCCIO_VR_R
C1_VCCIO_VR
VCCIO_R
VCCIO_EN_R
Sheet 70 of 91
VCCIO
Schematic Diagrams
VCCIO B - 71
B.Schematic Diagrams
VCCIO
Summary of Contents for PB50EF
Page 1: ...PB50EF PB51EF ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer PB50EF PB51EF Service Manual ...
Page 13: ...Preface XI Preface Speaker Con B 92 ...
Page 14: ...Preface XII Preface ...
Page 26: ...Introduction 1 12 1 Introduction ...
Page 43: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 44: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 45: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Page 46: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Page 47: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 48: ...A 8 A Part Lists ...