THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
L708
BLM15PX121SN1
OPT
120-ohm
C748
10uF
10V
OPT
C736
10uF
10V
OPT
C700
0.1uF
50V
C721
330pF
50V
C740
1uF
25V
OPT
C709
0.1uF
50V
C713
1uF
10V
C708
0.1uF
16V
OPT
C746
0.1uF
16V
C742
2.2uF
10V
C741
0.1uF
50V
C744
0.1uF
16V
OPT
C706
4.7uF
50V
C728
10uF
10V
C717
4.7uF
25V
OPT
C703
4.7uF
50V
C738
2.2uF
10V
C732
0.1uF
16V
OPT
C734
0.1uF
16V
C715
0.1uF
16V
C726
0.1uF
16V
C729
0.1uF
50V
C730
10uF
10V
C743
0.1uF
50V
C701
4.7uF
50V
OPT
C723
22uF
16V
C731
0.1uF
50V
C722
22uF
16V
C716
0.1uF
50V
C712
0.1uF
16V
C747
10uF
10V
C705
4.7uF
50V
C702
4.7uF
50V
C737
4.7uF
50V
C735
10uF
10V
C719
0.22uF
16V
C725
22uF
16V
C745
0.1uF
16V
C720
0.1uF
16V
C727
4.7uF
50V
C724
0.1uF
16V
C711
0.1uF
16V
C714
0.47uF
6.3V
C733
0.1uF
16V
C704
0.1uF
50V
C707
0.1uF
50V
C710
0.1uF
50V
L701
2.2uH
0.95V_Coil
L712
4.7uH
L702
15uH
L706
4.7uH
L705
4.7uH
JK700
DS439-F01T1BA-A
1
1
2
2
4
4
C739
68uF
35V
105C
C718
22uF
63V
105C
C749
68uF
35V
105C
IC700
MP2315S
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN
7
VCC
8
FB
IC703
MP2315S
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN
7
VCC
8
FB
IC704
MP2315S
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN
7
VCC
8
FB
IC701
MP2315S
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN
7
VCC
8
FB
IC702
MP8765GQ
3
NC_1
2
PGND
4
PG
1
VIN
6
MODE
5
NC_2
7
VOUT
8
SW_1
9
SW_2
10
BST
11
VCC
12
FB
13
EN
14
AGND
15
SW_3
16
SW_4
JP702
JP701
JP711
JP705
JP704
JP703
Q700
SSM3J332R
S
G
D
R737
100
R725
15K
1%
R730
4.7K
R728
10K
R719
510K
R706
100K
R710
100
R700
100K
R733
100
R701
7.5K
R732
100K
R717
100K
R736
100K
OPT
R731
4.7K
OPT
R740
7.5K
R723
5.6K
1%
R707
100
R735
100K
R711
20K
R734
1K
R746
14K
1%
R720
10
R713
56K
1%
R715
4.7K
1%
R708
100
R704
100K
OPT
R702
9.1K
1%
R741
100K
R743
100K
R739
14K
1%
R738
75K
1%
R712
51K
R727
7.5K
R709
20K
OPT
R714
0
R721
510
R705
100K
R742
100
R744
100K
OPT
R718
2.2
R716
100K
R722
18K
1%
R745
100
R724
3.3K
1%
R726
5.6K
1%
R747
15K
1%
R703
100K
OPT
5V_ST_ON
PANEL_ON
3.3V_NORMAL_ON
DDR_PD_CTRL
0.95V_ON
+20V
+5V_STANDBY
+20V
+3.3V_SCALER
+1.5V_DDR
+20V
+10V_PANEL
+3.3V_SCALER
+0.95V_VDDC
+20V
+3.3V_NORMAL
+3.3V_SCALER
+20V
Q701
MMBT3904(NXP)
E
B
C
ZD700
5V
ZD703
2.5V
ZD701
2.5V
ZD702
5.6V
OPT
Idc: 4.2A
3A
Core_0.95V_5A
3.3V_Normal
Vout(3.37V) = 0.8 X (1+R1/R2)
R1
R2
32UK950
7 13
SCALER POWER
For Jig Test
DC Jack
20V to 3.3V_SCALER
Idc: 3.3A
3A
HW SON : To improve MLCC Audiable noise
R1
R2
Vout(5V) = 0.8 *(1+(R713/R715))
Vout = 10.33V
Vout=0.6*(1+R1/R2)
R2
R1
14A
Vout(5V) = 0.8 * (1+(R738/R739))
Vout = 5.08V
3A
4.2A
3A
4.2A
171012 LGR
Because of Voltage Drop,
Resistor change
R738 : 18K --> 14K
R739 : 20K --> 15K
Vout(1.5V) = 0.8 * (1+(R738/R739))
Vout = 1.55V
171102 LGR
To improve Phase Margin, change R712 resistor value
Before : 100k / Phase margin : 43 degree
After : 51k / Phase margin : 54.4 degree
171106 LGR
Apply Zener Diode on SoC power
171107 LGR
To do publication of parts ,
Change component value
R718 : 4.7ohm --> 2.2ohm
R719 : 810K(1608 type) --> 510K(1005 type)
171106 LGR
Change resistor value to meet spec
Before R1 : 8.7k (0.948V)
After R1 : 8.9k (0.956V)
171109 LGR
To meet SoC power sequence
Apply C714
171120 LGR
To prevent Voltage drop, should be connected "Short"
2018.01.16
Summary of Contents for 32BL95U
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