Schematics
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
The CAP must be close EC
1/4 Rev.C1 from 0402
change to 0201
Charge / Discharge Detect
Keep 10 mile
Change to SOT-723
17/03/22
125.1mV/V
@Charger IC
@Dump Battery
AUX_ON
ACIn Level Shift
Battery Connector
20V/4.5A./65~90W
Vilim=20XIOCPXRAC
DC-In/Charger (BQ24770)
Rsr BATFET
ACFET
Rac
RBFET
1 Cell : Gnd
2 Cell : Floating
3 & 4 Cell : High to REGN
BAT_V 21
BAT_I
SENBAT_V 21
BAT_I_EC 21
PSYS22
PSYS_EC 21
PSYS_SoC 10
PWR_KEEP 21
AUX_ON 24
PWRON13
CHG_ACIN 22AC_IN21
PWR_KEEP_AUX17
BAT_LED_BUTTON#_AUX19
BATT_TEMP 21
IADP21
PSYS22
IDCHG
CHG_ACIN22
H_PROCHOT#_R10
BAT_SMBCLK13,21
BAT_SMBDAT13,21
BAT_IN#_Charger21
+V3P3A_EC
+V5A_LDO
+V5A_LDO
4
BAT-GND
+VBAT
4
BAT-GND
+VBAT
+V3P3A_LDO
+V3P3A_LDO
+V3P3A_LDO
PVADPTR
4
BAT-GND
+VBAT
4
BAT-GND
+DC_IN
+V3P3A_EC
+VBAT
REGN
+VSYS
+VBAT_OUT +VBAT
PVADPTR
+VBAT PVADPTR
REGN
REGN
REGN
Title
Size Document Number Rev
Date: Sheet
of
Charger (OZ26786)
C
NU50
Elitegroup Computer Systems
TEL:+886-2-2162-1177 Fax :+886-2-2797-0690
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
D
22 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet
of
Charger (OZ26786)
C
NU50
Elitegroup Computer Systems
TEL:+886-2-2162-1177 Fax :+886-2-2797-0690
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
D
22 27Friday, August 14, 2020
Title
Size Document Number Rev
Date: Sheet
of
Charger (OZ26786)
C
NU50
Elitegroup Computer Systems
TEL:+886-2-2162-1177 Fax :+886-2-2797-0690
No. 239, Sec. 2, Ti Ding Blvd ., Taipei , Taiwan 11493 (R.O.C.)
D
22 27Friday, August 14, 2020
PR104
100K-1-20
TP259
PR96 0-20
PC149
1U-6.3-04R-K
PR160
130K-1-04
PD4
SCH-BAT54C-PAN
3
2
1
PC800
.1U-25-04R-K
2 1
D152 AZ5725-01F
1 2
PJP6
0-20
PU8
BQ24770RUYR
ACN
1
ACP
2
CMSRC
3
ACDRV
4
ACOK
5
IADP
7
ACDET
6
IBAT
8
PMON
9
PROCHOT#
10
SDA
11
SCL
12
CMPIN
13
CMPOUT
14
CELL
16
BATPRES#
15
BAT
17
BATDRV
18
SRN
19
SRP
20
ILIM
21
GND
22
LODRV
23
REGN
24
BTST
25
HIDRV
26
PHASE
27
VCC
28
TML
29
PD1
SCH-BAT54C-PAN
3
2
1
PR121
4.02K-1-04
PD20
AZ4020-01G.R7G
A C
PC121
47N-50-06X-K
PC147
1000P-25-02X-J
12
PR947
100K-1-04
1 2
PC130
@1000P-50-04X-K
PJP5
0-20
D153 AZ5725-01F
1 2
PC157
1U-6.3-04R-K
PC152
.1U-10-02R-K
PR107
24.9K-1-04
PC803
100P-25-02N-J
2 1
PR94
27K-1-04
PR951 0-20
PR23
2.2-1-06
PC114
.1U-25-04R-K
PJP4
0-20
PC107
10P-50-04N-J
2 1
PC37
10U-25-06-R
12
D154 03-013-582517
1 2
PR32
@100K-04
12
PR1002
4.7-1-06
PR111
1.5K-1-04
PC774
.1U-25-04R-K
2 1
CHGCN1
CON-WTB-A1254WR-S-14PN6BG1T00R
con_wb_14h125_50278-140n_aces
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
GND
S1
GND
S2
11
11
12
12
13
13
14
14
R933
200-1-04
12
PR114
1K-1-20
PR125 @0-20
PC128
100P-50-04N-J
Q22
FET-PM561BA
G
D S
PR997
0-20
1 2
PR159
4.3K-1-04
PR17
430K-1-04
PJP50
OPEN_2A
12
PR950 1K-1-20
PC36
10U-25-06-R
12
PR101
100-1-04
PC104
1000P-50-04X-K
2 1
S
S
S
G
D
D
P
D
D
D
CHGQ4
FET-SM4301PSKPC-TRG
2
3
4
1
6
5
7
8
S1
PR126 0-20
PC34
10U-25-06-R
12
G
S
D
PQ11
FET-SM1201PSASC-TRG
PR26
@2.2-06
PC115
.1U-25-04R-K
PC126
.1U-25-04R-K
PC35
1U-25-06R-K
Q11
FET-2N7002DW
S2
1
G2
2
S1
4
G1
5
D2
6
D1
3
PC775
.1U-25-04R-K
2 1
Q49
FET-2N7002DW
S2
1
G2
2
S1
4
G1
5
D2
6
D1
3
PR120
140K-1-20
PR102
6.8K-1-04
PR80 .025-1-11-TA-I
PC123
100P-50-04N-J
C645
1U-6.3-04R-K
2 1
PC802
1U-25-04R-K
2 1
PC132
10U-25-06-R
12
PC24
10U-25-06-R
12
PR92
4.3K-1-04
PC40
47N-25-06X-K
R62
0-20
1 2
PR108
100K-1-20
PC801
.1U-25-04R-K
PR156
10K-04
PC113
.1U-25-04R-K
PC120
2200P-50-04X-K
PR109
100K-1-20
PC39
4.7U-10-06R-K
+
PC16
@04-743-336419
S
GD
CHGQ1
FET-SM4377NSKPC-TRG
1
2
3
4
5
6
7
8
S1
R130
80.6K-1-04
1 2
G
S
D
PQ12
FET-SM1201PSASC-TRG
TP254
PR99 10-1-04
PL9
BD-HCB2012KF-600T50-HF
PC9
10U-25-06-R
12
PC125
.1U-25-04R-K
R934
10K-1-20
12
PR952
.01-1-11-TA-I
PC129
@1000P-50-04X-K
PC133
10U-25-06-R
12
PC151
1U-6.3-04R-K
PR106
100K-1-20
PC131
470P-50-04X-K
CHGC17
10U-25-06-R
12
PR118
71.5-1-04
PQ8
@FET-2N7002DW
S2
1
G2
2
S1
4
G1
5
D2
6
D1
3
TP255
PC43
@1000P-50-04X-K
D155 AZ5725-01F
1 2
G
S
D
PQ6
FET-SM1202NSASCTRG
PR103 0-04
PR18
93.1K-1-04
CHGC15
.1U-25-04R-K
12
PQ5
FET-PM561BA
G
DS
PR948
100K-1-20
12
PR105
1K-1-20
S
GD
CHGQ2
FET-SM4377NSKPC-TRG
1
2
3
4
5
6
7
8
S1
CHGC16
10U-25-06-R
12
PR113
1K-1-20
PC159
10U-25-06-R
12
PR122 .025-1-11-TA-I
PC27
1U-25-06R-K
PC122
.1U-25-04R-K
PC158 .1U-10-02R-K
TP256
R935
100K-1-20
PC134
.1U-25-04R-K
2 1
PR15
10K-1-04
1 2
PR124 0-20
PC153
1U-6.3-04R-K
Q1
Q2
HSG
GR
HSD
LSS
LSG
SW
PQ13
FET-SM7342EKKPC-TRG
PR6
.01-1-11-TA-I
TP257
PC33
100P-50-04N-J
R133
100K-1-20
PR95 0-20
PR112
16.5K-1-04
PR16
100K-1-04
1 2
PR31
@10K-1-04
12
PR20
10-1-12
PR14 .01-1-11-TA-I
PR123 @0-20
PJP7
0-20
+
-
PU11
SN321LF
1
3
4
52
TP258
PR158
21K-1-04
PR75 0-20
PL3
CK-WSRPG1004-2R2M-AG
1 2
PC13
.1U-25-04X-K
12
PR115
220K-1-04
C644
1U-6.3-04R-K
12
321_3
321_VSET
321_1SENBAT_V_D
BAT_V_ON#_GBAT_V_ON#
BAT_DUMPV
BAT_V_G
BAT_V_ON#
SENBAT_V_G
BAT_V_D
321_4
IDCHG
BAT_I
PWRON_GIN
PWRON_G
AUX_ONB
VADAPR
PWRON_1
PWRON_R
PWRON_RC
PWRON_0
CHG_ACIN_LVL
BAT_SMBCLK
BAT_SMBDAT
BAT_TEMP1
BAT_DUMPV
BAT_SMBDAT
BAT_TEMP1
BAT_SMBCLK
BAT_DUMPV
BAT_SMBCLK
BAT_SMBDAT
BAT_TEMP1
BAT_DUMPV
BAT_TEMP1
PVADPTR_ACN_D
VRACHG_BST1VRACHG_BST
VRPCHG_HG
VRPCHG_LG
VRACHG_SNB
VRPCHG_PH
VRACHG_SRP
VRACHG_SRN
VRACHG_BATDRV VRACHG_BATDRV_G
VRACHG_BAT
VRACHG_ACN
VRACHG_CMSRC
VRACHG_ACDRV
VRACHG_ACDET
PVADPTR_OUT
VRACHG_ACP
PVADPTR_SS
VRACHG_ACDRV_G
PVADPTR_ACN
VRACHG_VCC
+VBAT_PVADPTR
VRACHG_PROCHOT#
VRACHG_SCL
VRACHG_SDA
VRACHG_BATTON#
VRACHG_CELL
VRACHG_ILIM
VRACHG_ACDRV_G_R