![background image](http://html1.mh-extra.com/html/texas-instruments/bq76942/bq76942_manual_1095628069.webp)
2P
1P
1N
4P
3P
BAT
VSS
VSS
VSS
VSS
GND
SRP
SRN
6P
5P
TP13
100
R16
100
R17
TP11
0.001
R19
t
°
RT1
SRP
SRN
PACK
DSG
CHG
FUSE
NT1
Net-Tie
7P
100
R1
TP17
BAT-
TP1
VSS
REG1
2.2uF
C14
BAT-
TP5
TP9
VSS
GND
TP14
0.47uF
C3
VSS
GND
TP15
VSS
GND
TP16
PGND
LD
10k
R18
TP10
TS1
TS2
20.0
R2
20.0
R3
CHG
DSG
PACK
LD
FUSE
TP12
TP4
VSS
TP6
VSS
CD
WAKE
TP2
BREG
REGIN
REG18
20.0
R5
20.0
R6
20.0
R7
20.0
R9
20.0
R10
20.0
R11
t
°
RT2
VSS
VSS
TP8
VSS
TP3
TP7
1uF
C7
0.1uF
C17
BAT+
100V
D1
1
3
2
,4 Q1
FCX495TA
22nF
C8
LD
41
VC1
15
SDA
27
VC10
48
CHG
45
VC3
13
NC
11
NC
9
NC
7
NC
5
NC
3
NC
1
FUSE
38
BREG
37
REG18
24
HDQ
28
SCL
26
ALERT
25
VC0
16
VSS
17
SRP
18
NC
19
SRN
20
NC
44
TS1
21
TS2
22
TS3
23
DSG
43
BAT
47
CFETOFF
29
DFETOFF
30
DCHG
31
DDSG
32
RST_SHUT
33
REG2
34
REG1
35
REGIN
36
PACK
42
PDSG
39
PCHG
40
VC2
14
VC4
12
VC5
10
VC6
8
VC7
6
VC8
4
VC9
2
CP1
46
BQ76942PFBR
U1
TS2
150
R4
100V
D2
1uF
C1
VSS
100pF
C2
100pF
C16
NC
10k
R15
10k
R14
7P
External I2C Connection
4
1
2
3
J2
PACK-
SDA
SCL
PGND
E2
E1
1
2
U3
1
2
U2
PGND
REG1
1.0k
R13
VSS
1.0k
R12
1.0k
R8
1
2
J3
PEC02SAAN
5
4
1
2
3
6
7
8
9
J1
39502-1009
220nF
C4
220nF
C9
220nF
C10
220nF
C13
220nF
C11
220nF
C5
220nF
C6
220nF
C12
VSS
1uF
C22
Figure 16-3. BQ76942 7-Series Cell Schematic Diagram—Monitor
CHG
FUSEPIN
FUSE
PGND
VSS
Red
D3
FUSE
10k
R26
10M
R23
10M
R22
5.1k
R27
20k
R29
5.1k
R28
16V
D4
TP20
TP21
TP18
0
R25
16V
D6
16V
D5
TP23
TP22
TP19
100V
D7
PACK-
PACK+
PGND
PACK-
PACK+
E3
CHG
FUSE
Output
CD
PACK+
TP24
PGND
10M
R24
0.1uF
C18
0.1uF
C19
0.1uF
C22
Q4
10V
D8
1
2
3
4
1
2
3
4
J4
3.9k
R20
3.9k
R21
1
2
3
Q5
PMV213SN,215
4
7,8
1,2,3
5,6,
Q3
4
7,8
1,2,3
5,6,
Q2
DSG
TP26
TP25
TP27
PACK
LD
DSG
PACK
LD
100V
D9
5.1k
R32
5.1k
R33
5.1k
R35
5.1k
R34
5.1k
R36
5.1k
R30
7P
7.50k
R31
0.1uF
C20
0.1uF
C21
Figure 16-4. BQ76942 7-Series Cell Schematic Diagram—Additional Circuitry
SLUSE14B – DECEMBER 2020 – REVISED DECEMBER 2021
Copyright © 2021 Texas Instruments Incorporated
69
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