ltc1760 Linear Technology Corporation, ltc1760 Datasheet - Page 42

• Manufacturer Part Number: ltc1760
• Description: Dual Smart Battery System Manager
• Manufacturer: Linear Technology Corporation

LTC1760
42
TYPICAL APPLICATIO
SMBALERT
D1: MBR130T3
D2: IN4148 TYPE
Q1, Q2, Q5, Q6, Q7, Q8: Si4925DY
Q3, Q4, Q9, Q10, QTG, QBG: FDS6912A
V
SDA
SCL
DDS
V
IN
0.012µF
1.21k
0.1µF
R5
49.9k
C3
C1
R7
R1
4.99k
1800pF
R
R
PU
VLIMIT
C11
0.03Ω
R
V
10k
CL
DDS
12.7k
R
R4
PU
C1
0.1µF
CB2
0.47µF
U
I6
36
41
16
37
47
48
46
45
13
40
24
25
29
18
22
20
33
32
26
3
2
BAT2
CLP
DC
BAT1
BAT2
DCDIV
COMP1
GCH2
SCH2
GCH1
SCH1
V
V
V
V
SMBALERT
SCL
SDA
V
V
I
MODE
LIMIT
D2
SET
CC
SS
CC2
DDS
LIMIT
Application for a Dual Battery System (12.6V/4A)
IN
C8, 1µF
R11
1k
CB1, 0.1µF
LTC1760
I5
BAT1
C13
0.1µF
D3
LOPWR
BOOST
BGATE
TGATE
R10, 100Ω
C9, 0.1µF
V
GDCO
PGND
GB1O
GB2O
SDA2
SDA1
TH2A
TH2B
SCL2
TH1A
TH1B
SCL1
GDCI
PLUS
GB1I
GB2I
SCP
SCN
CSN
CSP
I
SW
SET
I
TH
C6
4.7µF
100Ω
D4
R6
1
7
6
9
8
11
10
5
4
12
34
35
14
15
42
43
44
39
38
28
27
17
21
30
31
19
23
C4, 0.22µF
PowerPath MUX
C7
0.1µF
QBG
Q1
Q2
QTG
R9
3.3k
C5
0.15µF
1000pF
10µH
L1
C12
D1
0.025Ω
R
SENSE
Q6
Q5
CHARGE
MUX
C
20µF
C
20µF
R2A, 1.13k
R2B, 54.9k
R1A, 1.13k
R1B, 54.9k
OUT
IN
R2
280k
R3
49.9k
Q4
Si6928
Q3
Si6928
SAFETY 2
SAFETY 1
TH
SCL
SDA
TH
SCL
SDA
Q7
Q8
R
0.02Ω
SC
CL
20µF
Q9
Si6928
Q10
Si6928
BAT2
BAT1
1760 TA02
LOAD
1760f