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BQ76940DBT
Lithium battery monitor, 9-15 cells, integrated balancing, I2C interface, TSSOP-44
Schematic Symbol
Pin Configuration (44 pins)
| Pin | Name | Type |
|---|---|---|
| 6 | TS1 | passive |
| 7 | CAP1 | passive |
| 8 | REGOUT | power_out |
| 9 | REGSRC | power_in |
| 10 | VC5X | passive |
| 11 | NC(CAP2) | passive |
| 12 | NC(CAP2) | passive |
| 13 | TS2 | passive |
| 14 | CAP2 | passive |
| 15 | VC10X | passive |
| 16 | NC(CAP3) | passive |
| 17 | NC(CAP3) | passive |
| 18 | TS3 | passive |
| 19 | CAP3 | passive |
| 20 | BAT | input |
| 21 | NC | no_connect |
| 22 | NC | no_connect |
| 23 | NC | no_connect |
| 24 | VC15 | input |
| 25 | VC14 | input |
| 26 | VC13 | input |
| 27 | VC12 | input |
| 28 | VC11 | input |
| 29 | VC10B | input |
| 30 | VC10 | input |
| 31 | VC9 | input |
| 32 | VC8 | input |
| 33 | VC7 | input |
| 34 | VC6 | input |
| 35 | VC5B | input |
| 36 | VC5 | input |
| 37 | VC4 | input |
| 38 | VC3 | input |
| 39 | VC2 | input |
| 40 | VC1 | input |
| 41 | VC0 | input |
| 42 | SRP | input |
| 43 | SRN | input |
| 44 | ALERT | bidirectional |
| 1 | DSG | output |
| 2 | CHG | output |
| 3 | VSS | power_in |
| 4 | SDA | bidirectional |
| 5 | SCL | input |
Footprint
ConfirmedPackage_SO/TSSOP-44_4.4x11.2mm_P0.5mm
Pad Layout
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Pads (44)
| Number | Type |
|---|---|
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | smd |
| 30 | smd |
| 31 | smd |
| 32 | smd |
| 33 | smd |
| 34 | smd |
| 35 | smd |
| 36 | smd |
| 37 | smd |
| 38 | smd |
| 39 | smd |
| 40 | smd |
| 41 | smd |
| 42 | smd |
| 43 | smd |
| 44 | smd |