MB3790 Datasheet, PDF (14/21 Pages) Fujitsu Component Limited. – Battery Backup IC

MB3790
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7. Temperature characteristics of input current
70
V IN =+5V
60
50
40
30
20
10
0
-40
-20
0
20 40 60 80
Ambient temperature Ta (°C)
8. Temperature characteristics of battery power
detection voltage
2.9
2.8
2.7
V BATH1
2.6
V BATL1
2.5
V BATH2
2.4
V BATL2
2.3
2.2
-40
-20
0
20 40 60 80
Ambient temperature Ta (°C)
7. Temperature characteristics of power-down
detection voltage
4.6
4.5
4.4
V INH
4.3
V INL
4.2
4.1
4.0
3.9
-40
-20
0
20 40 60 80
Ambient temperature Ta (°C)
14