NCP1252
TYPICAL CHARACTERISTICS
5.0
4.5
4.0
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
3.5
3.0
0.92
0.90
−40 −20
0
20
40
60
80
100 120
−40 −20
0
20
40
60
80
100
120
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 22. Soft Start Completion Voltage
Threshold vs. Junction Temperature
Figure 23. Brown Out Voltage Threshold vs.
Junction Temperature
1.10
12.0
11.5
11.0
10.5
10.0
9.5
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
9.0
8.5
8.0
0.92
0.90
10
15
20
25
30
−40 −20
0
20
40
60
80
100 120
SUPPLY VOLTAGE Vcc (V)
TEMPERATURE (°C)
Figure 24. Brown Out Voltage Threshold vs.
Supply Voltage
Figure 25. Internal Brown Out Current Source
vs. Junction Temperature
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
10
15
20
25
30
SUPPLY VOLTAGE Vcc (V)
Figure 26. Internal Brown Out Current Source
vs. BO Pin Voltage
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