NCP1252 Просмотр технического описания (PDF) - ON Semiconductor
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NCP1252 Datasheet PDF : 18 Pages
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NCP1252
TYPICAL CHARACTERISTICS
11
5.0
4.5
10
4.0
9
3.5
8
−40 −20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Figure 23. Soft Start Current vs. Junction
Temperature
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
−40 −20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Figure 25. Brown Out Voltage Threshold vs.
Junction Temperature
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
−40 −20 0
20 40 60 80 100 120
TEMPERATURE (°C)
Figure 27. Internal Brown Out Current Source
vs. Junction Temperature
3.0
−40 −20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Figure 24. Soft Start Completion Voltage
Threshold vs. Junction Temperature
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
10
15
20
25
30
SUPPLY VOLTAGE Vcc (V)
Figure 26. Brown Out Voltage Threshold vs.
Supply Voltage
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 28. Internal Brown Out Current Source
vs. Supply Voltage
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