NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055
0.55
136 kHz
SUPPLY CURRENT (mA)
0.50
100 kHz
0.45
44 kHz
0.40
SUPPLY CURRENT (mA)
0.70
0.65
0.60
0.55
0.50
44 kHz
0.45
0.40
0.35
−50 −25
0
25
50
75
100
125
150
0.35
−50
−25
0
25
50
75
100
125
150
100 kHz
136 kHz
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 23. Supply Current versus Temperature
(NCP1050/1/2)
Figure 24. Supply Current versus Temperature
(NCP1053/4/5)
0.48
0.47
SUPPLY CURRENT (mA)
SUPPLY CURRENT (mA)
0
25
50
75
100
125
150
0.46
0.45
0.44
0.43
0.42
0.41
−50 −25
0.21
0.20
0.19
0.18
0.17
0.16
0.15
0.14
0.13
0.12
−50
−25
0
25
50
75
100
125
150
TEMPERATURE (°C)
TEMPERATURE (°C)
Figure 25. Supply Current When Switching
Disable versus Temperature
Figure 26. Supply Current in Fault Condition
versus Temperature
14.0
13.9
SUPPLY VOLTAGE (V)
13.8
13.7
13.6
13.5
13.4
13.3
13.2
13.1
13.0
−50 −25
0
25
50
75
100
125
150
TEMPERATURE (°C)
CONDITION:
V
CC
pin = 1
mF
to ground
Control pin = open
Drain pin = 1 kW to Power Supply,
Increase Voltage Until Switching
Figure 27. Supply Voltage versus Temperature
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