NCP1378 Datasheet, PDF (5/16 Pages) ON Semiconductor – PWM Current-Mode Controller for Free-Running Quasi-Resonant Operation

NCP1378
TYPICAL CHARACTERISTICS
8.8
8.0
8.6
7.8
8.4
7.6
8.2
7.4
8.0
7.2
7.8
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 3. V_CCON Threshold versus Temperature
7.0
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 4. V_CCMIN Threshold versus Temperature
1.6
2.2
1.4
2.0
1.2
1.8
1.0
1.6
0.8
1.4
0.6
1.2
0.4
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 5. Current Consumption (No Load)
versus Temperature
8
7
6
5
4
3
2
1
0
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 7. HV Current Source at V_CC = 10 V
versus temperature
1.0
−25
0
25
50
75
TEMPERATURE (°C)
100
125
Figure 6. Current Consumption (1.0 nF Load)
versus Temperature
1.10
1.05
1.00
0.95
0.90
−25
0
25
50
75
100
125
TEMPERATURE (°C)
Figure 8. Maximum Current Setpoint versus
Temperature
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