MC33368_11 Datasheet, PDF (6/16 Pages) ON Semiconductor – High Voltage GreenLine Power Factor Controller

1.80
V_CC = 14 V
1.76
Voltage
MC33368
1.50
500
V_CC = 14 V
1.30
460
1.72
1.10
420
1.68
Current
0.90
380
1.64
-55
-25
0
25
50
75 100
T_A, AMBIENT TEMPERATURE (°C)
Figure 8. Quickstart Charge Current
versus Temperature
0.70
125
340
-55
-25
0
25
50
75 100 125
T_A, AMBIENT TEMPERATURE (°C)
Figure 9. Watchdog Timer Delay
versus Temperature
20
V_CC = 14 V
C_L = 1000 pF
15
T_A = 25°C
10
5.0
0
-5.0
5.0 ms/DIV
Figure 10. Drive Output Waveform
6.0
Pulse tested with a 4.0 V peak, 50 kHz square
wave through a 22 k resistance into Pin 7.
4.0
C_O = 1000 pF
2.0 Pin 3, 6, 8= GND
Pin 5 = 1.0 k to GND
T_A = 25°C
2.0
4.0
6.0
8.0
10
12
14
0
V_CC, SUPPLY VOLTAGE (V)
Figure 11. Supply Current versus
Supply Voltage
1000
400
3.0
Output
200
Voltage
2.0
100
0
1.0
10
0.01
0.1
1.0
10
100
t, TIME (s)
Load
Current
0
200 ms/DIV
Figure 12. Transient Thermal Resistance
Figure 13. Low Load Detection
Response Waveform
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