NCP1219 ONSEMI [ON Semiconductor], NCP1219 Datasheet - Page 10

• Manufacturer Part Number: NCP1219
• Description: PWM Controller with Adjustable Skip Level and External Latch Input
• Manufacturer: ONSEMI [ON Semiconductor]

1.30
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
120
100
110
90
80
70
60
50
40
20
18
16
14
12
10
8
6
4
2
0
−50
−50
−50
Figure 19. Default Skip Threshold vs. Junction
Figure 17. Drive Sink and Source Resistances
Figure 15. Oscillator Frequency vs. Junction
Source, V
−25
−25
−25
T
T
T
J
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
vs. Junction Temperature
0
0
0
DRV
Sink, V
65 kHz Option
= V
25
25
25
Temperature
Temperature
CC
DRV
100 kHz Option
− 1 V
= 1 V
50
50
50
75
75
75
V
Skip/latch
TYPICAL CHARACTERISTICS
100
100
100
V
CC
= 11.3 V
= open
125
125
125
http://onsemi.com
150
150
150
10
1.55
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
85
84
83
82
81
80
79
78
77
76
75
−50
−50
−50
Figure 16. Maximum Duty Ratio vs. Junction
Figure 20. Skip Clamp Voltage vs. Junction
−25
−25
−25
Figure 18. Latch Voltage Threshold vs.
T
T
T
J
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
0
0
0
Junction Temperature
25
25
25
Temperature
Temperature
50
50
50
75
75
75
V
Skip/latch
100
100
100
125
125
125
= 2 V
150
150
150