NCP1603 ON Semiconductor, NCP1603 Datasheet - Page 9

• Manufacturer Part Number: NCP1603
• Description: PFC/PWM Combo Controller
• Manufacturer: ON Semiconductor

110
108
106
104
102
100
1.05
0.95
98
96
94
92
90
85
84
83
82
81
80
79
78
77
76
75
1.1
0.9
−50
−50
1
−50
Figure 3. PWM Section Oscillator Frequency
−25
−25
Figure 5. PWM Section Maximum Duty
−25
Figure 7. PWM Section Current Limit
T
T
J
J
T
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
J
, JUNCTION TEMPERATURE (°C)
0
0
0
vs. Temperature
vs. Temperature
vs. Temperature
25
25
25
50
50
50
CS2 Pin = 0 V
FB2 Pin = 2 V
75
75
75
100
100
100
http://onsemi.com
NCP1603
125
125
125
9
2.5
1.5
0.5
12
10
18
16
14
12
10
3
2
1
0
8
6
4
2
0
8
6
4
2
0
−50
−50
−50
Figure 6. PWM Section Gate Drive Resistance
Figure 4. PWM Section Oscillator Frequency
Figure 8. PWM Section Soft−Start Period
−25
−25
−25
T
T
T
J
J
J
R
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
OH2
Jittering vs. Temperature
0
0
0
vs. Temperature
vs. Temperature
25
25
25
50
50
50
R
OL2
75
75
75
100
100
100
125
125
125