NCP1230 Datasheet, PDF (10/21 Pages) ON Semiconductor – Low-Standby Power High Performance PWM Controller

NCP1230
TYPICAL PERFORMANCE CHARACTERISTICS
10.0
9.0
V_CC = 13 V
f_osc = 65 kHz
8.0
7.0
6.0
5.0
4.0
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 23. Internal Modulation Swing
vs. Temperature
81.0
V_CC = 13 V
80.5
80.0
79.5
79.0
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 24. Maximum Duty Cycle
vs. Temperature
280
V_fb = 0.75 V
270
260
250
240
230
220
210
200
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 25. I_opto vs. Temperature
150
24
V_CC = 13 V
22
20
18
16
14
12
10
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 26. Internal Ramp Compensation Resistor
vs. Temperature
3.50
140
3.25
130
3.00
120
2.75
110
100
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 27. Fault Time Delay vs. Temperature
2.50
−50 −25 0 25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 28. Vl_atch vs. Temperature
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