NCP1230D65R2G Ver la hoja de datos (PDF) - ON Semiconductor
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NCP1230D65R2G Datasheet PDF : 21 Pages
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NCP1230
ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, Max TJ = 150°C,
VCC = 13 V, VPIN8 = 30 V unless otherwise noted.)
Characteristic
Symbol
Pin
Min
Typ Max Unit
Internal Oscillator
Oscillation Frequency, 65 kHz Version (Vfb = 2.5 V)
Tj = 25°C
Tj = 0°C to +125°C
Tj = −40°C to +125°C
fOSC
−
60
65
70
kHz
58
−
72
55
−
72
Oscillation Frequency, 100 kHz Version
Tj = 25°C
Tj = 0°C to +125°C
Tj = −40°C to +125°C
fOSC
−
93
100 107 kHz
90
−
110
85
−
110
Oscillation Frequency, 133 kHz Version
Tj = 25°C
Tj = 0°C to +125°C
Tj = −40°C to +125°C
fOSC
−
123
133
143 kHz
120
−
146
113
−
146
Internal Modulation Swing, in Percentage of Fsw (Vfb = 2.5 V) (Note 4)
−
−
−
"6.4
−
%
Internal Swing Period (Note 4)
−
−
−
5.0
−
ms
Maximum Duty−Cycle (CS = 0, Vfb = 2.5 V)
Internal Ramp Compensation
Dmax
−
75
80
85
%
Internal Resistor (Note 4)
Ramp Compensation Sawtooth Amplitude
Rup
3
9.0
18
36
kW
−
3
−
2.3
−
Vpp
Feedback Section
Opto Current Source (Vfb = 0.75 V)
Pin 3 to Current Setpoint Division Ratio (Note 4)
Protection
−
2
200
235
270
mA
Iratio
−
−
2.8
−
−
Timeout before Validating Short−Circuit or PFC VCC (Note 4)
Latch−Off Level
4. Verified by Design.
TDEL
Vlatch
−
−
125
−
ms
3
2.7
3.0
3.3
V
13.0
12.8
VCC = 0 V
TYPICAL PERFORMANCE CHARACTERISTICS
8.0
VPIN8 = 30 V
7.8
VPIN8 = 30 V
12.6
7.6
12.4
7.4
12.2
12.0
−50 −25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 3. VCC(OFF) Threshold vs. Temperature
7.2
7.0
−50 −25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
Figure 4. VCC(min) Threshold vs. Temperature
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