NCP1216A 데이터 시트보기 (PDF) - ON Semiconductor
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NCP1216A Datasheet PDF : 18 Pages
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NCP1216, NCP1216A
ELECTRICAL CHARACTERISTICS (continued)
(For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, Maximum TJ = 150°C, VCC = 11 V unless otherwise noted.)
Characteristic
Pin Symbol Min
Typ
Max Unit
INTERNAL OSCILLATOR (VCC = 11 V, Pin 5 Loaded by 1.0 kW)
Oscillation Frequency, 65 kHz Version
0°C ≤ TJ ≤ +125°C
−40°C ≤ TJ ≤ +125°C
Oscillation Frequency, 100 kHz Version
0°C ≤ TJ ≤ +125°C
−40°C ≤ TJ ≤ +125°C
Oscillation Frequency, 133 kHz Version
0°C ≤ TJ ≤ +125°C
−40°C ≤ TJ ≤ +125°C
Built−in Frequency Jittering in Percentage of fOSC
Maximum Duty−Cycle
NCP1216
NCP1216A
fOSC
fOSC
fOSC
fjitter
Dmax
kHz
58.5
65
71.5
57
65
75
kHz
90
100
110
86
100
120
kHz
120
133
146
110
133
160
±4.0
%
69
75
81
%
42
46.5
50
FEEDBACK SECTION (VCC = 11 V, Pin 5 Loaded by 1.0 kW)
Internal Pullup Resistor
Pin 2 (FB) to Internal Current Setpoint Division Ratio
SKIP CYCLE GENERATION
2
Rup
−
Iratio
20
kW
3.3
Default Skip Mode Level
Pin 1 Internal Output Impedance
INTERNAL RAMP COMPENSATION
1
Vskip
0.9
1.1
1.26
V
1
Zout
25
kW
Internal Ramp Level @ 25°C (Note 3)
3
Vramp
2.6
2.9
3.2
V
Internal Ramp Resistance to CS Pin
3
Rramp
19
kW
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
3. A 1.0 MW resistor is connected to the ground for the measurement.
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