NCP1217 ONSEMI [ON Semiconductor], NCP1217 Datasheet - Page 5
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NCP1217
Manufacturer Part Number
NCP1217
Description
Enhanced PWM Current−Mode Controller for High−Power Universal Off−Line Supplies
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.NCP1217.pdf
(18 pages)
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3. A 1.0 MW resistor is connected to the ground for the measurement.
ELECTRICAL CHARACTERISTICS (continued)
Max T
FEEDBACK SECTION (V
SKIP CYCLE GENERATION
INTERNAL RAMP COMPENSATION
ADJUSTMENT LATCHOFF LEVEL
Internal Pull−Up Resistor
Pin 2 (FB) to Internal Current Setpoint Division Ratio
Default Skip Mode Level
Pin 1 Internal Output Impedance
Internal Ramp Level @ 25°C (Note 3)
Internal Ramp Resistance to CS Pin
Latching Level
9.0
8.5
8.0
7.5
7.0
80
70
60
50
40
30
20
10
0
−50
J
−50
= 150°C, V
Figure 3. High Voltage Pin Leakage Current vs.
Figure 5. VCC
CC
0
= 11 V unless otherwise noted.)
0
TEMPERATURE (°C)
CC
TEMPERATURE (°C)
Characteristic
= 11 V, Pin 5 Loaded by 1.0 kW)
Temperature
MIN
50
50
vs. Temperature
TYPICAL CHARACTERISTICS
100
100
NCP1217, NCP1217A
(For typical values T
http://onsemi.com
150
150
5
14.0
13.5
13.0
12.5
12.0
11.5
11.0
Pin
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
2
−
1
1
3
3
1
J
−50
−50
= 25°C, for min/max values T
Figure 6. ICC 1.0 nF Load vs. Temperature
Symbol
Vramp
Rramp
Vlatch
Vskip
Iratio
Zout
Rup
Figure 4. VCC
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
0.93
2.69
Min
2.6
−
−
−
−
100 kHz
OFF
133 kHz
65 kHz
50
J
50
= 0°C to +125°C,
vs. Temperature
3.10
Typ
3.3
1.1
2.9
19
27
19
100
100
Max
1.26
3.42
3.2
−
−
−
−
Unit
kW
kW
kW
−
V
V
V
150
150