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NCP1271D65R2G

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
NCP1271
http://onsemi.com
7
TYPICAL CHARACTERISTICS
Figure 5. Output Gate Drive Resistance vs.
Temperature
Figure 6. Current Limit vs. Temperature
Figure 7. Soft−Start Duration vs. Temperature Figure 8. Leading Edge Blanking Time vs.
Temperature
TEMPERATURE (°C) TEMPERATURE (°C)
1251007550250−50
0
2
4
6
8
10
1251007550250−50
0.94
0.96
0.98
1.0
1.04
OUTPUT GATE DRIVE RESISTANCE (W)
CURRENT LIMIT (V)
Figure 9. Default Skip Level vs. Temperature Figure 10. Skip Pin Current vs. Temperature
TEMPERATURE (°C)
12
5
1007550250−50
0
100
200
300
LEADING EDGE BLANKING TIME (ns)
TEMPERATURE (°C)
1251007550250−50
1.00
1.10
1.20
1.30
1.40
DEFAULT SKIP LEVEL (V)
50
150
250
350
−25 −25
−25
−25
12
14
16
R
OH
R
OL
1.02
TEMPERATURE (°C)
1251007550250−50
0
2
4
6
SOFT−START DURATION (ms)
1
3
5
8
−25
7
TEMPERATURE (°C)
12
5
1007550250−50
35
36
37
38
39
40
41
SKIP PIN CURRENT (mA)
−25
42
43
44
45
NCP1271
http://onsemi.com
8
TYPICAL CHARACTERISTICS
Figure 11. Skip Level Reset Threshold vs.
Temperature
Figure 12. Transient Load Detection Level vs.
Temperature
TEMPERATURE (°C)
1251007550250−50
5.5
5.6
5.7
5.8
5.9
6.0
SKIP LEVEL RESET THRESHOLD (V)
Figure 13. Latch Protection Level vs.
Temperature
Figure 14. Fault Validation Time vs.
Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
12
5
1007550250−50
2.5
2.6
2.7
2.8
2.9
3.0
1251007550250−50
7.5
7.6
7.7
7.8
7.9
TRANSIENT LOAD DETECT LEVEL (V)
LATCH PROTECTION LEVEL (V)
Figure 15. Startup Inhibit Voltage vs.
Temperature
Figure 16. Startup Inhibit Current vs.
Temperature
TEMPERATURE (°C)
1251007550250−50
0
0.2
0.4
0.6
0.8
1.0
STARTUP INHIBIT VOLTAGE (V)
TEMPERATURE (°C)
1251007550250−50
0
50
100
150
200
250
STARTUP INHIBIT CURRENT (mA)
300
0.1
0.3
0.5
0.7
0.9
−25
−25
−25
−25
−25
8.0
8.1
8.2
8.3
8.4
8.5
V
CC
= 0 V
TEMPERATURE (°C)
1251007550250−50
100
105
110
115
120
FAULT VALIDATION TIME (ms)
−25
125
130
135
140
145
150
NCP1271
http://onsemi.com
9
TYPICAL CHARACTERISTICS
Figure 17. High Voltage Startup Current vs.
Temperature
Figure 18. Startup Current vs. V
CC
Voltage
TEMPERATURE (°C) V
CC
, SUPPLY VOLTAGE (V)
1251007550250−50
3.5
3.6
3.7
3.8
3.9
4.0
4.1
12108640
0
1
2
3
4
5
6
STARTUP CURRENT (mA)
STARTUP CURRENT (mA)
Figure 19. Startup Leakage Current vs.
Temperature
Figure 20. Minimum Startup Voltage vs.
Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
12
5
1007550250−50
15
17
19
21
23
25
1251007550250−50
0
2
4
6
8
MINIMUM STARTUP VOLTAGE (V)
SUPPLY VOLTAGE THRESHOLD (V)
Figure 21. Supply Voltage Thresholds vs.
Temperature
TEMPERATURE (°C)
12
5
1007550250−50
0
0.5
1.0
1.5
2.0
2.5
SUPPLY CURRENT (mA)
−25 2
−25
−25
−25
V
CC(reset)
V
CC(on)
4.2
4.3
4.4
4.5
16
18
20
22
24
10
12
14
V
CC(off)
V
CC(latch)
V
CC
= V
CC(on)
− 0.2 V
3.0
3.5
Figure 22. Supply Currents vs. Temperature
TEMPERATURE (°C)
1251007550250−50
0
5
10
15
20
25
30
STARTUP LEAKAGE CURRENT (mA)
−25
35
40
125°C
−40°C
25°C
I
CC1
(100 kHz)
I
CC2
I
CC3
I
CC1
(65 kHz)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

NCP1271D65R2G

Mfr. #:
Buy NCP1271D65R2G
Manufacturer:
ON Semiconductor
Description:
Switching Controllers ANA PMW CONTROLLER
Lifecycle:
New from this manufacturer.
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