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NCP1288BD65R2G

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39
NCP1288
http://onsemi.com
10
TYPICAL PERFORMANCE CHARACTERISTICS
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
8
10
12
14
16
V
DRV(clamp)
, DRIVER CLAMP VOLTAGE
(V)
Figure 16. Driver Clamp Voltage vs. Junction
Temperature
Figure 17. Current Sense Voltage Thresholds
vs. Junction Temperature
Figure 18. Leading Edge Blanking Time vs.
Junction Temperature
Figure 19. Current Sense Propagation Delay
vs. Junction Temperature
Figure 20. Soft−Start Period vs. Junction
Temperature
7550−25
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
0.60
0.65
0.70
0.75
0.85
V
CS
, CURRENT SENSE VOLTAGE
THRESHOLDS (V)
7550−25
9
11
13
15
17
18
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
200
220
240
260
280
t
LEB
, LEADING EDGE BLANKING TIME (ns)
7550−25
0.80
210
230
250
270
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
0
20
40
60
t
delay
, CURRENT SENSE PROPAGATION
DELAY (ns)
7550−25
10
30
50
70
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
1.5
2.0
2.5
3.0
4.5
t
START
, SOFT−START PERIOD (ms)
7550−25
3.5
4.0
T
J
, JUNCTION TEMPERATURE (°C)
15
0
125100250−50
90
100
110
120
135
I
OPC(max)
, OVERPOWER COMPENSA-
TION CURRENT (mA)
7550−25
95
105
115
125
1.00
0.90
80
6.0
5.0
0.95
V
ILIM
V
CS(stop)
290
310
300
320
Figure 21. Overpower Compensation Current vs.
Junction Temperature
1.10
1.05
90
110
130
100
120
140
150
5.5
130
NCP1288
http://onsemi.com
11
TYPICAL PERFORMANCE CHARACTERISTICS
T
J
, JUNCTION TEMPERATURE (°C)
150
125100250−50
4.84
4.88
4.92
4.96
5.00
V
FB(OPC)
, OPC VOLTAGE THRESHOLDS (V)
Figure 22. OPC FB Thresholds vs. Junction
Temperature
Figure 23. OPC Watchdog Time Thresholds vs.
Junction Temperature
Figure 24. FB to CS Ratio vs. Junction
Temperature
Figure 25. FB Pull−up Resistor vs. Junction
Temperature
Figure 26. FB Pull−up Voltage vs. Junction
Temperature
7550−25
T
J
, JUNCTION TEMPERATURE (°C)
15
0
125100250−50
30
31
32
33
35
t
WD
, OPC WATCHDOG TIME (ms)
7550−25
4.86
4.90
4.94
4.98
T
J
, JUNCTION TEMPERATURE (°C)
150
125100250−50
1.10
1.20
1.30
1.40
1.50
K
FB
, FB TO CS RATIO
7550−25
34
1.15
1.25
1.35
1.45
T
J
, JUNCTION TEMPERATURE (°C)
15
0
125100250−50
15
17
19
21
R
FB(up)
, FB PULL−UP RESISTOR (kW)
7550−25
16
18
20
22
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
4.3
4.4
4.5
4.6
4.9
V
FB(ref)
, FB PULL−UP VOLTAGE (V)
7550−25
4.7
4.8
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
76
80
84
88
96
t
fault
, OVERLOAD TIMER DURATION
(ms)
7550−25
78
82
86
90
38
36
23
5.2
5.0
37
V
FB(OPCE)
V
FB(OPC)
1.55
1.65
1.60
1.70
Figure 27. Overload Timer Duration vs. Junction
Temperature
41
39
24
26
25
27
5.1
92
1.75
1.80
40
5.3
5.6
5.4
5.5
94
NCP1288
http://onsemi.com
12
TYPICAL PERFORMANCE CHARACTERISTICS
150
t
autorec
, AUTORECOVERY TIMER DURATION (s)
Figure 28. Autorecovery Timer Duration vs.
Junction Temperature
Figure 29. Brown−Out Detection Timer
Duration vs. Junction Temperature
Figure 30. FB Thresholds for Frequency
Foldback vs. Junction Temperature
T
J
, JUNCTION TEMPERATURE (°C)
15
0
125100250−50
58
59
60
61
63
t
HV
, BO DETECTION TIMER DURATION
(ms)
7550−25
T
J
, JUNCTION TEMPERATURE (°C)
125100250−50
1.26
1.30
1.34
1.38
1.42
7550−25
62
1.28
1.32
1.36
1.40
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
0.80
0.85
0.90
0.95
1.10
V
FB(fold)
, FB FOLDBACK THRESHOLDS (V)
7550−25
1.00
1.05
T
J
, JUNCTION TEMPERATURE (°C)
150125100250−50
23.0
24.0
25.0
26.0
28.0
f
OSC(min)
, MINIMUM SWITCHING FRE-
QUENCY (ms)
7550−25
23.5
24.5
25.5
26.5
66
64
1.25
1.15
65
V
FB(endfold)
V
FB(fold)
1.44
1.48
1.46
1.50
Figure 31. Minimum Switching Frequency vs.
Junction Temperature
69
67
1.20
27.0
1.52
1.54
68
1.30
1.45
1.35
1.40
27.5
71
70
1.55
1.50
30.0
28.5
29.0
29.5
150
V
Skip
, SKIP THRESHOLDS (V)
Figure 32. Skip Thresholds vs. Junction
Temperature
Figure 33. Soft−Skip Timer Duration vs.
Junction Temperature
T
J
, JUNCTION TEMPERATURE (°C)
15
0
125100250−50
70
75
80
85
95
t
SSKIP
, SOFT−SKIP TIMER DURATION (ms)
7550−25
T
J
, JUNCTION TEMPERATURE (°C)
125100250−50
0.64
0.68
0.72
0.76
0.80
7550−25
90
0.66
0.70
0.74
0.78
110
100
105
V
skip(in)
V
skip(out)
0.82
0.86
0.84
125
115
120
135
130
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39

NCP1288BD65R2G

Mfr. #:
Buy NCP1288BD65R2G
Manufacturer:
ON Semiconductor
Description:
Switching Controllers NODSS AUTOR SOCP 65KHZ
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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