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NCP1251ASN65T1G
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
NCP1251
www
.onsemi.com
7
TYPICAL CHARACTERISTICS
75
76
77
78
79
80
81
82
83
84
85
−50
−25
0
25
5
0
7
5
1
00
125
D
max
(%)
TEMPERA
TURE (
°
C)
Figure 3.
60
62
64
66
68
70
72
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 4.
F
SW
(kHz)
21
22
23
24
25
26
27
28
29
30
31
TEMPERA
TURE (
°
C)
Figure 5.
−50
−25
0
25
5
0
7
5
1
00
125
F
trans
(kHz)
140
190
240
290
340
390
440
−50
−25
0
25
5
0
7
5
1
00
12
5
TEMPERA
TURE (
°
C)
Figure 6.
F
_swing
(Hz)
0.71
0.73
0.75
0.77
0.79
0.81
0.83
0.85
0.87
0.89
TEMPERA
TURE (
°
C)
Figure 7.
V
limit
(mV)
−50
−25
0
25
5
0
7
5
1
00
125
190
240
290
340
390
440
490
140
V
Lskip
(mV)
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 8.
F
SW
= 65 kHz
NCP1251
www
.onsemi.com
8
TYPICAL CHARACTERISTICS
19
24
29
34
39
44
IOOP
O
(%)
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 9.
0.5
0.52
0.54
0.56
0.58
0.6
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 10.
IOOP
V
(V)
15.9
16.4
16.9
17.4
17.9
18.4
18.9
19.4
19.9
V
CC(ON)
(V)
TEMPERA
TURE (
°
C)
Figure 1
1.
−50
−25
0
25
5
0
7
5
1
00
125
8.1
8.3
8.5
8.7
8.9
9.1
9.3
9.5
V
CC(min)
(V)
TEMPERA
TURE (
°
C)
Figure 12.
−50
−25
0
25
5
0
7
5
1
00
125
5
6
7
8
9
10
11
12
13
14
TEMPERA
TURE (
°
C)
Figure 13.
−50
−25
0
25
5
0
7
5
1
00
125
V
CC(Hyst)
(V)
0
2
4
6
8
10
12
14
16
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 14.
I
CC1
(
m
A)
NCP1251
www
.onsemi.com
9
TYPICAL CHARACTERISTICS
0
0.5
1
1.5
2
TEMPERA
TURE (
°
C)
Figure 15.
I
CC2
(mA)
−50
−25
0
25
5
0
7
5
1
00
125
0
0.5
1
1.5
2
2.5
−50
−25
0
25
5
0
7
5
1
00
125
TEMPERA
TURE (
°
C)
Figure 16.
0
2
4
6
8
10
I
CC3
(mA)
V
zener
(V)
TEMPERA
TURE (
°
C)
Figure 17.
−50
−25
0
25
5
0
7
5
1
00
125
0
5
10
15
20
25
30
TEMPERA
TURE (
°
C)
Figure 18.
−50
−25
0
25
5
0
7
5
1
00
125
I
CCLatch
(
m
A)
90
140
190
240
290
340
390
T
leb
(V)
TEMPERA
TURE (
°
C)
Figure 19.
−50
−25
0
25
5
0
7
5
1
00
125
0
20
40
60
80
100
120
140
160
TEMPERA
TURE (
°
C)
Figure 20.
−50
−25
0
25
5
0
7
5
1
00
125
Req (k
W
)
F
SW
= 65 kHz
F
SW
= 65 kHz
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
NCP1251ASN65T1G
Mfr. #:
Buy NCP1251ASN65T1G
Manufacturer:
ON Semiconductor
Description:
Switching Controllers OCP OVP VCC LATCH
Lifecycle:
New from this manufacturer.
Delivery:
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