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A250 PPTC Resettable Fuse

The JDTFUSE A250 Series is designed to protectagainst short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet theprotection requirements specified in ITU K.20 and K.21.

  • Brand： JDT FUSE
  • Classification： DIP PTC
  • Voltage： 250V
  • Current： 0.03A-2A

Electrical properties


Model
I hold
I trip
Vmax
Vmax
Imax　
Pd typ.
Current
Time

Rimin

Rimax

R1max

(A)
(A)
(Vdc)
(Vrms)
(A)
(W)
(A)
(Sec)
(Ω)
(Ω)
(Ω)
A250-030
0.03
0.06
60
250
3.0
1.00
0.15
0.40
40.0
120
180.0
A250-040
0.04
0.08
60
250
3.0
1.00
0.20
0.45
30.0
65
100
A250-050
0.05
0.10
60
250
3.0
1.00
0.25
0.45
24.0
60
90
A250-060
0.06
0.12
60
250
3.0
1.00
0.30
0.50
20.0
60
90
A250-080
0.08
0.16
60
250
3.0
1.00
0.40
3.00
12.0
22
33
A250-090
0.09
0.18
60
250
3.0
1.00
0.45
3.00
10.0
20
31
A250-110
0.11
0.22
60
250
3.0
1.00
0.50
0.75
6.00
12
18
A250-120
0.12
0.24
60
250
3.0
1.00
0.60
0.75
6.00
12
18
A250-145
0.145
0.29
60
250
3.0
1.00
0.725
2.50
3.50
6.5
14
A250-180
0.18
0.36
60
250
10.0
1.00
0.90
15.0
0.80
4.0
6.0
A250-200
0.20
0.40
60
250
10.0
1.50
1.00
15.0
1.50
6.0
9.0
A250-300
0.30
0.60
60
250
10.0
1.50
1.50
1.50
1.00
5.0
9.0
A250-400
0.40
0.80
60
250
10.0
2.50
2.00
10.0
0.75
3.0
6.0
A250-500
0.50
1.00
60
250
10.0
2.50
2.50
1.50
0.50
2.5
5.0
A250-600
0.60
1.20
60
250
10.0
3.00
3.00
10.0
0.5
2.0
5.0
A250-800
0.80
1.60
60
250
10.0
3.50
4.00
8.00
0.45
1.0
3.0
A250-1000
1.00
2.00
60
250
10.0
4.00
5.00
10.0
0.28
0.8
2.5


JDTFUSE

Model
A
B
C
D
E
FIG

Max.
Max.
Typ.
Min.
Max.
A250-030
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-040
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-050
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-060
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-080
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-090
7.4
12.7
5.1±0.5
7.6
4.5
1
A250-110
7.0
12.6
5.1±0.5
7.6
4.5
2
A250-120
7.0
12.6
5.1±0.5
7.6
4.5
2
A250-145
7.0
12.6
5.1±0.5
7.6
4.5
2
A250-180
9.0
11.0
5.1±0.5
7.6
4.5
1
A250-200
12
17.0
5.1±0.5
7.6
4.5
1
A250-300
12
17.0
5.1±0.5
7.6
4.5
1
A250-400
12
17.0
5.1±0.5
7.6
4.5
1
A250-500
16
18.0
5.1±0.5
7.6
4.5
3
A250-600
16
18.0
5.1±0.5
7.6
4.5
3
A250-800
20
22.0
5.1±0.5
7.6
4.5
3
A250-1000
20
22.0
5.1±0.5
7.6
4.5
3


JDTFUSERoHS

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