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