PPTC RF250-1200 250V 1.2A Tape Polyswitch Resettable Fuse For Blender
Positive Temperature Coefficient (PTC) Data Sheet
RF250-1200
Product Dimensions (mm)
|
A |
B |
C |
D |
E |
|||||
|
Min |
Max |
Min |
Max |
Min |
Max |
Min |
Max |
Min |
Max |
|
- |
16.0 |
- |
23.0 |
4.5 |
5.5 |
5.0 |
- |
- |
4.5 |
PERFORMANCE RANTINGS
|
IH |
IT |
Vmax |
I max |
PD TYP |
Time to Trip |
Resistance(Ω) |
|||
|
(A) |
(A) |
(Vdc) |
(A) |
(W) |
Current(A) |
Time(Sec) |
Rmin |
Rmax |
R1max |
|
1.2 |
2.40 |
250 |
10.0 |
5.0 |
2.4 |
60 |
0.25 |
0.50 |
1.00 |
IH: Hold current: maximum current device will pass without interruption in 25℃ still air unless otherwise specified .
IT: Trip current: minimum current at which the device will be tripping in 25℃ .
IMAX: Maximum current device can withstand without damage at rated voltage.
Vmax: Maximum voltage device can withstand without damage at rated current.
Pd: Typical Power dissipation: Typical amount of dissipated by the device when in state air environment.
RMIN: Minimum resistance of device as 25℃ prior to tripping..
RMAX: Maximum resistance of device at 25℃ prior to tripping..
R1max:The maximum resistance of the device at 25℃ 1 hour after being tripped.
Thermal Derating Chart-IH(A)
|
Part No |
Maximum ambient operating temperatures(℃) |
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|
-40 |
-20 |
0 |
20 |
25 |
40 |
50 |
60 |
70 |
85 |
|
|
RF250-1200 |
1.86 |
1.65 |
1.41 |
1.27 |
1.20 |
0.99 |
0.87 |
0.76 |
0.66 |
0.49 |
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