RF30-185 30V 1.85A Polymer Pptc Resettable Fuse With UL For Router
Positive Temperature Coefficient (PTC) Data Sheet
RF30-185
Product Dimensions (mm)
| A | B | C | D | E | |||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max |
| - | 10.2 | - | 15.7 | 4.5 | 5.5 | 7.6 | - | - | 3.0 |
PERFORMANCE RANTINGS
| IH | IT | Vmax | I max | PD TYP | Maximum Time to Trip | Resistance(Ω) | |||
| (A) | (A) | (Vdc) | (A) | (W) | Current(A) | Time(Sec) | Rmin | Rmax | R1max |
| 1.85 | 3.7 | 30 | 40 | 1.0 | 9.25 | 8.7 | 0.03 | 0.06 | 0.09 |
IH: Hold current: maximum current device will pass without interruption in 20℃ still air unless otherwise specified .
IT: Trip current: minimum current at which the device will be tripping in 20℃ .
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 20℃ prior to tripping..
RMAX: Maximum resistance of device at 20℃ prior to tripping..
R1max:The maximum resistance of the device at 20℃ 1 hour after being tripped.
Thermal Derating Chart-IH(A)
| Part No | Maximum ambient operating temperatures(℃) | |||||||||
| -40 | -20 | 0 | 20 | 25 | 40 | 50 | 60 | 70 | 85 | |
| RF30-185 | 2.87 | 2.59 | 2.28 | 1.85 | 1.81 | 1.63 | 1.52 | 1.33 | 1.21 | 1.05 |
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