| Model Number |
| TRF250-145 |
RKEF400-2 |
| Model Name |
| Littelfuse TRF250-145 |
Littelfuse RKEF400-2 |
| Category |
| Resettable Fuses |
Resettable Fuses |
| Brand |
| Littelfuse |
Littelfuse |
| Description |
| 60V 145mA 3A 290mA Plugin Resettable Fuses ROHS |
60V 4A 40A 8A Plugin Resettable Fuses ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.253 grams / 0.008924 oz |
0.387 grams / 0.013651 oz |
| Package / Case |
| Plugin |
Plugin |
| Package / Arrange |
| Bag-packed |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Operating Voltage (Max) |
| 60V |
60V |
| Hold Current |
| 145mA |
4A |
| Current Rating (Max) |
| 3A |
40A |
| Operating Temperature |
| -40℃~+85℃ |
-40℃~+85℃ |
| Trip Current |
| 290mA |
8A |
| Resistance - Initial (Ri) (Min) |
| 3Ω |
14mΩ |
| Maximum Time to Trip |
| 5s |
24s |
| Resistance - Post Trip (R1) (Max) |
| 14Ω |
60mΩ |
