| Model Number |
| RHEF450-2 |
72R040XU |
| Model Name |
| Littelfuse RHEF450-2 |
Littelfuse 72R040XU |
| Category |
| Resettable Fuses |
Resettable Fuses |
| Brand |
| Littelfuse |
Littelfuse |
| Description |
| 16V 4.5A 100A 7.8A Plugin Resettable Fuses ROHS |
72V 400mA 40A 800mA Plugin Resettable Fuses ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.001 grams / 0.000035 oz |
0.387 grams / 0.013651 oz |
| Package / Case |
| Plugin |
Plugin |
| Package / Arrange |
| Tape & Reel (TR) |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Operating Voltage (Max) |
| 16V |
72V |
| Hold Current |
| 4.5A |
400mA |
| Current Rating (Max) |
| 100A |
40A |
| Power Dissipation |
| 3.6W |
N/A |
| Operating Temperature |
| -40℃~+125℃ |
-40℃~+85℃ |
| Trip Current |
| 7.8A |
800mA |
| Resistance - Initial (Ri) (Min) |
| 22mΩ |
550mΩ |
| Maximum Time to Trip |
| 3s |
3.8s |
| Resistance - Post Trip (R1) (Max) |
| 54mΩ |
1.29Ω |
