RF4278-000 | Littelfuse
PTC fuse, resettable, radial, 60 V (DC), 3 A, 290 mA (trip), 145 mA (hold), RF4278-000
Unit Price (€ / pc.)
0.7378 € *
Available: 0 pcs.
Leadtime: 11 Weeks **
PTC fuse, RF4278-000, LITTELFUSE
A telecommunication and networking device that helps meet the growing demand for resettable overcurrent protection. The product helps provide protection against damage caused by power cross and power induction surges as defined in ITU, Telcordia GR1089 and IEC 62368-1.
Features
- Fast time-to-trip
- Low parasitic capacitance/flat impedance with frequency
- Recognized to UL 1434, approved to CSA TIL No. CA-3A and EN 60730-1
Applications
- Modems
- Phone sets
- Fax machines
- Phone wall outlets
- Alarm systems
- PBX systems
- MDF modules
- T1/E1 equipment
- Analog and digital line cards
- xDSL modems and splitters
- Powered ethernet systems
- VoIP (Voice over Internet Protocol) equipment
- LAN, WAN equipment
- Customer premise equipment
- Access network hardware
Technical specifications
| Activation time | 1.5 s | |
| Trigger current | 290 mA | |
| Design | radial | |
| max. holding current | 145 mA | |
| Rated voltage (DC) | 60 V | |
| Rated current | 3 A |
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Logistics
| Country of origin | CN |
| Customs tariff number | 85332900 |
Compliance
| RoHS conform | Yes |
| Date of RoHS guidelines | 3/31/15 |
| SVHC free | Yes |
