TRF250-120T
TRF250-120T is Radial Leaded Resettable PPTC manufactured by Littelfuse.
- Part of the TRF250-055T comparator family.
- Part of the TRF250-055T comparator family.
Description
Our Poly Switch® families of telemunications and networking devices help meet the growing demand for resettable overcurrent protection. These product families help provide protection against damage caused by power cross and power induction surges as defined in ITU, Telcordia GR1089 and IEC 62368-1. Our offering includes chip, surface-mount and radial-leaded configurations.
Applications
Networking Machines and Systems
- Modems
- Phone sets
- Fax machines
- Phone wall outlets
- Alarm systems
- PBX systems
- MDF modules
- T1/E1 equipment
- Analog and digital line cards
- x DSL modems and splitters
- Powered Ethernet systems
- Vo IP (Voice over Internet
Protocol) equipment
- LAN, WAN equipment
- Customer premise equipment
- Access network hardware
Features
& Benefits
- Resettable overcurrent protection
- Fast time-to-trip
- Resistance sorted and matched devices available
- Low parasitic capacitance/flat impedance with frequency
- Recognized to UL 1434, approved to CSA TIL No. CA-3A and EN
60730-1.
Electrical Characteristics
Part Number
Ordering
Part Number
(A)
VMAX Operating Interrupt
IMAX Interrupt
PD Typ
Max Time-to-trip
RMIN...
