Datasheets
TRF250-145T by:
Littelfuse Inc
Littelfuse Inc
TE Connectivity
Not Found

PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT

Part Details for TRF250-145T by Littelfuse Inc

Results Overview of TRF250-145T by Littelfuse Inc

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Applications Education and Research Industrial Automation Electronic Manufacturing

TRF250-145T Information

TRF250-145T by Littelfuse Inc is a Non-linear Resistor.
Non-linear Resistors are under the broader part category of Resistors.

Resistors are passive components that work by limiting electron flow in a circuit. They are available as fixed or as variable (potentionmeters). Read more about Resistors on our Resistors part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
RJE4A1881145T Amphenol Communications Solutions Modular Jack - 8P8C, Vertical, Cat6A, THR, No Panel Stops, Single Port, Shield With Side EMI Tabs, With LEDs, Tape and Reel Packaging
10127721-145TLF Amphenol Communications Solutions Minitek® Pwr 3.0, Dual Row, Vertical Through Hole Header, 14 Position, 3.2mm Straight Tail (G/F on contact) plating, Non GW Compatible LCP, Black Color,Tape and Reel without cap.

Price & Stock for TRF250-145T

Part # Distributor Description Stock Price Buy
DISTI # TRF250-145T-ND
DigiKey PTC RESET FUSE 60V 145MA RADIAL Min Qty: 1 Lead time: 15 Weeks Container: Bag 480
In Stock
  • 1 $0.9900
  • 5 $0.9600
  • 10 $0.8990
  • 50 $0.7436
  • 100 $0.6197
  • 250 $0.6042
  • 500 $0.5113
  • 1,000 $0.4493
  • 5,000 $0.4028
$0.4028 / $0.9900 Buy Now
DISTI # 650-TRF250-145T
Mouser Electronics Resettable Fuses - PPTC 14 Ohms 3 A 60 VDC - 40 C+ 85 C RoHS: Compliant 0
  • 1 $0.9300
  • 10 $0.8500
  • 25 $0.7400
  • 100 $0.5860
  • 250 $0.5710
  • 500 $0.4950
  • 1,000 $0.4340
  • 2,500 $0.4250
  • 5,000 $0.4020
$0.4020 / $0.9300 Order Now
Future Electronics   RoHS: Compliant pbFree: Yes Min Qty: 500 Package Multiple: 500 Lead time: 12 Weeks Container: Bulk 0
Bulk
  • 500 $0.4100
$0.4100 Buy Now
DISTI # 000000000002135396
Sager Resettable Fuses - PPTC Min Qty: 500 0
  • 500 $0.5578
  • 1,000 $0.5200
  • 1,500 $0.4948
  • 3,500 $0.4720
$0.4720 / $0.5578 Buy Now

Part Details for TRF250-145T

TRF250-145T Part Data Attributes

TRF250-145T Littelfuse Inc
Buy Now Datasheet
Compare Parts:
TRF250-145T Littelfuse Inc PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED, ROHS COMPLIANT
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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer LITTELFUSE INC
Package Description RADIAL LEADED
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8533.40.80.70
Samacsys Manufacturer LITTELFUSE
Additional Feature RMAX:7.5 OHMS AT 20 DEG CEL
Circuit RMS Voltage-Max 250 V
JESD-609 Code e3
Mounting Feature THROUGH HOLE MOUNT
Number of Terminals 2
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Height 11 mm
Package Length 6.5 mm
Package Shape DISK PACKAGE
Package Style Radial
Package Width 4.6 mm
Packing Method BULK
Resistance 5.4 Ω
Resistor Type PTC RESETTABLE FUSE
Surface Mount NO
Terminal Finish TIN
Terminal Placement RADIAL
Terminal Shape WIRE
Thermistor Application OVERCURRENT PROTECTION
Working Voltage 60 V

TRF250-145T Related Parts

TRF250-145T Frequently Asked Questions (FAQ)

  • A good PCB layout for the TRF250-145T should ensure that the fuse is placed in a location that allows for good heat dissipation, and that the traces carrying high currents are wide and short to minimize resistance and inductance. Additionally, the PCB should be designed to minimize electromagnetic interference (EMI) and ensure that the fuse is not subjected to mechanical stress or vibration.

  • To select the correct fuse rating, you need to consider the maximum current that your circuit can handle, the voltage rating, and the type of fault protection required (e.g., overcurrent, overvoltage, or short-circuit). You should also consider the ambient temperature, the fuse's melting integral (I²t), and the fault-clearing time. Consult the datasheet and application notes for guidance, and consider consulting with a qualified engineer or the manufacturer's technical support team if needed.

  • Yes, the TRF250-145T is designed to meet the requirements of high-reliability and safety-critical applications. It is built with high-quality materials and has undergone rigorous testing to ensure its performance and reliability. However, it is essential to follow proper design and installation guidelines, and to consult with the manufacturer's technical support team to ensure that the fuse meets the specific requirements of your application.

  • To ensure proper installation and security, follow the manufacturer's recommended mounting and soldering procedures. Use a suitable PCB footprint and ensure that the fuse is securely fastened to the board using the recommended screws or adhesives. Avoid applying excessive mechanical stress or vibration to the fuse, and ensure that the PCB is designed to minimize thermal stress and warpage.

  • The TRF250-145T is designed to meet various environmental and regulatory requirements, including RoHS, REACH, and UL. However, it is essential to ensure that your application meets the relevant environmental and regulatory requirements, such as operating temperature range, humidity, and vibration. Consult the datasheet and manufacturer's documentation for specific information, and ensure that your design complies with relevant industry standards and regulations.