
For Reference Only
Part Number | TRF250-055UT |
OEMstron Part # | TRF250-055UT |
Manufacturer | Littelfuse |
Category | Power › Circuit Protection › PTC Resettable Fuses |
Description | PTC RESET FUSE 60V 55MA RADIAL |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | TRF250-055UT PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 25 - Mar 2 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
TRF250-055UT Specifications
Part Number | TRF250-055UT | |
Brand | Littelfuse | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Power | |
Category | Circuit Protection | |
Subcategory | PTC Resettable Fuses | |
Manufacturer | Littelfuse Inc. | |
Series | PolySwitch®, TRF250 | |
Type | Polymeric | |
Voltage - Max | 60V (250V Int) | |
Current - Max | 3A | |
Current - Hold (Ih) (Max) | 55mA | |
Current - Trip (It) | 170mA | |
Time to Trip | 5s | |
Resistance - Initial (Ri) (Min) | 15 Ohms | |
Resistance - Post Trip (R1) (Max) | 35 Ohms | |
Resistance - 25°C (Typ) | - | |
Operating Temperature | -40°C ~ 85°C | |
Ratings | - | |
Mounting Type | Through Hole | |
Package / Case | Radial, Disc | |
Size / Dimension | 0.189" Dia x 0.150" T (4.80mm x 3.80mm) | |
Height - Seated (Max) | 0.366" (9.30mm) | |
Thickness (Max) | - | |
Lead Spacing | 0.200" (5.08mm) |
TRF250-055UT Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
TRF250-055UT D# V36:1790_18208461 Littelfuse Inc |
PTC Resettable Fuse 0.055A(hold) 0.17A(trip) 60VDC 0.6W 3s 15Ohm Radial 4.8 X 3.8mm Bulk RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
TRF250-055UT TE Connectivity |
TLINE - Bag |
Contact Us |
Part Number | Description | Stock |
TRF250-055UT D# TRF250-055UT-ND Littelfuse Inc |
PTC RESET FUSE 60V 55MA RADIAL |
508 In Stock |
Part Number | Description | Stock |
TRF250-055UT D# 650-TRF250-055UT Littelfuse Inc |
Resettable Fuses - PPTC 60V 3A 25Ohms RoHS: Compliant
|
346 |
Part Number | Description | Stock |
TRF250055UT TE Connectivity |
OEM/CM ONLY |
603 |
The Products You May Be Interested In
![]() |
MF-RHT750-AP | PTC RESET FUSE 16V 7.5A RADIAL | 434 More on Order |
![]() |
MF-R900-2 | PTC RESET FUSE 30V 9A RADIAL | 2025 More on Order |
![]() |
PFRA.065 | PTC RESET FUSE 60V 650MA RADIAL | 713 More on Order |
![]() |
PTGL10AR3R9M3B51A0 | PTC RESET FUSE 48WFQFN | 491 More on Order |
![]() |
MF-SM075/60-2-99 | PTC RESET FUSE 60V 750MA 2SMD | 250 More on Order |
![]() |
B59965C0160A054 | PTC RESET FUSE 20V 700MA RADIAL | 443 More on Order |
![]() |
MF-RX135/72-2 | PTC RESET FUSE 72V 1.35A RADIAL | 280 More on Order |
![]() |
0ZRB0500FF1A | PTC RESET FUSE 30V 5A RADIAL | 424 More on Order |
![]() |
RKEF500-1 | PTC RESET FUSE 60V 5A RADIAL | 1359 More on Order |
![]() |
CMF-SD35-2 | PTC RESET FUSE 230V 100MA 4SMD | 153 More on Order |
![]() |
SMD1812P075TSA/24 | PTC RESET FUSE 24V 750MA 1812 | 416 More on Order |
![]() |
0ZCG0075FF2C | PTC RESET FUSE 16V 750MA 1812 | 347002 More on Order |
Quick Inquiry
In Stock | 1,254 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
2500 | $ 0.0000 | $ 0.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
Contact Us
- CALL US
86-755-83232896
- SKYPE
- Message
Please feel free to contact us for details.