EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
TRF250-110U Real Image
Same model may have multiple batches, images only for reference.

TRF250-110U

Part No TRF250-110U
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC RESET FUSE 60V 110MA RADIAL / Polymeric PTC Resettable Fuse 60V (250V Int) 110 mA Ih Through Hole Radial, Disc
Datasheet
TRF250-110U Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Circuit Protection>PTC Resettable Fuses
Mfr Littelfuse Inc.
Series PolySwitch®, TRF250
Package Bag
Type Polymeric
Voltage - Max 60V (250V Int)
Current - Max 3 A
Current - Hold (Ih) (Max) 110 mA
Current - Trip (It) 220 mA
Time to Trip 1.2 s
Resistance - Initial (Ri) (Min) 5 Ohms
Resistance - Post Trip (R1) (Max) 16 Ohms
Temperature Range - Operating -40°C ~ 85°C
Mounting Type Through Hole
Package / Case Radial, Disc
Dimension 0.209" Dia x 0.150" T (5.30mm x 3.80mm)
Height - Seated (Max) 0.370" (9.40mm)
Lead Spacing 0.197" (5.00mm)
Approval Agency CSA, TUV, UL
MSL Level 1 (Unlimited)
ECCN EAR99
HTSUS 8533.40.8070
Other Names -TRF250-110U,RF0126-000
Standard Package 500
Win Source Part Number 968212-TRF250-110U
Ultra Librarian 3D Model Ultra Librarian TRF250-110U CAD Model

Description

The PolySwitch TRF250 is a polymeric PTC resettable fuse designed for circuit protection applications.

  • Product: PolySwitch TRF250
  • Type: Polymeric PTC Resettable Fuse
  • Application: Circuit Protection
  • Maximum Voltage: 60V
  • Maximum Current: 3A
  • Current Hold: 110mA
  • Current Trip: 220mA
  • Time to Trip: 1.2 seconds
  • Mounting: Through Hole
  • Package/Case: Radial, Disc
  • Temperature Range: -40°C ~ 85°C
  • Dimension: 0.209" Dia x 0.150" T (5.30mm x 3.80mm)
  • Initial Resistance: 5 Ohms
  • Post-Trip Resistance: 16 Ohms
  • Approvals: CSA, TUV, and UL

You May Also Be Interested in

TRF250-120US-2 Littelfuse Inc.
TRF250-120US-2
Littelfuse Inc.
PTC RESET FUSE 60V 120MA RADIAL
Need more? Email Us
MINIASMDC260F/12-2 Littelfuse Inc. – Price, Stock & Datasheet
MINIASMDC260F/12-2
Littelfuse Inc.
Polymeric PTC Resettable Fuse 12V 2.6 A Ih Surface Mount 1812 (4532 Metric), Concave
Need more? Email Us
NANOSMD175LR-E TE Connectivity
NANOSMD175LR-E
Littelfuse Inc.
PTC RESET FUSE 6V 1.75A 1206 / PTC Resettable Fuse Ih
Need more? Email Us
Picture of FSMD110-16-1206R
FSMD110-16-1206R
RFE/Fuzetec
PTC Resettable Fuse 16V 1.1 A Ih Surface Mount 1206 (3216 Metric), Concave
Lowest to $0.0830
PTGL12AS0R8K2B51B0 Real Image
PTGL12AS0R8K2B51B0
Murata Electronics North America
PTC RESET FUSE 30V 867MA RADIAL
Lowest to $1.7042
Picture of PSR-28615
PSR-28615
Littelfuse Inc.
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
Need more? Email Us
B59975C0120A070 EPCOS - TDK Electronics
B59975C0120A070
EPCOS (TDK)
PTC RESET FUSE 30V 450MA RADIAL
Lowest to $0.7277
PTGL16AR5R6M6C01B0 Murata Electronics North America
PTGL16AR5R6M6C01B0
Murata Electronics North America
THERMISTOR PTC 140V 5.6 OHM 120C
Need more? Email Us
Picture of MINISMDC050F-02
MINISMDC050F-02
Littelfuse Inc.
PTC RESET FUSE 24V 500MA 1812
Lowest to $0.4543

Top Sellers

ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.6527
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579

Pricing & Ordering

Quantity Unit Price Ext. Price
2,085+ $0.0277 $57.7545
5,000+ $0.0231 $115.5000
7,895+ $0.0219 $172.9005
11,115+ $0.0208 $231.1920
13,890+ $0.0208 $288.9120
18,750+ $0.0185 $346.8750
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 6,150 pieces
MOQ: 2085 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess