TSL250-080F-2 PTC resettable fuse from Littelfuse, rated for 80V DC and 80mA hold current. Surface mount in a 2-SMD package with fast trip time of 0.8 seconds at 1A.
Mfr Part #:

TSL250-080F-2

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
PTC resettable fuse from Littelfuse, rated for 80V DC and 80mA hold current. Surface mount in a 2-SMD package with fast trip time of 0.8 seconds at 1A.
✓ Total Stock: 9 pcs
$ Price Range: $0.45 - $1.11

TSL250-080F-2 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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9 pcs
9 pcs On Request 1 On Request On Request On Request On Request On Request

TSL250-080F-2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Length
Mounting Type
Operating Temperature
Resistance
SVHC Present
Tape & Reel
Thickness (Max)
Time to Trip
Type
Voltage
Width

TSL250-080F-2 Description

Short technical summary and product information.

The Littelfuse TSL250-080F-2 is a PolySwitch PTC resettable overcurrent protection device designed for surface mount applications. It is rated for 80V DC operating voltage with a hold current of 80mA at 20°C (derated to 44mA at 70°C) and an interrupt current of 3A RMS. Tripped state power dissipation is 1.2W typical.

 

Resistance characteristics include an initial resistance range of 5Ω to 11Ω and a post-trip maximum resistance of 20Ω measured one hour after trip. Time to trip is typically 0.8 seconds at 1A and 20°C. The device also meets lightning withstand requirements per Telcordia GR1089 intrabuilding (2 hits, 2/10µs, 1500V, 100A).

 

The TSL250-080F-2 is housed in a 2-SMD package with maximum dimensions of 7.9mm x 5.3mm x 3.7mm. Terminals are tin plated brass. Operating temperature range is -40°C to 85°C. The device is RoHS compliant, Pb-Free, and ELV compliant.

 

This polymeric PTC fuse is suitable for overcurrent protection in telecom, networking, industrial control, and general electronics where resettable protection is required. Its compact surface mount package enables automated assembly.

TSL250-080F-2 Quick Information

Product Type: PTC Resettable Fuse
Series: TSL250
Canonical Name: Littelfuse TSL250-080F-2 PolySwitch PTC Resettable Fuse
Subcategory: Polymeric PTC

TSL250-080F-2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Pb-Free

TSL250-080F-2 Estimated Pricing

Qty Low High
1+ $1.11 $1.11
10+ $0.98 $0.98
50+ $0.82 $0.82
100+ $0.75 $0.75
250+ $0.68 $0.68
500+ $0.64 $0.64
1,500+ $0.49 $0.49
3,000+ $0.45 $0.45

Estimated market price range - modelled values for guidance only, not live distributor offers.

TSL250-080F-2 Features

  • Polymeric PTC resettable overcurrent protection device.
  • Rated for 80V DC operation and 80mA hold current.
  • Fast trip time of 0.8 seconds at 1A.
  • Surface mount 2-SMD package with tin plated brass terminals.
  • RoHS, Pb-Free, and ELV compliant.

TSL250-080F-2 Applications

  • Ideal for telecom and networking equipment overcurrent protection.
  • Used in industrial control and automation systems.
  • Suitable for battery and portable device protection circuits.

TSL250-080F-2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the hold current of the TSL250-080F-2?

80 mA at 20°C, derated to 44 mA at 70°C.

What is the maximum operating voltage?

80 V DC (fault voltage 250 V RMS).

What is the interrupt current rating?

3 A RMS.

What is the time to trip at 1A?

Typically 0.8 seconds at 20°C.

What is the package type?

Surface mount 2-SMD package.

What is the operating temperature range?

-40°C to 85°C.

Is the TSL250-080F-2 RoHS compliant?

Yes, RoHS compliant, Pb-Free, and ELV compliant.

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