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PTC Resettable Fuses

Review PTC Resettable Fuses Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.

Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Product Status Type Voltage - Max Current - Hold (Ih) (Max) Current - Trip (It) Current - Max Time to Trip Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Resistance - 25°C (Typ) Operating Temperature Grade Qualification Ratings Mounting Type Size / Dimension Height - Seated (Max) Thickness (Max) Lead Spacing
1812L050/60MR Littelfuse Inc.

1812L050/60MR

PTC RESET FUSE 60V 500MA 1812

Littelfuse Inc.

20,951
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Active Polymeric 60V 500 mA 1 A 10 A 150 ms 150 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.071" (1.80mm) -
TSL250-080F-2 Littelfuse Inc.

TSL250-080F-2

PTC RESET FUSE 80V 80MA 2SMD

Littelfuse Inc.

17,158
Datasheet 2-SMD PolySwitch®, TSL250 Tape & Reel (TR) Active Polymeric 80V (250V Int) 80 mA 240 mA 3 A 800 ms 5 Ohms 20 Ohms - -40°C ~ 85°C - - - Surface Mount 0.287" L x 0.199" W (7.30mm x 5.05mm) - 0.146" (3.70mm) -
1206L110/16WR Littelfuse Inc.

1206L110/16WR

PTC RESET FUSE 16V 1.1A 1206

Littelfuse Inc.

4,790
Datasheet 1206 (3216 Metric), Concave POLY-FUSE®, 1206L Tape & Reel (TR) Active Polymeric 16V 1.1 A 2.2 A 100 A 100 ms 40 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.030" (0.75mm) -
1210L075/24PR Littelfuse Inc.

1210L075/24PR

PTC RESET FUSE 24V 750MA 1210

Littelfuse Inc.

2,137
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 24V 750 mA 1.5 A 100 A 100 ms 130 mOhms 400 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.071" (1.80mm) -
250S130DR Littelfuse Inc.

250S130DR

PTC RESET FUSE 60V 130MA 2SMD

Littelfuse Inc.

1,837
Datasheet 2-SMD POLY-FUSE®, 250S Tape & Reel (TR) Active Polymeric 60V (250V Int) 130 mA 260 mA 3 A 4 s 4 Ohms 20 Ohms - -40°C ~ 85°C - - - Surface Mount 0.370" L x 0.291" W (9.40mm x 7.40mm) - 0.146" (3.70mm) -
1210L110/16WR Littelfuse Inc.

1210L110/16WR

PTC RESET FUSE 16V 1.1A 1210

Littelfuse Inc.

33,730
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 16V 1.1 A 2.2 A 100 A 100 ms 60 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.049" (1.25mm) -
1210L150/16WR Littelfuse Inc.

1210L150/16WR

PTC RESET FUSE 16V 1.5A 1210

Littelfuse Inc.

34,601
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 16V 1.5 A 3 A 100 A 300 ms 40 mOhms 110 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.042" (1.07mm) -
1812L050/30PR Littelfuse Inc.

1812L050/30PR

PTC RESET FUSE 30V 500MA 1812

Littelfuse Inc.

18,281
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Active Polymeric 30V 500 mA 1 A 100 A 150 ms 150 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.039" (1.00mm) -
1210L050/30WR Littelfuse Inc.

1210L050/30WR

PTC RESET FUSE 30V 500MA 1210

Littelfuse Inc.

11,587
Datasheet 1210 (3225 Metric), Concave POLY-FUSE®, 1210L Tape & Reel (TR) Active Polymeric 30V 500 mA 1 A 40 A 150 ms 220 mOhms 900 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.049" (1.25mm) -
SRP420F Littelfuse Inc.

SRP420F

PTC RESET FUSE 30V 4.2A STRAP

Littelfuse Inc.

9,427
Datasheet Strap PolySwitch®, SRP Bulk Active Polymeric 30V 4.2 A 7.6 A 100 A 6 s 12 mOhms 40 mOhms - -40°C ~ 85°C - - - User Defined 1.240" L x 0.522" W (31.50mm x 13.25mm) - 0.043" (1.10mm) -
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FAQ

Frequently Asked Questions

What are PTC Resettable Fuses components used for?

PTC Resettable Fuses components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right PTC Resettable Fuses part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find PTC Resettable Fuses parts?

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