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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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SMD1206P020TSAPTC RESET FUSE 16V 200MA 1206 |
7,792 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, SMD1206 | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 200 mA | 400 mA | 40 A | 50 ms | 600 mOhms | 2.5 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.030" (0.75mm) | - |
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SMD1206P025TSAPTC RESET FUSE 16V 250MA 1206 |
7,058 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, SMD1206 | Tape & Reel (TR) | Obsolete | Polymeric | 16V | 250 mA | 500 mA | 40 A | 80 ms | 550 mOhms | 2.3 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.030" (0.75mm) | - |
|
SRP350PTC RESET FUSE 30V 3.5A STRAP |
2,393 |
|
Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | Polymeric | 30V | 3.5 A | 6.3 A | 100 A | 3 s | 17 mOhms | 50 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.185" L x 0.522" W (30.10mm x 13.25mm) | - | 0.043" (1.10mm) | - |
|
LR4-170UFPTC RESET FUSE 15V 1.7A STRAP |
4,225 |
|
Datasheet | Strap | PolySwitch® | Bulk | Obsolete | Polymeric | 15V | 1.7 A | 3.4 A | 100 A | 5 s | 44 mOhms | 114 mOhms | - | - | - | - | - | User Defined | 0.787" L x 0.156" W (20.00mm x 3.95mm) | - | 0.028" (0.70mm) | - |
|
LR4-190LFPTC RESET FUSE 15V 1.9A STRAP |
3,945 |
|
Datasheet | Strap | PolySwitch®, LR4 | Bag | Obsolete | Polymeric | 15V | 1.9 A | 3.9 A | 100 A | 5 s | 39 mOhms | 102 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 1.161" L x 0.205" W (29.50mm x 5.20mm) | - | - | - |
|
TRF250-110UTPTC RESET FUSE 60V 110MA RADIAL |
3,431 |
|
Datasheet | Radial, Disc | PolySwitch®, TRF250 | Bag | Obsolete | Polymeric | 60V (250V Int) | 110 mA | 220 mA | 3 A | 1.2 s | 5 Ohms | 16 Ohms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.209" Dia x 0.150" T (5.30mm x 3.80mm) | 0.370" (9.40mm) | - | 0.197" (5.00mm) |
|
24LT100UPTC RESET FUSE 24V 1A STRAP |
7,995 |
|
Datasheet | Strap | POLY-FUSE®, LT | Bulk | Obsolete | Polymeric | 24V | 1 A | 2.5 A | 100 A | 7 s | 70 mOhms | 260 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.866" L x 0.199" W (22.00mm x 5.05mm) | - | 0.039" (1.00mm) | - |
|
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SRP420PTC RESET FUSE 30V 4.2A STRAP |
6,225 |
|
Datasheet | Strap | PolySwitch®, SRP | Bulk | Obsolete | 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) | - |
|
15LR190UPTC RESET FUSE 15V 1.9A STRAP |
8,831 |
|
Datasheet | Strap | POLY-FUSE®, LR | Bulk | Obsolete | Polymeric | 15V | 1.9 A | 3.9 A | 100 A | 5 s | 39 mOhms | 102 mOhms | - | -40°C ~ 85°C | - | - | - | User Defined | 0.827" L x 0.205" W (21.00mm x 5.20mm) | - | 0.039" (1.00mm) | - |
|
|
SMD1206P035TFAPTC RESET FUSE 6V 350MA 1206 |
4,250 |
|
Datasheet | 1206 (3216 Metric), Concave | POLY-FUSE®, SMD1206 | Tape & Reel (TR) | Obsolete | Polymeric | 6V | 350 mA | 750 mA | 40 A | 100 ms | 300 mOhms | 1.2 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.128" L x 0.065" W (3.25mm x 1.65mm) | - | 0.024" (0.60mm) | - |
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?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
