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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SMD075-2POLYSWITCH 0.75A HOLD SMD |
4,317 |
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Datasheet | 2920 (7351 Metric) | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 30V | 750 mA | 1.5 A | 40 A | 300 ms | 350 mOhms | 1 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.125" (3.18mm) | - |
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SMD125-2POLYSWITCH 1.25A HOLD SMD |
7,569 |
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Datasheet | 2920 (7351 Metric) | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 15V | 1.25 A | 2.5 A | 40 A | 2 s | 70 mOhms | - | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.118" (3.00mm) | - |
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SMD030-2POLYSWITCH 0.30A HOLD SMD |
6,896 |
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Datasheet | 2920 (7351 Metric) | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 60V | 300 mA | 600 mA | 10 A | 3 s | 1.2 Ohms | 4.8 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.125" (3.18mm) | - |
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SMD100-2POLYSWITCH 1.10A HOLD SMD |
9,771 |
|
Datasheet | 2920 (7351 Metric) | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 30V | 1.1 A | 2.2 A | 40 A | 500 ms | 120 mOhms | 480 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.200" L x 0.180" W (5.08mm x 4.58mm) | - | 0.060" (1.52mm) | - |
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SMD050-2POLYSWITCH 0.50A HOLD SMD |
2,170 |
|
Datasheet | 2920 (7351 Metric) | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 60V | 500 mA | 1 A | 10 A | 4 s | 350 mOhms | 1.4 Ohms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.290" L x 0.202" W (7.36mm x 5.12mm) | - | 0.125" (3.18mm) | - |
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LVRL200PTC RESET FUSE 120V 2A RADIAL |
9,219 |
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Datasheet | Radial, Disc | PolySwitch®, LVRL | Bulk | Obsolete | Polymeric | 120V (135V Int) | 2 A | 4.2 A | 20 A | 36 s | 80 mOhms | 210 mOhms | - | -20°C ~ 85°C | - | - | - | Through Hole | 0.925" L x 0.161" W (23.50mm x 4.10mm) | 1.252" (31.80mm) | - | 0.400" (10.15mm) |
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RGEF700-APPTC RESET FUSE 16V 7A RADIAL |
2,622 |
|
Datasheet | Radial, Disc | PolySwitch®, RGEF | Cut Tape (CT) | Obsolete | Polymeric | 16V | 7 A | 11.9 A | 100 A | 3.5 s | 7.7 mOhms | 20 mOhms | - | -40°C ~ 85°C | - | - | - | Through Hole | 0.421" L x 0.098" W (10.70mm x 2.50mm) | 0.776" (19.70mm) | - | 0.199" (5.05mm) |
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RHEF050-APPTC RESET FUSE 30V 500MA RADIAL |
7,692 |
|
Datasheet | Radial, Disc | PolySwitch®, RHEF | Cut Tape (CT) | Active | Polymeric | 30V | 500 mA | 920 mA | 40 A | 2.5 s | 480 mOhms | 1.1 Ohms | - | -40°C ~ 125°C | - | - | - | Through Hole | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) | 0.500" (12.70mm) | - | 0.199" (5.05mm) |
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SMD200-2POLYSWITCH 2.00A HOLD SMD |
9,823 |
|
Datasheet | 2-SMD | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 15V | 2 A | 4 A | 40 A | 12 s | 50 mOhms | 125 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
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SMD150-2POLYSWITCH 1.50A HOLD SMD |
4,077 |
|
Datasheet | 2-SMD | PolySwitch®, SMD | Cut Tape (CT) | Obsolete | Polymeric | 15V | 1.5 A | 3 A | 40 A | 5 s | 60 mOhms | 250 mOhms | - | -40°C ~ 85°C | - | - | - | Surface Mount | 0.343" L x 0.250" W (8.70mm x 6.36mm) | - | 0.118" (3.00mm) | - |
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.
