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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PRG21AR8R2MS5RAPTC RESET FUSE |
6,220 |
|
Datasheet | - | * | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
PRG21BC3R3MS5RAPTC RESET FUSE |
2,574 |
|
Datasheet | - | * | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
PTGL07AR4R6H2B51A0PTC RESET FUSE 30V 340MA RADIAL |
6,787 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 30V | 340 mA | 610 mA | 2 A | - | - | - | 4.6 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.291" Dia x 0.157" T (7.40mm x 4.00mm) | 0.528" (13.40mm) | - | 0.197" (5.00mm) |
|
|
PTGL07AS1R8K2B51A0PTC RESET FUSE 30V 532MA RADIAL |
5,715 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Tape & Box (TB) | Obsolete | Ceramic | 30V | 532 mA | 708 mA | 5 A | - | - | - | 1.8 Ohms | -30°C ~ 85°C | - | - | - | Through Hole | 0.287" Dia x 0.138" T (7.30mm x 3.50mm) | 0.484" (12.30mm) | - | 0.197" (5.00mm) |
|
PTGL09AR4R7M3B51A0PTC RESET FUSE 56V 350MA RADIAL |
4,736 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 56V | 350 mA | 600 mA | 2 A | - | - | - | 4.7 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.374" Dia x 0.157" T (9.50mm x 4.00mm) | 0.610" (15.50mm) | - | 0.197" (5.00mm) |
|
|
PTGL05AR121M9N51B1FD |
9,452 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Active | Ceramic | 265V | 47 mA | 75 mA | 300 mA | - | 96 Ohms | 144 Ohms | 120 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.256" Dia x 0.256" T (6.50mm x 6.50mm) | 0.492" (12.50mm) | - | 0.197" (5.00mm) |
|
PTGL05BD102N9N51B0PTC RESET FUSE |
6,646 |
|
Datasheet | - | * | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
PTGL4SAS100K3B51A0PTC RESET FUSE 51V 213MA RADIAL |
4,390 |
|
Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 51V | 213 mA | 283 mA | 1 A | - | - | - | 10 Ohms | -30°C ~ 125°C | - | - | - | Through Hole | 0.177" Dia x 0.138" T (4.50mm x 3.50mm) | 0.374" (9.50mm) | - | 0.197" (5.00mm) |
|
PTGL07AR470M3B51B0PTC RESET FUSE 47OHM 120C |
3,835 |
|
Datasheet | Radial, Disc | Posistor® | Bulk | Obsolete | Ceramic | - | - | - | - | - | - | - | 47 Ohms | - | - | - | - | Through Hole | - | - | - | - |
|
|
PTGL07AR4R7M2P51B0PTC RESET FUSE 4.7OHM 120C |
3,269 |
|
Datasheet | Radial, Disc | Posistor® | Bulk | Obsolete | Ceramic | - | - | - | - | - | - | - | 4.7 Ohms | - | - | - | - | Through Hole | - | - | - | - |
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.
