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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PRG15BC330MM1RCPTC RESET FUSE 30V 38MA 0402 |
90,806 |
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Datasheet | 0402 (1005 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 30V | 38 mA | 73 mA | 1.2 A | - | - | - | 33 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.039" L x 0.020" W (1.00mm x 0.50mm) | - | 0.022" (0.55mm) | - |
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PRG18BB101MB1RBPTC RESET FUSE 24V 21MA 0603 |
78,297 |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 24V | 21 mA | 45 mA | 300 mA | - | - | - | 100 Ohms | -20°C ~ 75°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.037" (0.95mm) | - |
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PRG18BC3R3MM1RBPTC RESET FUSE 16V 180MA 0603 |
23,942 |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 180 mA | 400 mA | 6 A | - | - | - | 3.3 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.037" (0.95mm) | - |
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PRG18BC2R2MM1RBPTC RESET FUSE 12V 220MA 0603 |
15,033 |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 12V | 220 mA | 500 mA | 6.5 A | - | - | - | 2.2 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.037" (0.95mm) | - |
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PRG18BC4R7MM1RBPTC RESET FUSE 20V 155MA 0603 |
5,422 |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 155 mA | 330 mA | 5 A | - | - | - | 4.7 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.063" L x 0.032" W (1.60mm x 0.80mm) | - | 0.037" (0.95mm) | - |
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PRG21AR220MS1RKPTC RESET FUSE 16V 75MA 0805 |
2,600 |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 75 mA | 195 mA | 900 mA | - | - | - | 22 Ohms | -40°C ~ 105°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.057" (1.45mm) | - |
;RA.JPG "PRG21AR420MB1RA")
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PRG21AR420MB1RAPTC RESET FUSE 20V 54MA 0805 |
9,991 |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 54 mA | 100 mA | 590 mA | - | - | - | 42 Ohms | -10°C ~ 60°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
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PRG21BC2R2MM1RAPTC RESET FUSE 16V 220MA 0805 |
2,500 |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 220 mA | 500 mA | 9 A | - | - | - | 2.2 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
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PRG21BB220MB1RKPTC RESET FUSE 20V 44MA 0805 |
26,767 |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 44 mA | 91 mA | 1.1 A | - | - | - | 22 Ohms | -20°C ~ 60°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.057" (1.45mm) | - |
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PRG21BC1R0MM1RAPTC RESET FUSE 12V 330MA 0805 |
24,850 |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 12V | 330 mA | 740 mA | 10 A | - | - | - | 1 Ohms | -20°C ~ 85°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
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.
