PTC Resettable Fuses
Use the filters and product table below to compare PTC Resettable Fuses components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
;RK.JPG "PRG21BB150MB1RK")
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PRG21BB150MB1RKPTC RESET FUSE 20V 59MA 0805 |
7,636 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 59 mA | 116 mA | 1.6 A | - | - | - | 15 Ohms | -20°C ~ 60°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.057" (1.45mm) | - |
;RA.JPG "PRG21BC3R3MM1RA")
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PRG21BC3R3MM1RAPTC RESET FUSE 20V 180MA 0805 |
8,252 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 180 mA | 400 mA | 7.5 A | - | - | - | 3.3 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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PRG21BC0R2MM1RAPTC RESET FUSE 6V 750MA 0805 |
37,267 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 6V | 750 mA | 1.62 A | 10 A | - | - | - | 200 mOhms | -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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PRG18BB101MS1RBPTC RESET FUSE 16V 21MA 0603 |
2,531 | - |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 21 mA | 45 mA | 200 mA | - | - | - | 100 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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PRG18BB330MS1RBPTC RESET FUSE 16V 36MA 0603 |
12,807 | - |
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Datasheet | 0603 (1608 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 36 mA | 91 mA | 600 mA | - | - | - | 33 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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PRG21BC0R6MM1RAPTC RESET FUSE 6V 420MA 0805 |
6,626 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 6V | 420 mA | 920 mA | 10 A | - | - | - | 600 mOhms | -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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PRG21AR4R7MS5RAPTC RESET FUSE 16V 205MA 0805 |
1,925 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 16V | 205 mA | 390 mA | 4.26 A | - | - | - | 4.7 Ohms | -40°C ~ 105°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
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PTGL07AR820M9A51B0PTC RESET FUSE 265V 75MA RADIAL |
14,177 | - |
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Datasheet | Radial, Disc | POSISTOR®, PTGL | Bulk | Obsolete | Ceramic | 265V | 75 mA | 125 mA | 500 mA | - | - | - | 82 Ohms | -10°C ~ 60°C | - | - | - | Through Hole | 0.323" Dia x 0.256" T (8.20mm x 6.50mm) | 0.559" (14.20mm) | - | 0.197" (5.00mm) |
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PRG21AR420MS1RAPTC RESET FUSE 20V 54MA 0805 |
648 | - |
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Datasheet | 0805 (2012 Metric) | POSISTOR®, PRG | Tape & Reel (TR) | Active | Ceramic | 20V | 54 mA | 100 mA | 590 mA | - | - | - | 42 Ohms | -40°C ~ 105°C | - | - | - | Surface Mount | 0.079" L x 0.049" W (2.00mm x 1.25mm) | - | 0.043" (1.10mm) | - |
.JPG "PRG15BC220MM1RC")
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PRG15BC220MM1RCPTC RESET FUSE |
5,222 | - |
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Datasheet | - | * | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
PTC Resettable Fuses FAQ
Common questions about filtering, comparing and sourcing PTC Resettable Fuses components.
How can I narrow the PTC Resettable Fuses selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific PTC Resettable Fuses part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
