PTC Resettable Fuses

Manufacturer 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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PTC Resettable Fuses

PTC Resettable Fuses are circuit protection components used to protect electronic systems from overcurrent, short-circuit and fault conditions. Unlike one-time fuses, PTC resettable fuses increase resistance during a fault and can return to a low-resistance state after the fault is removed and the device cools down.

This category includes polymer PTC resettable fuses, PPTC fuses, radial leaded PTC fuses, surface-mount PTC fuses and related overcurrent protection components. These devices are commonly selected based on hold current, trip current, rated voltage, resistance, response time, package type, operating temperature and application requirements.

TomatoElec supplies original PTC Resettable Fuses from recognized manufacturers such as Littelfuse, Bourns, Eaton, Bel Fuse, TE Connectivity, Murata, TDK, Panasonic and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

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
MF-SM260-2-99

MF-SM260-2-99

PTC RESET FUSE 6V 2.6A 2SMD

Bourns Inc.

7,090 -
RFQ
MF-SM260-2-99

Datasheet

2-SMD Multifuse®, MF-SM Tape & Reel (TR) Obsolete Polymeric 6V 2.6 A 5.2 A 100 A 20 s 25 mOhms 75 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.287" L x 0.214" W (7.31mm x 5.44mm) - 0.118" (3.00mm) -
MF-SM300-2-99

MF-SM300-2-99

PTC RESET FUSE 6V 3A 2SMD

Bourns Inc.

5,880 -
RFQ
MF-SM300-2-99

Datasheet

2-SMD Multifuse®, MF-SM Tape & Reel (TR) Obsolete Polymeric 6V 3 A 6 A 100 A 35 s 15 mOhms 48 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.287" L x 0.214" W (7.31mm x 5.44mm) - 0.118" (3.00mm) -
MF-SMHT136-2-6

MF-SMHT136-2-6

PTC RESET FUSE 16V 1.36A 2SMD

Bourns Inc.

6,130 -
RFQ
MF-SMHT136-2-6

Datasheet

2-SMD Multifuse®, MF-SMHT Tape & Reel (TR) Active Polymeric 16V 1.36 A 2.72 A 100 A 10 s 85 mOhms 330 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Surface Mount 0.314" L x 0.264" W (7.98mm x 6.71mm) - 0.118" (3.00mm) -
MF-SMHT160-2-6

MF-SMHT160-2-6

PTC RESET FUSE 16V 1.6A 2SMD

Bourns Inc.

3,012 -
RFQ
MF-SMHT160-2-6

Datasheet

2-SMD Multifuse®, MF-SMHT Tape & Reel (TR) Active Polymeric 16V 1.6 A 3.2 A 100 A 10 s 50 mOhms 150 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Surface Mount 0.374" L x 0.234" W (9.50mm x 5.94mm) - 0.118" (3.00mm) -
PTGL04AR130H2B51B0

PTGL04AR130H2B51B0

PTC RESET FUSE 30V 180MA RADIAL

Murata Electronics

2,670 -
RFQ
PTGL04AR130H2B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 30V 180 mA 350 mA 700 mA - - - 13 Ohms -10°C ~ 60°C - - - Through Hole 0.217" Dia x 0.157" W (5.50mm x 4.00mm) 0.453" (11.50mm) - 0.197" (5.00mm)
PTGL05AR121M9N51B0

PTGL05AR121M9N51B0

PTC RESET FUSE 265V 47MA RADIAL

Murata Electronics

2,312 -
RFQ
PTGL05AR121M9N51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 47 mA 75 mA 300 mA - - - 120 Ohms -10°C ~ 60°C - - - Through Hole 0.256" Dia x 0.256" T (6.50mm x 6.50mm) 0.512" (13.00mm) - 0.197" (5.00mm)
PTGL05AR550H4P51B0

PTGL05AR550H4P51B0

PTC RESET FUSE 80V 62MA RADIAL

Murata Electronics

9,553 -
RFQ
PTGL05AR550H4P51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 80V 62 mA 115 mA 700 mA - - - 55 Ohms -10°C ~ 60°C - - - Through Hole 0.217" Dia x 0.177" T (5.50mm x 4.50mm) 0.453" (11.50mm) - 0.197" (5.00mm)
PTGL07AR220M3P51B0

PTGL07AR220M3P51B0

PTC RESET FUSE 56V 115MA RADIAL

Murata Electronics

6,828 -
RFQ
PTGL07AR220M3P51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 56V 115 mA 205 mA 1 A - - - 22 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)
PTGL07AR330M6A51B0

PTGL07AR330M6A51B0

PTC RESET FUSE 140V 130MA RADIAL

Murata Electronics

3,480 -
RFQ
PTGL07AR330M6A51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete - 140V 130 mA 200 mA 500 mA - - - - - - - - Through Hole 0.291" Dia x 0.236" T (7.40mm x 6.00mm) 0.528" (13.40mm) - 0.197" (5.00mm)
PTGL07AR4R6H2B51B0

PTGL07AR4R6H2B51B0

PTC RESET FUSE 30V 340MA RADIAL

Murata Electronics

2,918 -
RFQ
PTGL07AR4R6H2B51B0

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)
PTGL07AR560M9A51B0

PTGL07AR560M9A51B0

PTC RESET FUSE 265V 95MA RADIAL

Murata Electronics

2,152 -
RFQ
PTGL07AR560M9A51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 95 mA 165 mA 800 mA - - - 56 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)
PTGL07BD100N2B51A0

PTGL07BD100N2B51A0

PTC RESET FUSE 24V 124MA RADIAL

Murata Electronics

8,004 -
RFQ
PTGL07BD100N2B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 24V 124 mA 251 mA 2 A - - - 10 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)
PTGL07BD100N2B51B0

PTGL07BD100N2B51B0

PTC RESET FUSE 24V 124MA RADIAL

Murata Electronics

7,567 -
RFQ
PTGL07BD100N2B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 24V 124 mA 251 mA 2 A - - - 10 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)
PTGL07BD150N3B51B0

PTGL07BD150N3B51B0

PTC RESET FUSE 32V 100MA RADIAL

Murata Electronics

3,822 -
RFQ
PTGL07BD150N3B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 32V 100 mA 195 mA 1.5 A - - - 15 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)
PTGL07BD220N3B51B0

PTGL07BD220N3B51B0

PTC RESET FUSE 32V 75MA RADIAL

Murata Electronics

2,409 -
RFQ
PTGL07BD220N3B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 32V 75 mA 160 mA 1.5 A - - - 22 Ohms -30°C ~ 85°C - - - Through Hole 0.291" Dia x 0.157" T (7.40mm x 4.00mm) 0.528" (13.40mm) - 0.197" (5.00mm)
PTGL07BD470N3B51B0

PTGL07BD470N3B51B0

PTC RESET FUSE 32V 55MA RADIAL

Murata Electronics

6,580 -
RFQ
PTGL07BD470N3B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 32V 55 mA 115 mA 1.5 A - - - 47 Ohms -30°C ~ 85°C - - - Through Hole 0.291" Dia x 0.157" T (7.40mm x 4.00mm) 0.528" (13.40mm) - 0.197" (5.00mm)
PTGL09AR390M9C61B0

PTGL09AR390M9C61B0

PTC RESET FUSE 265V 130MA RADIAL

Murata Electronics

7,672 -
RFQ
PTGL09AR390M9C61B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 130 mA 210 mA 1.2 A - - - 39 Ohms -10°C ~ 60°C - - - Through Hole 0.394" Dia x 0.256" T (10.00mm x 6.50mm) 0.630" (16.00mm) - 0.256" (6.50mm)
PTGL09AR9R4H4B51B0

PTGL09AR9R4H4B51B0

PTC RESET FUSE 80V 240MA RADIAL

Murata Electronics

8,620 -
RFQ
PTGL09AR9R4H4B51B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 80V 240 mA 450 mA 3 A - - - 9.4 Ohms -10°C ~ 60°C - - - Through Hole 0.374" Dia x 0.177" T (9.50mm x 4.50mm) 0.610" (15.50mm) - 0.197" (5.00mm)
PTGL12AR150H8B72B0

PTGL12AR150H8B72B0

PTC RESET FUSE 265V 210MA RADIAL

Murata Electronics

2,087 -
RFQ
PTGL12AR150H8B72B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 210 mA 400 mA 1.5 A - - - 15 Ohms -40°C ~ 85°C - - - Through Hole 0.492" Dia x 0.236" T (12.50mm x 6.00mm) 0.728" (18.50mm) - 0.295" (7.50mm)
PTGL12AR270M9C01B0

PTGL12AR270M9C01B0

PTC RESET FUSE 265V 200MA RADIAL

Murata Electronics

6,573 -
RFQ
PTGL12AR270M9C01B0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 265V 200 mA 310 mA 1.5 A - - - 27 Ohms -10°C ~ 60°C - - - Through Hole 0.551" Dia x 0.256" T (14.00mm x 6.50mm) 0.787" (20.00mm) - 0.394" (10.00mm)
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