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
SMD2016B150TF

SMD2016B150TF

PTC RESET FUSE 15V 1.5A 2016

YAGEO

3,000 -
RFQ
SMD2016B150TF

Datasheet

2016 (5041 Metric), Concave SMD2016 Tape & Reel (TR) Active Polymeric 15V 1.5 A 3 A 40 A 1 s 50 mOhms 180 mOhms - -40°C ~ 85°C - - - Surface Mount 0.200" L x 0.160" W (5.08mm x 4.07mm) - 0.061" (1.55mm) -
SMD2016B030TF

SMD2016B030TF

PTC RESET FUSE 60V 300MA 2016

YAGEO

1,352 -
RFQ
SMD2016B030TF

Datasheet

2016 (5041 Metric), Concave SMD2016 Tape & Reel (TR) Active Polymeric 60V 300 mA 600 mA 20 A 3 s 500 mOhms 2.3 Ohms - -40°C ~ 85°C - - - Surface Mount 0.200" L x 0.160" W (5.08mm x 4.07mm) - 0.041" (1.05mm) -
SMD2016B100TF/33

SMD2016B100TF/33

PTC RESET FUSE 33V 1.1A 2016

YAGEO

2,980 -
RFQ
SMD2016B100TF/33

Datasheet

2016 (5041 Metric), Concave SMD2016 Tape & Reel (TR) Active Polymeric 33V 1.1 A 2.2 A 40 A 500 ms 60 mOhms 400 mOhms - -40°C ~ 85°C - - - Surface Mount 0.200" L x 0.160" W (5.08mm x 4.07mm) - 0.049" (1.25mm) -
PTR060V0050-BK1

PTR060V0050-BK1

PTC RESET FUSE 60V 500MA RADIAL

Eaton - Electronics Division

4,250 -
RFQ
PTR060V0050-BK1

Datasheet

Radial, Disc PTR060V Bulk Active Polymeric 60V 500 mA 1 A 40 A 4 s 500 mOhms 1.17 Ohms - -40°C ~ 85°C - - - Through Hole 0.299" Dia x 0.118" T (7.60mm x 3.00mm) 0.539" (13.70mm) - 0.197" (5.00mm)
SMD1812B260TFT

SMD1812B260TFT

PTC RESET FUSE 8V 2.6A 1812

YAGEO

4,000 -
RFQ
SMD1812B260TFT

Datasheet

1812 (4532 Metric), Concave SMD1812 Tape & Reel (TR) Active Polymeric 8V 2.6 A 5 A 100 A 2.5 s 15 mOhms 47 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.071" (1.80mm) -
PTR060V0065-BK1

PTR060V0065-BK1

PTC RESET FUSE 60V 650MA RADIAL

Eaton - Electronics Division

7,314 -
RFQ
PTR060V0065-BK1

Datasheet

Radial, Disc PTR060V Bulk Active Polymeric 60V 650 mA 1.3 A 40 A 5.3 s 310 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.382" Dia x 0.118" T (9.70mm x 3.00mm) 0.571" (14.50mm) - 0.197" (5.00mm)
SMD2920B125TF

SMD2920B125TF

PTC RESET FUSE 15V 1.25A 2920

YAGEO

4,000 -
RFQ
SMD2920B125TF

Datasheet

2920 (7351 Metric), Concave SMD2920 Tape & Reel (TR) Active Polymeric 15V 1.25 A 2.5 A 40 A 8 s 50 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.033" (0.85mm) -
SMD2920B030TF

SMD2920B030TF

PTC RESET FUSE 60V 300MA 2920

YAGEO

2,900 -
RFQ
SMD2920B030TF

Datasheet

2920 (7351 Metric), Concave SMD2920 Tape & Reel (TR) Active Polymeric 60V 300 mA 600 mA 10 A 3 s 600 mOhms 4.8 Ohms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.045" (1.15mm) -
SMD2920B250TF

SMD2920B250TF

PTC RESET FUSE 15V 2.5A 2920

YAGEO

2,430 -
RFQ
SMD2920B250TF

Datasheet

2920 (7351 Metric), Concave SMD2920 Tape & Reel (TR) Active Polymeric 15V 2.5 A 5 A 40 A 8 s 20 mOhms 85 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.047" (1.20mm) -
SMD2920B050TF

SMD2920B050TF

PTC RESET FUSE 60V 500MA 2920

YAGEO

1,416 -
RFQ
SMD2920B050TF

Datasheet

2920 (7351 Metric), Concave SMD2920 Tape & Reel (TR) Active Polymeric 60V 500 mA 1 A 10 A 2.5 s 180 mOhms 1.4 Ohms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.045" (1.15mm) -
PFUF.075.2

PFUF.075.2

PTC RESET FUSE 6V 750MA 1210

SCHURTER Inc.

2,655 -
RFQ
PFUF.075.2

Datasheet

1210 (3225 Metric), Concave PFUF Tape & Reel (TR) Active Polymeric 6V 750 mA 1.5 A 40 A 100 ms 70 mOhms 450 mOhms - -40°C ~ 85°C - - - Surface Mount 0.127" L x 0.102" W (3.22mm x 2.58mm) - 0.028" (0.70mm) -
PFRA.030

PFRA.030

PTC RESET FUSE 60V 300MA RADIAL

SCHURTER Inc.

1,700 -
RFQ
PFRA.030

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 60V 300 mA 600 mA 40 A 3 s 760 mOhms 2.1 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.528" (13.40mm) - 0.201" (5.10mm)
PFRA.017

PFRA.017

PTC RESET FUSE 60V 170MA RADIAL

SCHURTER Inc.

1,382 -
RFQ
PFRA.017

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 60V 170 mA 340 mA 40 A 3 s 2 Ohms 8 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
PFRA.065

PFRA.065

PTC RESET FUSE 60V 650MA RADIAL

SCHURTER Inc.

1,004 -
RFQ
PFRA.065

Datasheet

Radial, Disc PFRA Bulk Active Polymeric 60V 650 mA 1.3 A 40 A 5.3 s 270 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.382" Dia x 0.122" T (9.70mm x 3.10mm) 0.598" (15.20mm) - 0.201" (5.10mm)
MF-RX014/250-0

MF-RX014/250-0

PTC RESET FUSE 60V 145MA RADIAL

Bourns Inc.

34,698 -
RFQ
MF-RX014/250-0

Datasheet

Radial, Disc Multifuse®, MF-RX/250 Bulk Active Polymeric 60V (250V Int) 145 mA - 3 A - 3 Ohms 14 Ohms - -40°C ~ 85°C - - - Through Hole 0.256" L x 0.181" W (6.50mm x 4.60mm) 0.433" (11.00mm) - 0.201" (5.10mm)
PTR030V0600-BK1

PTR030V0600-BK1

PTC RESET FUSE 30V 6A RADIAL

Eaton - Electronics Division

5,824 -
RFQ
PTR030V0600-BK1

Datasheet

Radial, Disc PTR030V Bulk Active Polymeric 30V 6 A 12 A 100 A 16 s 5 mOhms 40 mOhms - -40°C ~ 85°C - - - Through Hole 0.650" L x 0.118" W (16.50mm x 3.00mm) 1.346" (34.20mm) - 0.394" (10.00mm)
MF-NSMF016/48X-2

MF-NSMF016/48X-2

FUSE RESET PPTC 1206 0.16A/30V

Bourns Inc.

5,730 -
RFQ
MF-NSMF016/48X-2

Datasheet

1206 (3216 Metric), Concave Multifuse® freeXpansionTM, MF-NSMF Tape & Reel (TR) Active Polymeric 48V 120 mA 290 mA 10 A 200 ms 700 mOhms 5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.063" W (3.20mm x 1.60mm) - 0.043" (1.10mm) -
PTR030V0700-BK

PTR030V0700-BK

PTC RESET FUSE 30V 7A RADIAL

Eaton - Electronics Division

5,177 -
RFQ
PTR030V0700-BK

Datasheet

Radial, Disc PTR030V Bulk Active Polymeric 30V 7 A 14 A 100 A 17.5 s 5 mOhms 30 mOhms - -40°C ~ 85°C - - - Through Hole 0.752" L x 0.118" W (19.10mm x 3.00mm) 1.051" (26.70mm) - 0.394" (10.00mm)
MF-S120

MF-S120

PTC RESET FUSE 15V 1.2A STRAP

Bourns Inc.

2,500 -
RFQ
MF-S120

Datasheet

Strap Multifuse®, MF-S Bulk Active Polymeric 15V 1.2 A 2.7 A 100 A 5 s 85 mOhms 220 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.199" W (21.00mm x 5.05mm) - 0.039" (1.00mm) -
PFSM.200.2

PFSM.200.2

PTC RESET FUSE 15V 2A 2SMD

SCHURTER Inc.

5,340 -
RFQ
PFSM.200.2

Datasheet

2-SMD PFSM Tape & Reel (TR) Active Polymeric 15V 2 A 4 A 100 A 12 s 45 mOhms 125 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.344" L x 0.264" W (8.75mm x 6.71mm) - 0.118" (3.00mm) -
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