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-R090-AP-17

MF-R090-AP-17

PTC RESETTABLE 0.9A 60V RADIAL L

Bourns Inc.

3,795 -
RFQ
MF-R090-AP-17

Datasheet

Radial, Disc Multifuse®, MF-R Tape & Box (TB) Active Polymeric 60V 900 mA 1.8 A 40 A 7.2 s 140 mOhms 470 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.461" Dia x 0.122" T (11.70mm x 3.10mm) 0.657" (16.70mm) - 0.201" (5.10mm)
PTGL7SARR47M1B51A0

PTGL7SARR47M1B51A0

PTC RESET FUSE 16V 705MA RADIAL

Murata Electronics

4,533 -
RFQ
PTGL7SARR47M1B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 16V 705 mA 1.31 A 5 A - - - 470 mOhms -30°C ~ 85°C - - - Through Hole 0.295" Dia x 0.138" T (7.50mm x 3.50mm) 0.472" (12.00mm) - 0.197" (5.00mm)
0ZRM0075FF2B

0ZRM0075FF2B

PTC RESET FUSE 120V 750MA RADIAL

Bel Fuse Inc.

9,284 -
RFQ
0ZRM0075FF2B

Datasheet

Radial, Disc 0ZRM Tape & Reel (TR) Active Polymeric 120V 750 mA 1.5 A 5 A 6.3 s 250 mOhms 600 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.417" Dia x 0.150" T (10.60mm x 3.80mm) 0.610" (15.50mm) - 0.201" (5.10mm)
PRG21BC1R0MM1RK

PRG21BC1R0MM1RK

PTC RESET FUSE 16V 330MA 0805

Murata Electronics

6,820 -
RFQ

-

0805 (2012 Metric) POSISTOR®, PRG Tape & Reel (TR) Active Ceramic 16V 330 mA 740 mA 20 A - - - 1 Ohms -20°C ~ 85°C - - - Surface Mount 0.079" L x 0.049" W (2.00mm x 1.25mm) - 0.057" (1.45mm) -
SMD1206P035TFA

SMD1206P035TFA

PTC RESET FUSE 6V 350MA 1206

Littelfuse Inc.

4,250 -
RFQ
SMD1206P035TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 6V 350 mA 750 mA 40 A 100 ms 300 mOhms 1.2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.024" (0.60mm) -
SMD1206P050TFA

SMD1206P050TFA

PTC RESET FUSE 6V 500MA 1206

Littelfuse Inc.

6,788 -
RFQ
SMD1206P050TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 6V 500 mA 1 A 40 A 100 ms 150 mOhms 700 mOhms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.024" (0.60mm) -
SMD1206P075TFA

SMD1206P075TFA

PTC RESET FUSE 6V 750MA 1206

Littelfuse Inc.

3,189 -
RFQ
SMD1206P075TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 6V 750 mA 1.5 A 40 A 200 ms 90 mOhms 290 mOhms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.033" (0.85mm) -
SMD1206P012TFA

SMD1206P012TFA

PTC RESET FUSE 30V 125MA 1206

Littelfuse Inc.

9,585 -
RFQ
SMD1206P012TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 30V 125 mA 290 mA 40 A 200 ms 1.5 Ohms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.041" (1.05mm) -
SMD1206P016TFA

SMD1206P016TFA

PTC RESET FUSE 30V 160MA 1206

Littelfuse Inc.

4,358 -
RFQ
SMD1206P016TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 30V 160 mA 370 mA 40 A 300 ms 1.2 Ohms 4.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.041" (1.05mm) -
SMD1206P020TFA

SMD1206P020TFA

PTC RESET FUSE 16V 200MA 1206

Littelfuse Inc.

7,036 -
RFQ
SMD1206P020TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 16V 200 mA 400 mA 40 A 50 ms 600 mOhms 2.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.030" (0.75mm) -
SMD1206P025TFA

SMD1206P025TFA

PTC RESET FUSE 16V 250MA 1206

Littelfuse Inc.

4,106 -
RFQ
SMD1206P025TFA

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, SMD1206 Tape & Reel (TR) Obsolete Polymeric 16V 250 mA 500 mA 40 A 80 ms 550 mOhms 2.3 Ohms - -40°C ~ 85°C - - - Surface Mount 0.128" L x 0.065" W (3.25mm x 1.65mm) - 0.030" (0.75mm) -
PTR016V0250-TR

PTR016V0250-TR

PTC RESET FUSE 16V 2.5A RADIAL

Eaton - Electronics Division

5,420 -
RFQ
PTR016V0250-TR

Datasheet

Radial, Disc PTR016V Tape & Reel (TR) Active Polymeric 16V 2.5 A 5 A 40 A 40 s 20 mOhms 70 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.122" W (11.40mm x 3.10mm) 0.720" (18.30mm) - 0.197" (5.00mm)
LTP180

LTP180

PTC RESET FUSE 24V 1.8A STRAP

Littelfuse Inc.

4,785 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 1.8 A 3.8 A 100 A 2.9 s 40 mOhms 120 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.199" W (25.00mm x 5.05mm) - 0.039" (1.00mm) -
LTP100

LTP100

PTC RESET FUSE 24V 1A STRAP

Littelfuse Inc.

5,666 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 1 A 2.5 A 100 A 7 s 70 mOhms 260 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.199" W (22.00mm x 5.05mm) - 0.039" (1.00mm) -
LTP190

LTP190

PTC RESET FUSE 24V 1.9A STRAP

Littelfuse Inc.

3,977 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 1.9 A 4.2 A 100 A 3 s 30 mOhms 100 mOhms - - - - - User Defined 0.880" L x 0.417" W (22.35mm x 10.60mm) - 0.043" (1.10mm) -
LTP070

LTP070

PTC RESET FUSE 15V 700MA STRAP

Littelfuse Inc.

8,885 -
RFQ
LTP070

Datasheet

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 15V 700 mA 1.45 A 100 A 5 s 100 mOhms 340 mOhms - -40°C ~ 85°C - - - User Defined 0.827" L x 0.199" W (21.00mm x 5.05mm) - 0.047" (1.20mm) -
LTP100S

LTP100S

PTC RESET FUSE 24V 1A STRAP

Littelfuse Inc.

6,495 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 1 A 2.5 A 100 A 7 s 70 mOhms 260 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.199" W (22.00mm x 5.05mm) - 0.039" (1.00mm) -
LTP070F

LTP070F

PTC RESET FUSE 15V 700MA STRAP

Littelfuse Inc.

3,822 -
RFQ
LTP070F

Datasheet

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 15V 700 mA 1.45 A 100 A 5 s 100 mOhms 340 mOhms - -40°C ~ 85°C - - - User Defined 1.417" L x 0.199" W (36.00mm x 5.05mm) - 0.047" (1.20mm) -
LTP180F

LTP180F

PTC RESET FUSE 24V 1.8A STRAP

Littelfuse Inc.

5,625 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 1.8 A 3.8 A 100 A 2.9 s 40 mOhms 120 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.199" W (25.00mm x 5.05mm) - 0.039" (1.00mm) -
LTP190F

LTP190F

PTC RESET FUSE 24V 1.9A STRAP

Littelfuse Inc.

6,658 -
RFQ

-

Strap PolySwitch® Bulk Obsolete Polymeric 24V 1.9 A 4.2 A 100 A 3 s 30 mOhms 100 mOhms - - - - - User Defined 0.880" L x 0.417" W (22.35mm x 10.60mm) - 0.043" (1.10mm) -
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