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-RHT100-AP-17

MF-RHT100-AP-17

PTC 1.0A 16V RADIAL LEADED HI-TE

Bourns Inc.

5,620 -
RFQ
MF-RHT100-AP-17

Datasheet

Radial, Disc Multifuse®, MF-RHT Tape & Box (TB) Active Polymeric 30V 1 A 1.8 A 40 A 5 s 180 mOhms 430 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.382" Dia x 0.118" T (9.70mm x 3.00mm) 0.535" (13.60mm) - 0.201" (5.10mm)
MF-RHT200-2-17

MF-RHT200-2-17

PTC 2.0A 16V RADIAL LEADED HI-TE

Bourns Inc.

6,620 -
RFQ
MF-RHT200-2-17

Datasheet

Radial, Disc Multifuse®, MF-RHT Tape & Reel (TR) Active Polymeric 16V 2 A 3.8 A 100 A 3 s 45 mOhms 110 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.370" Dia x 0.118" T (9.40mm x 3.00mm) 0.550" (13.97mm) - 0.201" (5.10mm)
FRG600-16F

FRG600-16F

RESETTABLE FUSE - PPTC RADIAL LE

RFE/Fuzetec

100 -
RFQ
FRG600-16F

Datasheet

Radial, Disc FRG Bulk Active - 16V 6 A 10.2 A 100 A 5.8 s 9 mOhms 33 mOhms - -40°C ~ 85°C - - - Through Hole 0.421" L x 0.118" W (10.70mm x 3.00mm) 0.673" (17.10mm) - 0.201" (5.10mm)
20LR450U

20LR450U

PTC RESET FUSE 20V 4.5A STRAP

Littelfuse Inc.

6,239 -
RFQ

-

Strap POLY-FUSE®, LR Bulk Obsolete Polymeric 20V 4.5 A 8.9 A 100 A 5 s 11 mOhms 28 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.402" W (25.00mm x 10.20mm) - 0.039" (1.00mm) -
PTR060V0090-TR1

PTR060V0090-TR1

PTC RESET FUSE 60V 900MA RADIAL

Eaton - Electronics Division

9,337 -
RFQ
PTR060V0090-TR1

Datasheet

Radial, Disc PTR060V Tape & Reel (TR) Active Polymeric 60V 900 mA 1.8 A 40 A 7.2 s 200 mOhms 470 mOhms - -40°C ~ 85°C - - - Through Hole 0.461" Dia x 0.118" T (11.70mm x 3.00mm) 0.618" (15.70mm) - 0.197" (5.00mm)
VTP210SUDF

VTP210SUDF

PTC RESET FUSE 16V 2.1A STRAP

Littelfuse Inc.

9,969 -
RFQ

-

Strap PolySwitch®, VTP Bulk Discontinued at Digi-Key Polymeric 16V 2.1 A 4.7 A 100 A 5 s 18 mOhms 60 mOhms - -40°C ~ 85°C - - - User Defined - - - -
PTGL07AR470M3B51B0

PTGL07AR470M3B51B0

PTC RESET FUSE 47OHM 120C

Murata Electronics

3,835 -
RFQ
PTGL07AR470M3B51B0

Datasheet

Radial, Disc Posistor® Bulk Obsolete Ceramic - - - - - - - 47 Ohms - - - - Through Hole - - - -
PTGL07AR4R7M2P51B0

PTGL07AR4R7M2P51B0

PTC RESET FUSE 4.7OHM 120C

Murata Electronics

3,269 -
RFQ
PTGL07AR4R7M2P51B0

Datasheet

Radial, Disc Posistor® Bulk Obsolete Ceramic - - - - - - - 4.7 Ohms - - - - Through Hole - - - -
20LR450SU

20LR450SU

PTC RESET FUSE 20V 4.5A STRAP

Littelfuse Inc.

2,839 -
RFQ

-

Strap POLY-FUSE®, LR Bulk Obsolete Polymeric 20V 4.5 A 8.9 A 100 A 5 s 11 mOhms 28 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.402" W (25.00mm x 10.20mm) - 0.039" (1.00mm) -
0ZRS0100FF2B

0ZRS0100FF2B

PTC RESET FUSE 32V 1A RADIAL

Bel Fuse Inc.

2,388 -
RFQ
0ZRS0100FF2B

Datasheet

Radial, Disc 0ZRS Tape & Reel (TR) Active Ceramic 32V 1 A 1.9 A 100 A 6.2 s 150 mOhms 430 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.382" Dia x 0.118" T (9.70mm x 3.00mm) 0.535" (13.60mm) - 0.201" (5.10mm)
LTP260

LTP260

PTC RESET FUSE 24V 2.6A STRAP

Littelfuse Inc.

9,424 -
RFQ

-

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 2.6 A 5.2 A 100 A 5 s 25 mOhms 76 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.447" W (25.00mm x 11.35mm) - 0.039" (1.00mm) -
LTP300

LTP300

PTC RESET FUSE 24V 3A STRAP

Littelfuse Inc.

5,958 -
RFQ
LTP300

Datasheet

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 3 A 6.3 A 100 A 4 s 15 mOhms 55 mOhms - -40°C ~ 85°C - - - User Defined 1.185" L x 0.522" W (30.10mm x 13.25mm) - 0.043" (1.10mm) -
LTP260F

LTP260F

PTC RESET FUSE 24V 2.6A STRAP

Littelfuse Inc.

7,518 -
RFQ
LTP260F

Datasheet

Strap PolySwitch®, LTP Bulk Obsolete Polymeric 24V 2.6 A 5.2 A 100 A 5 s 25 mOhms 76 mOhms - -40°C ~ 85°C - - - User Defined 0.984" L x 0.447" W (25.00mm x 11.35mm) - 0.039" (1.00mm) -
VLP220SLF

VLP220SLF

PTC RESET FUSE 16V 2.2A STRAP

Littelfuse Inc.

9,717 -
RFQ

-

Strap PolySwitch®, VLP Bulk Obsolete Polymeric 16V 2.2 A 5.3 A 60 A 5 s 17 mOhms 58 mOhms - -40°C ~ 85°C - - - User Defined 0.917" L x 0.154" W (23.30mm x 3.90mm) - 0.032" (0.80mm) -
VLP220UF

VLP220UF

PTC RESET FUSE 16V 2.2A STRAP

Littelfuse Inc.

8,030 -
RFQ

-

Strap PolySwitch®, VLP Bulk Obsolete Polymeric 16V 2.2 A 5.3 A 60 A 5 s 17 mOhms 58 mOhms - -40°C ~ 85°C - - - User Defined 0.917" L x 0.154" W (23.30mm x 3.90mm) - - -
MF-SVS210N-0

MF-SVS210N-0

PTC RESET FUSE 10V 2.1A STRAP

Bourns Inc.

9,000 -
RFQ
MF-SVS210N-0

Datasheet

Strap Multifuse®, MF-SVS Bulk Active Polymeric 10V 2.1 A 5 A 100 A 5 s 10 mOhms 40 mOhms - -40°C ~ 85°C - - - User Defined 1.220" L x 0.148" W (31.00mm x 3.75mm) - 0.035" (0.90mm) -
MF-SVS230-0

MF-SVS230-0

PTC RESET FUSE 10V 2.3A STRAP

Bourns Inc.

2,912 -
RFQ
MF-SVS230-0

Datasheet

Strap Multifuse®, MF-SVS Bulk Active Polymeric 10V 2.3 A 5.2 A 100 A 5 s 10 mOhms 36 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) - 0.035" (0.90mm) -
MF-RHT450-0-14

MF-RHT450-0-14

PTC 4.5A 16V RADIAL LEADED HI-TE

Bourns Inc.

9,559 -
RFQ
MF-RHT450-0-14

Datasheet

Radial, Disc Multifuse®, MF-RHT Bulk Active Polymeric 16V 4.5 A 7.8 A 100 A 3 s 22 mOhms 54 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.409" L x 0.118" W (10.40mm x 3.00mm) 0.614" (15.60mm) - 0.201" (5.10mm)
MF-RHT400-0-14

MF-RHT400-0-14

PTC 4.0A 16V RADIAL LEADED HI-TE

Bourns Inc.

5,061 -
RFQ
MF-RHT400-0-14

Datasheet

Radial, Disc Multifuse®, MF-RHT Bulk Active Polymeric 16V 4 A 7.5 A 100 A 5 s 24 mOhms 60 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.394" L x 0.118" W (10.00mm x 3.00mm) 0.591" (15.00mm) - 0.201" (5.10mm)
PTGL07AS5R6K4B51A0

PTGL07AS5R6K4B51A0

PTC RESET FUSE 60V 290MA RADIAL

Murata Electronics

2,627 -
RFQ
PTGL07AS5R6K4B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Bulk Obsolete Ceramic 60V 290 mA 386 mA 3 A - - - 5.6 Ohms -30°C ~ 85°C - - - Through Hole 0.287" Dia x 0.138" T (7.30mm x 3.50mm) 0.484" (12.30mm) - 0.197" (5.00mm)
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