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-R010-0-17

MF-R010-0-17

PTC RESETTABLE 0.1A 60V RADIAL L

Bourns Inc.

8,426 -
RFQ
MF-R010-0-17

Datasheet

Radial, Disc Multifuse®, MF-R Bulk Active Polymeric 60V 100 mA 200 mA 40 A 4 s 2.5 Ohms 7.5 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.500" (12.70mm) - 0.201" (5.10mm)
RXEF160-1

RXEF160-1

PTC RESET FUSE 72V 1.6A RADIAL

Littelfuse Inc.

9,040 -
RFQ
RXEF160-1

Datasheet

Radial, Disc PolySwitch®, RXEF Bulk Obsolete Polymeric 72V 1.6 A 3.2 A 40 A 11.4 s 90 mOhms 220 mOhms - -40°C ~ 85°C - - - Through Hole 0.642" Dia x 0.118" T (16.30mm x 3.00mm) 0.819" (20.80mm) - 0.199" (5.05mm)
RHEF050US-2

RHEF050US-2

PTC RESET FUSE 30V 500MA RADIAL

Littelfuse Inc.

9,923 -
RFQ
RHEF050US-2

Datasheet

Radial, Disc PolySwitch®, RHEF Tape & Reel (TR) Obsolete Polymeric 30V 500 mA 920 mA 40 A 2.5 s 480 mOhms 1.1 Ohms - -40°C ~ 125°C - - - Through Hole 0.201" Dia x 0.118" T (5.10mm x 3.00mm) 0.201" (5.10mm) - 0.199" (5.05mm)
MF-VS175NL-0

MF-VS175NL-0

PTC RESET FUSE 12V 1.75A STRAP

Bourns Inc.

4,496 -
RFQ
MF-VS175NL-0

Datasheet

Strap Multifuse®, MF-VS Bulk Active Polymeric 12V 1.75 A 3.5 A 100 A 3 s 29 mOhms 102 mOhms - -40°C ~ 85°C - - - User Defined 1.063" L x 0.148" W (27.00mm x 3.75mm) - 0.035" (0.90mm) -
SMD2920B400TF

SMD2920B400TF

PTC RESET FUSE 15V 4A 2920

YAGEO

6,712 -
RFQ
SMD2920B400TF

Datasheet

2920 (7351 Metric), Concave SMD2920 Tape & Reel (TR) Active Polymeric 15V 4 A 8 A 40 A 4 s 8 mOhms 40 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.043" (1.10mm) -
PTGL04AS220K4N51A0

PTGL04AS220K4N51A0

PTC RESET FUSE 60V 112MA RADIAL

Murata Electronics

2,071 -
RFQ
PTGL04AS220K4N51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 60V 112 mA 149 mA 1 A - - - 22 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
LVR005S-1

LVR005S-1

PTC RESET FUSE 240V 50MA RADIAL

Littelfuse Inc.

4,221 -
RFQ
LVR005S-1

Datasheet

Radial, Disc PolySwitch®, LVR Bulk Obsolete Polymeric 240V (265V Int) 50 mA 120 mA 1 A 10 s 18.5 Ohms 65 Ohms - -20°C ~ 85°C - - - Through Hole 0.327" Dia x 0.150" T (8.30mm x 3.80mm) 0.430" (10.70mm) - 0.200" (5.08mm)
LVR005S-2

LVR005S-2

PTC RESET FUSE 240V 50MA RADIAL

Littelfuse Inc.

4,890 -
RFQ
LVR005S-2

Datasheet

Radial, Disc PolySwitch®, LVR Tape & Reel (TR) Obsolete Polymeric 240V (265V Int) 50 mA 120 mA 1 A 10 s 18.5 Ohms 65 Ohms - -20°C ~ 85°C - - - Through Hole 0.327" Dia x 0.150" T (8.30mm x 3.80mm) 0.430" (10.70mm) - 0.200" (5.08mm)
LVR008S-1

LVR008S-1

PTC RESET FUSE 240V 80MA RADIAL

Littelfuse Inc.

9,787 -
RFQ
LVR008S-1

Datasheet

Radial, Disc PolySwitch®, LVR Bulk Obsolete Polymeric 240V (265V Int) 80 mA 190 mA 1.2 A 10 s 7.4 Ohms 26 Ohms - -20°C ~ 85°C - - - Through Hole 0.327" Dia x 0.150" T (8.30mm x 3.80mm) 0.430" (10.70mm) - 0.200" (5.08mm)
LVR008S-2

LVR008S-2

PTC RESET FUSE 240V 80MA RADIAL

Littelfuse Inc.

8,268 -
RFQ
LVR008S-2

Datasheet

Radial, Disc PolySwitch®, LVR Tape & Reel (TR) Obsolete Polymeric 240V (265V Int) 80 mA 190 mA 1.2 A 10 s 7.4 Ohms 26 Ohms - -20°C ~ 85°C - - - Through Hole 0.327" Dia x 0.150" T (8.30mm x 3.80mm) 0.430" (10.70mm) - 0.200" (5.08mm)
12VL170U

12VL170U

PTC RESET FUSE 12V 1.7A STRAP

Littelfuse Inc.

9,980 -
RFQ
12VL170U

Datasheet

Strap POLY-FUSE®, VL Bulk Obsolete Polymeric 12V 1.7 A 4.1 A 100 A 5 s 18 mOhms 64 mOhms - -40°C ~ 85°C - - - User Defined 0.866" L x 0.146" W (22.00mm x 3.70mm) - 0.032" (0.80mm) -
0ZRM0040FF2C

0ZRM0040FF2C

PTC RESET FUSE 120V 400MA RADIAL

Bel Fuse Inc.

7,096 -
RFQ
0ZRM0040FF2C

Datasheet

Radial, Disc 0ZRM Tape & Reel (TR) Active Polymeric 120V 400 mA 800 mA 3 A 6.5 s 550 mOhms 1.29 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.323" Dia x 0.150" T (8.20mm x 3.80mm) 0.559" (14.20mm) - 0.201" (5.10mm)
SMD1812P075TFA

SMD1812P075TFA

PTC RESET FUSE 13.2V 750MA 1812

Littelfuse Inc.

3,540 -
RFQ
SMD1812P075TFA

Datasheet

1812 (4532 Metric), Concave POLY-FUSE®, SMD1812 Tape & Reel (TR) Obsolete Polymeric 13.2V 750 mA 1.5 A 40 A 200 ms 110 mOhms 450 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.045" (1.15mm) -
SMD1812P110TFA

SMD1812P110TFA

PTC RESET FUSE 6V 1.1A 1812

Littelfuse Inc.

2,415 -
RFQ
SMD1812P110TFA

Datasheet

1812 (4532 Metric), Concave POLY-FUSE®, SMD1812 Tape & Reel (TR) Obsolete Polymeric 6V 1.1 A 2.2 A 40 A 300 ms 40 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.039" (1.00mm) -
0ZRP0090FF2B

0ZRP0090FF2B

PTC RESET FUSE 60V 900MA RADIAL

Bel Fuse Inc.

7,452 -
RFQ
0ZRP0090FF2B

Datasheet

Radial, Disc 0ZRP Tape & Reel (TR) Active Polymeric 60V 900 mA 1.8 A 40 A 2 s 190 mOhms 520 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.310" L x 0.140" W (7.87mm x 3.56mm) 0.550" (13.97mm) - 0.201" (5.10mm)
0ZRP0135FF2B

0ZRP0135FF2B

PTC RESET FUSE 60V 1.35A RADIAL

Bel Fuse Inc.

4,018 -
RFQ
0ZRP0135FF2B

Datasheet

Radial, Disc 0ZRP Tape & Reel (TR) Active Polymeric 60V 1.35 A 2.7 A 40 A 4.5 s 110 mOhms 370 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Through Hole 0.402" L x 0.150" W (10.20mm x 3.81mm) 0.669" (17.00mm) - 0.201" (5.10mm)
PTGL7SARR47M1B51B0

PTGL7SARR47M1B51B0

PTC RESET FUSE 16V 705MA RADIAL

Murata Electronics

3,735 -
RFQ
PTGL7SARR47M1B51B0

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)
MINISMDC010-02

MINISMDC010-02

PTC RESET FUSE 60V 100MA 1812

Littelfuse Inc.

4,619 -
RFQ

-

1812 (4532 Metric), Concave PolySwitch®, miniSMD Tape & Reel (TR) Obsolete Polymeric 60V 100 mA 300 mA 40 A 5 s 700 mOhms 12.7 Ohms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.035" (0.89mm) -
PTGL04AS100K2B51A0

PTGL04AS100K2B51A0

PTC RESET FUSE 30V 212MA RADIAL

Murata Electronics

9,892 -
RFQ
PTGL04AS100K2B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 30V 212 mA 282 mA 2 A - - - 10 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
PTGL04AS100K3B51A0

PTGL04AS100K3B51A0

PTC RESET FUSE 51V 213MA RADIAL

Murata Electronics

9,604 -
RFQ
PTGL04AS100K3B51A0

Datasheet

Radial, Disc POSISTOR®, PTGL Tape & Box (TB) Obsolete Ceramic 51V 213 mA 283 mA 1 A - - - 10 Ohms -30°C ~ 85°C - - - Through Hole 0.177" Dia x 0.138" T (4.50mm x 3.50mm) 0.551" (14.00mm) - 0.197" (5.00mm)
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