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
LVR200S-240

LVR200S-240

PTC RESET FUSE 240V 2A RADIAL

Littelfuse Inc.

2,123 -
RFQ
LVR200S-240

Datasheet

Radial, Disc PolySwitch®, LVR Bulk Active Polymeric 240V (265V Int) 2 A 4 A 20 A 28 s 89 mOhms 221 mOhms - -20°C ~ 85°C - - - Through Hole 0.980" L x 0.240" W (24.90mm x 6.10mm) 1.331" (33.80mm) - 0.400" (10.15mm)
0805L020YR

0805L020YR

PTC RESET FUSE 9V 200MA 0805

Littelfuse Inc.

19,772 -
RFQ
0805L020YR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 9V 200 mA 500 mA 100 A 20 ms 650 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
0805L035YR

0805L035YR

PTC RESET FUSE 6V 350MA 0805

Littelfuse Inc.

14,354 -
RFQ
0805L035YR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 350 mA 750 mA 100 A 100 ms 250 mOhms 1.2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.030" (0.75mm) -
0805L010YR

0805L010YR

PTC RESET FUSE 15V 100MA 0805

Littelfuse Inc.

12,018 -
RFQ
0805L010YR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 15V 100 mA 300 mA 100 A 1.5 s 1 Ohms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.039" (1.00mm) -
0805L005/30YR

0805L005/30YR

PTC RESET FUSE 30V 50MA 0805

Littelfuse Inc.

8,332 -
RFQ
0805L005/30YR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 30V 50 mA 150 mA 40 A 1.5 s 3.6 Ohms 20 Ohms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.049" (1.25mm) -
0603L004YR

0603L004YR

PTC RESET FUSE 24V 40MA 0603

Littelfuse Inc.

119,060 -
RFQ
0603L004YR

Datasheet

0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 24V 40 mA 120 mA 20 A 1 s 4 Ohms 40 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0805L050WR

0805L050WR

PTC RESET FUSE 6V 500MA 0805

Littelfuse Inc.

59,278 -
RFQ
0805L050WR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 500 mA 1 A 100 A 100 ms 150 mOhms 850 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.049" (1.25mm) -
0603L010YR

0603L010YR

PTC RESET FUSE 15V 100MA 0603

Littelfuse Inc.

21,766 -
RFQ
0603L010YR

Datasheet

0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 15V 100 mA 300 mA 40 A 1 s 900 mOhms 6 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0603L035YR

0603L035YR

PTC RESET FUSE 6V 350MA 0603

Littelfuse Inc.

9,565 -
RFQ
0603L035YR

Datasheet

0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 6V 350 mA 750 mA 40 A 100 ms 200 mOhms 1 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.061" (1.55mm) -
0805L100WR

0805L100WR

PTC RESET FUSE 6V 1A 0805

Littelfuse Inc.

7,532 -
RFQ
0805L100WR

Datasheet

0805 (2012 Metric), Concave POLY-FUSE®, 0805L Tape & Reel (TR) Active Polymeric 6V 1 A 1.95 A 40 A 300 ms 60 mOhms 210 mOhms - -40°C ~ 85°C - - - Surface Mount 0.083" L x 0.053" W (2.10mm x 1.35mm) - 0.071" (1.80mm) -
0603L025YR

0603L025YR

PTC RESET FUSE 9V 250MA 0603

Littelfuse Inc.

5,961 -
RFQ
0603L025YR

Datasheet

0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 9V 250 mA 550 mA 40 A 80 ms 500 mOhms 3 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0603L020YR

0603L020YR

PTC RESET FUSE 9V 200MA 0603

Littelfuse Inc.

4,885 -
RFQ
0603L020YR

Datasheet

0603 (1608 Metric), Concave POLY-FUSE®, 0603L Tape & Reel (TR) Active Polymeric 9V 200 mA 500 mA 40 A 600 ms 550 mOhms 3.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.063" L x 0.032" W (1.60mm x 0.80mm) - 0.030" (0.75mm) -
0402L100SLKR

0402L100SLKR

PTC RESET FUSE 1.0A 6V 0402

Littelfuse Inc.

10,738 -
RFQ
0402L100SLKR

Datasheet

0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 1 A 2 A 40 A 200 ms 30 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
YQS8068

YQS8068

PTC RESET FUSE 265V 65MA RADIAL

Amphenol Advanced Sensors (Thermometrics)

1,945 -
RFQ
YQS8068

Datasheet

Radial, Disc YM Bulk Active Ceramic 265V 65 mA 98 mA 400 mA - - - 100 Ohms 0°C ~ 55°C - - - Through Hole 0.217" Dia x 0.197" T (5.50mm x 5.00mm) 0.472" (12.00mm) - 0.197" (5.00mm)
0402L035SLKR

0402L035SLKR

PTC RESET FUSE 6V 350MA 0402

Littelfuse Inc.

12,070 -
RFQ
0402L035SLKR

Datasheet

0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 350 mA 700 mA 50 A 100 ms 50 mOhms 700 mOhms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
1206L150/12SLYR

1206L150/12SLYR

PTC RESET FUSE 12V 1.5A 1206

Littelfuse Inc.

6,600 -
RFQ
1206L150/12SLYR

Datasheet

1206 (3216 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 12V 1.5 A 3 A 50 A 300 ms 10 mOhms 80 mOhms - -40°C ~ 85°C - - - Surface Mount 0.126" L x 0.065" W (3.20mm x 1.65mm) - 0.033" (0.85mm) -
0402L010SLKR

0402L010SLKR

PTC RESET FUSE 6V 100MA 0402

Littelfuse Inc.

13,494 -
RFQ
0402L010SLKR

Datasheet

0402 (1005 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 6V 100 mA 300 mA 40 A 1 s 150 mOhms 2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.039" L x 0.020" W (1.00mm x 0.50mm) - 0.024" (0.60mm) -
2920L700/24SLER

2920L700/24SLER

PTC RESET FUSE 7.0A 24V 2920

Littelfuse Inc.

2,743 -
RFQ
2920L700/24SLER

Datasheet

2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 7 A 14 A 50 A 2 s 1 mOhms 10 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
2920L500/24SLDR

2920L500/24SLDR

PTC RESET FUSE 5.0A 24V 2920

Littelfuse Inc.

1,950 -
RFQ
2920L500/24SLDR

Datasheet

2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 5 A 10 A 50 A 2 s 1 mOhms 18 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
2920L600/24SLER

2920L600/24SLER

PTC RESET FUSE 6.0A 24V 2920

Littelfuse Inc.

5,159 -
RFQ
2920L600/24SLER

Datasheet

2920 (7351 Metric), Concave POLY-FUSE®, LoRho Tape & Reel (TR) Active Polymeric 24V 6 A 12 A 50 A 2 s 1 mOhms 12 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.079" (2.00mm) -
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