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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
Type
Voltage - Max
Current - Max
Current - Hold (Ih) (Max)
Current - Trip (It)
Time to Trip
Resistance - Initial (Ri) (Min)
Resistance - Post Trip (R1) (Max)
Operating Temperature
Ratings
Mounting Type
Package / Case
Size / Dimension
Height - Seated (Max)
Thickness (Max)
Lead Spacing
SMD Series
SMD050F-2
PTC RESET FUSE 60V 500MA 2SMD
Littelfuse Inc.
223,486
In Stock
1 : $0.47000
Cut Tape (CT)
2,000 : $0.19782
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric60V10 A500 mA1 A4 s350 mOhms1.4 Ohms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.125" (3.18mm)-
SMD Series
SMD100F-2
PTC RESET FUSE 30V 1.1A 2SMD
Littelfuse Inc.
110,248
In Stock
1 : $0.47000
Cut Tape (CT)
2,000 : $0.19782
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric30V40 A1.1 A2.2 A500 ms120 mOhms480 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD030F-2
PTC RESET FUSE 60V 300MA 2SMD
Littelfuse Inc.
195,073
In Stock
1 : $0.48000
Cut Tape (CT)
2,000 : $0.20235
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric60V10 A300 mA600 mA3 s1.2 Ohms4.8 Ohms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.125" (3.18mm)-
SMD Series
SMD125F-2
PTC RESET FUSE 15V 1.25A 2SMD
Littelfuse Inc.
59,965
In Stock
1 : $0.50000
Cut Tape (CT)
2,000 : $0.20984
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A1.25 A2.5 A2 s70 mOhms--40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD075F/60-2
SMD075F/60-2
PTC RESET FUSE 60V 750MA 2SMD
Littelfuse Inc.
44,213
In Stock
1 : $0.54000
Cut Tape (CT)
2,000 : $0.22483
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric60V10 A750 mA1.5 A300 ms350 mOhms--40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.125" (3.18mm)-
SMD Series
SMD100F/33-2
PTC RESET FUSE 33V 1.1A 2SMD
Littelfuse Inc.
59,734
In Stock
678,000
Factory
1 : $0.56000
Cut Tape (CT)
2,000 : $0.23232
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric33V40 A1.1 A2.2 A500 ms120 mOhms410 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD150F/33-2
PTC RESET FUSE 33V 1.5A 2SMD
Littelfuse Inc.
34,970
In Stock
1 : $0.54000
Cut Tape (CT)
1,500 : $0.23285
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric33V40 A1.5 A3 A5 s80 mOhms230 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD Series
SMD250F-2
PTC RESET FUSE 15V 2.5A 2SMD
Littelfuse Inc.
50,017
In Stock
1 : $0.54000
Cut Tape (CT)
1,500 : $0.23285
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A2.5 A5 A25 s35 mOhms85 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD Series
SMD185F-2
PTC RESET FUSE 33V 1.85A 2SMD
Littelfuse Inc.
67,856
In Stock
381,000
Factory
1 : $0.67000
Cut Tape (CT)
1,500 : $0.29187
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric33V40 A1.85 A3.6 A5 s65 mOhms165 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD Series
SMD150F-2
PTC RESET FUSE 15V 1.5A 2SMD
Littelfuse Inc.
111,615
In Stock
1 : $0.59000
Cut Tape (CT)
1,500 : $0.25614
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A1.5 A3 A5 s60 mOhms250 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD030F-2018-2
SMD030F-2018-2
PTC RESET FUSE 60V 300MA 2SMD
Littelfuse Inc.
14,825
In Stock
1 : $0.64000
Cut Tape (CT)
4,000 : $0.26206
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric60V20 A300 mA800 mA1.5 s500 mOhms2.3 Ohms-40°C ~ 85°C-Surface Mount2-SMD0.200" L x 0.180" W (5.08mm x 4.58mm)-0.070" (1.78mm)-
SMD Series
SMD150F/33-2920-2
PTC RESET FUSE 33V 1.5A 2SMD
Littelfuse Inc.
7,776
In Stock
26,000
Factory
1 : $0.63000
Cut Tape (CT)
2,000 : $0.26385
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric33V40 A1.5 A3 A5 s80 mOhms--40°C ~ 85°C-Surface Mount2-SMD0.289" L x 0.202" W (7.35mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD200F/24-2920-2
PTC RESET FUSE 24V 2A 2SMD
Littelfuse Inc.
4,089
In Stock
1 : $0.63000
Cut Tape (CT)
2,000 : $0.26385
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric24V40 A2 A4 A5 s50 mOhms125 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD100F-2018-2
PTC RESET FUSE 15V 1.1A 2SMD
Littelfuse Inc.
11,888
In Stock
124,000
Factory
1 : $0.65000
Cut Tape (CT)
4,000 : $0.26650
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A1.1 A2.2 A500 ms100 mOhms400 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.200" L x 0.180" W (5.08mm x 4.58mm)-0.060" (1.52mm)-
SMD Series
SMD200F-2
PTC RESET FUSE 15V 2A 2SMD
Littelfuse Inc.
52,392
In Stock
1 : $0.63000
Cut Tape (CT)
1,500 : $0.27327
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A2 A4 A12 s50 mOhms125 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD Series
SMD300F-2
PTC RESET FUSE 6V 3A 2SMD
Littelfuse Inc.
7,032
In Stock
1 : $0.66000
Cut Tape (CT)
2,000 : $0.27729
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric6V40 A3 A6 A35 s15 mOhms48 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD300F/15-2
PTC RESET FUSE 15V 3A 2SMD
Littelfuse Inc.
6,720
In Stock
1 : $0.67000
Cut Tape (CT)
2,000 : $0.28181
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A3 A6 A35 s15 mOhms50 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD150F-2018-2
SMD150F-2018-2
PTC RESET FUSE 15V 1.5A 2SMD
Littelfuse Inc.
8,880
In Stock
1 : $0.65000
Cut Tape (CT)
4,000 : $0.26650
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A1.5 A3 A5 s60 mOhms--40°C ~ 85°C-Surface Mount2-SMD0.200" L x 0.180" W (5.08mm x 4.58mm)-0.060" (1.52mm)-
SMD Series
SMD260F-2
PTC RESET FUSE 6V 2.6A 2SMD
Littelfuse Inc.
10,877
In Stock
1 : $0.66000
Cut Tape (CT)
2,000 : $0.27729
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric6V40 A2.6 A5.2 A20 s25 mOhms75 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMDH120-2
SMDH120-2
PTC RESET FUSE 16V 1.2A 2SMD
Littelfuse Inc.
3,438
In Stock
1 : $0.73000
Cut Tape (CT)
2,000 : $0.30571
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric16V50 A1.2 A2.3 A2 s150 mOhms---Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD Series
SMD075F-2
PTC RESET FUSE 30V 750MA 2SMD
Littelfuse Inc.
618
In Stock
58,000
Factory
1 : $0.50000
Cut Tape (CT)
2,000 : $0.20687
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric30V40 A750 mA1.5 A300 ms350 mOhms1 Ohms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.125" (3.18mm)-
SMDH160-2
SMDH160-2
PTC RESET FUSE 16V 1.6A 2SMD
Littelfuse Inc.
690
In Stock
1 : $0.80000
Cut Tape (CT)
1,500 : $0.34460
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric16V70 A1.6 A3.2 A15 s50 mOhms150 mOhms-40°C ~ 125°C-Surface Mount2-SMD0.343" L x 0.250" W (8.70mm x 6.36mm)-0.118" (3.00mm)-
SMD Series
SMD250F/15-2920-2
PTC RESET FUSE 15V 2.5A 2SMD
Littelfuse Inc.
2
In Stock
1 : $0.63000
Cut Tape (CT)
2,000 : $0.26385
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric15V40 A2.5 A5 A10 s35 mOhms85 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.290" L x 0.202" W (7.36mm x 5.12mm)-0.118" (3.00mm)-
SMD200F-2018-2
SMD200F-2018-2
PTC RESET FUSE 6V 2A 2SMD
Littelfuse Inc.
0
In Stock
Check Lead Time
4,000 : $0.25178
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActivePolymeric6V40 A2 A4.2 A3 s48 mOhms100 mOhms-40°C ~ 85°C-Surface Mount2-SMD0.200" L x 0.180" W (5.08mm x 4.58mm)-0.060" (1.52mm)-
SMD Series
SMD075-2
POLYSWITCH 0.75A HOLD SMD
Littelfuse Inc.
0
In Stock
Obsolete
Cut Tape (CT)
Digi-Reel®
ObsoletePolymeric30V40 A750 mA1.5 A300 ms350 mOhms1 Ohms-40°C ~ 85°C-Surface Mount2920 (7351 Metric)0.290" L x 0.202" W (7.36mm x 5.12mm)-0.125" (3.18mm)-
Showing
1 - 25
of 34

PTC Resettable Fuses


PTC Resettable Fuses are designed to stop current flow when it exceeds a certain limit (overcurrent protection). The Fuses work by increasing its resistance as its temperature rises due to the current increase. The trip current ranges from 14 mA to 50 A with the Time to trip ranging from 8 ms to 90 s. PTC = Positive Temperature Coefficient.