PTC Resettable Fuses

Results: 8
Series
POLY-FUSE®, 0603LPOLY-FUSE®, 1812LPOLY-FUSE®, LoRhoPolySwitch®, RUEF
Packaging
BagCut Tape (CT)Digi-Reel®Tape & Reel (TR)
Voltage - Max
15V24V30V
Current - Hold (Ih) (Max)
100 mA200 mA750 mA1.1 A2.5 A3 A5 A
Current - Trip (It)
300 mA400 mA1.5 A1.95 A5 A6 A10 A
Current - Max
20 A40 A50 A100 A
Time to Trip
20 ms200 ms500 ms1 s2 s10.3 s10.8 s14.5 s
Resistance - Initial (Ri) (Min)
1 mOhms10 mOhms20 mOhms60 mOhms110 mOhms800 mOhms900 mOhms
Resistance - Post Trip (R1) (Max)
30 mOhms50 mOhms70 mOhms80 mOhms200 mOhms290 mOhms5 Ohms6 Ohms
Operating Temperature
-40°C ~ 85°C-
Mounting Type
Surface MountThrough Hole
Package / Case
0603 (1608 Metric), Concave1812 (4532 Metric), ConcaveRadial, Disc
Size / Dimension
0.063" L x 0.032" W (1.60mm x 0.80mm)0.179" L x 0.128" W (4.55mm x 3.24mm)0.181" L x 0.128" W (4.60mm x 3.24mm)0.449" L x 0.118" W (11.40mm x 3.00mm)0.551" L x 0.120" W (14.00mm x 3.00mm)
Height - Seated (Max)
0.650" (16.50mm)0.720" (18.30mm)0.949" (24.10mm)-
Thickness (Max)
0.030" (0.75mm)0.032" (0.82mm)0.039" (1.00mm)0.042" (1.07mm)0.061" (1.55mm)-
Lead Spacing
0.199" (5.05mm)0.400" (10.15mm)-
Stocking Options
Environmental Options
Media
Marketplace Product
8Results

Showing
of 8
Compare
Mfr Part #
Quantity Available
Price
Series
Package
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)
Operating Temperature
Grade
Qualification
Ratings
Mounting Type
Package / Case
Size / Dimension
Height - Seated (Max)
Thickness (Max)
Lead Spacing
RUEF90,110,135,160,185,250 Series
RUEF250
PTC RESET FUSE 30V 2.5A RADIAL
Littelfuse Inc.
23,949
In Stock
1 : ¥3.86000
Bag
Bag
Active
Polymeric
30V
2.5 A
5 A
100 A
10.3 s
20 mOhms
70 mOhms
-
-
-
-
Through Hole
Radial, Disc
0.449" L x 0.118" W (11.40mm x 3.00mm)
0.720" (18.30mm)
-
0.199" (5.05mm)
1812L Series
1812L020PR
PTC RESET FUSE 30V 200MA 1812
Littelfuse Inc.
29,857
In Stock
1 : ¥4.10000
Cut Tape (CT)
2,000 : ¥1.53020
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Polymeric
30V
200 mA
400 mA
100 A
20 ms
800 mOhms
5 Ohms
-40°C ~ 85°C
-
-
-
Surface Mount
1812 (4532 Metric), Concave
0.179" L x 0.128" W (4.55mm x 3.24mm)
-
0.039" (1.00mm)
-
RUEF300,400,500,600,700,800,900 Series
RUEF300
PTC RESET FUSE 30V 3A RADIAL
Littelfuse Inc.
4,282
In Stock
1 : ¥4.19000
Bag
Bag
Active
Polymeric
30V
3 A
6 A
100 A
10.8 s
20 mOhms
80 mOhms
-40°C ~ 85°C
-
-
-
Through Hole
Radial, Disc
0.449" L x 0.118" W (11.40mm x 3.00mm)
0.650" (16.50mm)
-
0.199" (5.05mm)
0603L Series
0603L010YR
PTC RESET FUSE 15V 100MA 0603
Littelfuse Inc.
43,794
In Stock
1 : ¥8.46000
Cut Tape (CT)
4,000 : ¥3.26343
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Polymeric
15V
100 mA
300 mA
40 A
1 s
900 mOhms
6 Ohms
-40°C ~ 85°C
-
-
-
Surface Mount
0603 (1608 Metric), Concave
0.063" L x 0.032" W (1.60mm x 0.80mm)
-
0.030" (0.75mm)
-
1812L300-24SLER
1812L300/24SLER
PTC RESET FUSE 3.0A 24V 1812
Littelfuse Inc.
4,826
In Stock
65,000
Factory
1 : ¥17.98000
Cut Tape (CT)
2,500 : ¥7.07074
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Polymeric
24V
3 A
6 A
50 A
2 s
1 mOhms
30 mOhms
-40°C ~ 85°C
-
-
-
Surface Mount
1812 (4532 Metric), Concave
0.181" L x 0.128" W (4.60mm x 3.24mm)
-
0.032" (0.82mm)
-
1812L Series
1812L110/24DR
PTC RESET FUSE 24V 1.1A 1812
Littelfuse Inc.
11,016
In Stock
1 : ¥5.01000
Cut Tape (CT)
1,500 : ¥1.95209
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Polymeric
24V
1.1 A
1.95 A
20 A
500 ms
60 mOhms
200 mOhms
-40°C ~ 85°C
-
-
-
Surface Mount
1812 (4532 Metric), Concave
0.179" L x 0.128" W (4.55mm x 3.24mm)
-
0.042" (1.07mm)
-
1812L Series
1812L075/24DR
PTC RESET FUSE 24V 750MA 1812
Littelfuse Inc.
25,355
In Stock
631,500
Factory
1 : ¥5.25000
Cut Tape (CT)
1,500 : ¥2.05499
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Polymeric
24V
750 mA
1.5 A
100 A
200 ms
110 mOhms
290 mOhms
-40°C ~ 85°C
Automotive
AEC-Q200
-
Surface Mount
1812 (4532 Metric), Concave
0.179" L x 0.128" W (4.55mm x 3.24mm)
-
0.061" (1.55mm)
-
RUEF300,400,500,600,700,800,900 Series
RUEF500
PTC RESET FUSE 30V 5A RADIAL
Littelfuse Inc.
9,161
In Stock
1 : ¥6.16000
Bag
Bag
Bag
Active
Polymeric
30V
5 A
10 A
100 A
14.5 s
10 mOhms
50 mOhms
-40°C ~ 85°C
-
-
-
Through Hole
Radial, Disc
0.551" L x 0.120" W (14.00mm x 3.00mm)
0.949" (24.10mm)
-
0.400" (10.15mm)
Showing
of 8

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.