Certifications

iso9001
iso14001
icas
Delivery
security
warranty
roiginal
RoHS
UL
Millions of Electronic Parts In Stock. Price & Lead Time Quotes within 24 Hours.

Littelfuse PTC Resettable Fuses

Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Show Filters
Reset Filters
Apply Filters
CategoryPower / Circuit Protection / PTC Resettable Fuses
ManufacturerLittelfuse Inc.
Records 1,697
Page 17/57
Image
Part Number
Manufacturer
Description
In Stock
Quantity
Series
Type
Voltage - Max
Current - Max
Current - Hold (Ih) (Max)
Current - Trip (It)
Time to Trip
Resistance - Initial (Ri) (Min)
Resistance - Post Trip (R1) (Max)
Resistance - 25°C (Typ)
Operating Temperature
Ratings
Mounting Type
Package / Case
Size / Dimension
Height - Seated (Max)
Thickness (Max)
Lead Spacing
16R250BPR
Littelfuse
PTC RESET FUSE 16V 2.5A RADIAL
5,796
POLY-FUSE®, USBR
Polymeric
16V
40A
2.5A
5A
40s
20 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.449" L x 0.118" W (11.40mm x 3.00mm)
0.720" (18.30mm)
-
0.201" (5.10mm)
SMD200F-2
Littelfuse
PTC RESET FUSE 15V 2A 2SMD
8,118
PolySwitch®, SMD
Polymeric
15V
40A
2A
4A
12s
50 mOhms
125 mOhms
-
-40°C ~ 85°C
-
Surface Mount
2-SMD
0.343" L x 0.250" W (8.70mm x 6.36mm)
-
0.118" (3.00mm)
-
RGEF400K-2
Littelfuse
PTC RESET FUSE 16V 4A RADIAL
6,264
PolySwitch®, RGEF
Polymeric
16V
100A
4A
6.8A
1.7s
21 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.331" L x 0.098" W (8.40mm x 2.50mm)
0.504" (12.80mm)
-
0.199" (5.05mm)
RGEF400-2
Littelfuse
PTC RESET FUSE 16V 4A RADIAL
185
PolySwitch®, RGEF
Polymeric
16V
100A
4A
6.8A
1.7s
21 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.331" L x 0.098" W (8.40mm x 2.50mm)
0.504" (12.80mm)
-
0.199" (5.05mm)
RGEF500-1
Littelfuse
PTC RESET FUSE 16V 5A RADIAL
20,928
PolySwitch®, RGEF
Polymeric
16V
100A
5A
8.5A
2s
15 mOhms
34 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.390" L x 0.098" W (9.90mm x 2.50mm)
0.563" (14.30mm)
-
0.199" (5.05mm)
RGEF400K-AP
Littelfuse
PTC RESET FUSE 16V 4A RADIAL
4,932
PolySwitch®, RGEF
Polymeric
16V
100A
4A
6.8A
1.7s
21 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.331" L x 0.098" W (8.40mm x 2.50mm)
0.504" (12.80mm)
-
0.199" (5.05mm)
30R300UPR
Littelfuse
PTC RESET FUSE 30V 3A RADIAL
37,897
POLY-FUSE®, 30R
Polymeric
30V
40A
3A
6A
10.8s
20 mOhms
80 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.449" L x 0.118" W (11.40mm x 3.00mm)
0.756" (19.20mm)
-
0.201" (5.10mm)
TRF250-110UT
Littelfuse
PTC RESET FUSE 60V 110MA RADIAL
19,338
PolySwitch®, TRF250
Polymeric
60V (250V Int)
3A
110mA
220mA
1.2s
5 Ohms
16 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.209" Dia x 0.150" T (5.30mm x 3.80mm)
0.370" (9.40mm)
-
0.197" (5.00mm)
LVR008NS-1
Littelfuse
PTC RESET FUSE 240V 80MA RADIAL
17,478
PolySwitch®, LVR
Polymeric
240V (265V Int)
1.2A
80mA
190mA
10s
7.4 Ohms
26 Ohms
-
-20°C ~ 85°C
-
Through Hole
Radial, Disc
0.283" Dia x 0.181" T (7.20mm x 4.60mm)
0.402" (10.20mm)
-
0.200" (5.08mm)
SMDC050F-2
Littelfuse
PTC RESET FUSE 60V 500MA 2920
5,239
SMDC
Polymeric
60V
10A
500mA
1A
4s
150 mOhms
1.2 Ohms
-
-
-
Surface Mount
2920 (7351 Metric), Concave
0.295" L x 0.201" W (7.50mm x 5.10mm)
-
0.035" (0.90mm)
-
MICROSMD200F-2
Littelfuse
PTC RESET FUSE 6V 2A 1210
33,824
PolySwitch®, microSMD
Polymeric
6V
100A
2A
4A
2.5s
20 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Surface Mount
1210 (3225 Metric), Concave
0.127" L x 0.102" W (3.22mm x 2.58mm)
-
0.046" (1.17mm)
-
16R400GPR
Littelfuse
PTC RESET FUSE 16V 4A RADIAL
153
POLY-FUSE®, 16R
Polymeric
16V
100A
4A
6.8A
1.7s
21 mOhms
60 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.350" L x 0.118" W (8.90mm x 3.00mm)
0.504" (12.80mm)
-
0.201" (5.10mm)
TRF250-110U
Littelfuse
PTC RESET FUSE 60V 110MA RADIAL
15,066
PolySwitch®, TRF250
Polymeric
60V (250V Int)
3A
110mA
220mA
1.2s
5 Ohms
16 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.209" Dia x 0.150" T (5.30mm x 3.80mm)
0.370" (9.40mm)
-
0.197" (5.00mm)
MINIASMDC110F/24-2
Littelfuse
PTC RESET FUSE 24V 1.1A 1812
2,345
PolySwitch®, miniASMD
Polymeric
24V
20A
1.1A
2.2A
500ms
60 mOhms
180 mOhms
-
-40°C ~ 85°C
AEC-Q200
Surface Mount
1812 (4532 Metric), Concave
0.181" L x 0.128" W (4.60mm x 3.24mm)
-
0.057" (1.46mm)
-
TRF250-183U
Littelfuse
PTC RESET FUSE 100V 183MA RADIAL
40,842
PolySwitch®, TRF250
Polymeric
100V (250V Int)
10A
183mA
685mA
1.8s
800 mOhms
3.4 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.256" Dia x 0.118" T (6.50mm x 3.00mm)
0.394" (10.00mm)
-
0.197" (5.00mm)
TRF250-183S
Littelfuse
PTC RESET FUSE 100V 183MA RADIAL
45
PolySwitch®, TRF250
Polymeric
100V (250V Int)
10A
183mA
685mA
1.8s
800 mOhms
3.4 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.295" Dia x 0.150" T (7.50mm x 3.80mm)
0.374" (9.50mm)
-
0.197" (5.00mm)
TRF250-183US
Littelfuse
PTC RESET FUSE 100V 183MA RADIAL
16,500
PolySwitch®, TRF250
Polymeric
100V (250V Int)
10A
183mA
685mA
1.8s
800 mOhms
3.4 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.256" Dia x 0.118" T (6.50mm x 3.00mm)
0.256" (6.50mm)
-
0.197" (5.00mm)
RGEF700-1
Littelfuse
PTC RESET FUSE 16V 7A RADIAL
17,022
PolySwitch®, RGEF
Polymeric
16V
100A
7A
11.9A
3.5s
7.7 mOhms
20 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.421" L x 0.098" W (10.70mm x 2.50mm)
0.776" (19.70mm)
-
0.199" (5.05mm)
RGEF500K-AP
Littelfuse
PTC RESET FUSE 16V 5A RADIAL
3,294
PolySwitch®, RGEF
Polymeric
16V
100A
5A
8.5A
2s
15 mOhms
34 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.390" L x 0.098" W (9.90mm x 2.50mm)
0.563" (14.30mm)
-
0.199" (5.05mm)
RGEF500-AP
Littelfuse
PTC RESET FUSE 16V 5A RADIAL
3,942
PolySwitch®, RGEF
Polymeric
16V
100A
5A
8.5A
2s
15 mOhms
34 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.390" L x 0.098" W (9.90mm x 2.50mm)
0.563" (14.30mm)
-
0.199" (5.05mm)
RGEF500-2
Littelfuse
PTC RESET FUSE 16V 5A RADIAL
1,332
PolySwitch®, RGEF
Polymeric
16V
100A
5A
8.5A
2s
15 mOhms
34 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.390" L x 0.098" W (9.90mm x 2.50mm)
0.563" (14.30mm)
-
0.199" (5.05mm)
RGEF500K-2
Littelfuse
PTC RESET FUSE 16V 5A RADIAL
5,688
PolySwitch®, RGEF
Polymeric
16V
100A
5A
8.5A
2s
15 mOhms
34 mOhms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.390" L x 0.098" W (9.90mm x 2.50mm)
0.563" (14.30mm)
-
0.199" (5.05mm)
MINIASMDC075F/24-2
Littelfuse
PTC RESET FUSE 24V 750MA 1812
1,559
PolySwitch®, miniASMD
Polymeric
24V
40A
750mA
1.5A
300ms
90 mOhms
290 mOhms
-
-40°C ~ 85°C
AEC-Q200
Surface Mount
1812 (4532 Metric), Concave
0.181" L x 0.128" W (4.60mm x 3.24mm)
-
0.057" (1.46mm)
-
PICOSMDC012S-2
Littelfuse
PTC RESET FUSE 15V 120MA 0805
6,399
PolySwitch®, picoSMD
Polymeric
15V
100A
120mA
300mA
100ms
1.5 Ohms
9 Ohms
-
-40°C ~ 85°C
-
Surface Mount
0805 (2012 Metric), Concave
0.083" L x 0.055" W (2.10mm x 1.40mm)
-
0.027" (0.68mm)
-
NANOSMDCH010F-02
Littelfuse
PTC RESET FUSE 30V 100MA 1206
2,250
PolySwitch®, nanoSMD
Polymeric
30V
10A
100mA
350mA
100ms
1.1 Ohms
10 Ohms
-
-40°C ~ 125°C
-
Surface Mount
1206 (3216 Metric), Concave
0.126" L x 0.063" W (3.20mm x 1.59mm)
-
0.028" (0.70mm)
-
LVR025S-1
Littelfuse
PTC RESET FUSE 240V 250MA RADIAL
6,017
PolySwitch®, LVR
Polymeric
240V (265V Int)
3.5A
250mA
560mA
18.5s
1.3 Ohms
3.8 Ohms
-
-20°C ~ 85°C
-
Through Hole
Radial, Disc
0.378" L x 0.150" W (9.60mm x 3.80mm)
0.685" (17.40mm)
-
0.200" (5.08mm)
LVR008NK-2
Littelfuse
LVR008NK-2
2,394
PolySwitch®, LVR
Polymeric
240V (265V Int)
1.2A
80mA
190mA
10s
7.4 Ohms
26 Ohms
-
-20°C ~ 85°C
-
Through Hole
Radial, Disc
0.283" Dia x 0.181" T (7.20mm x 4.60mm)
0.488" (12.40mm)
-
0.199" (5.05mm)
MINIASMDC260F/16-2
Littelfuse
PTC RESET FUSE 16V 2.6A 1812
6,371
PolySwitch®, miniASMD
Polymeric
16V
100A
2.6A
5A
5s
15 mOhms
50 mOhms
-
-40°C ~ 85°C
AEC-Q200
Surface Mount
1812 (4532 Metric), Concave
0.181" L x 0.128" W (4.60mm x 3.24mm)
-
0.060" (1.52mm)
-
TRF250-145US-B-0.5
Littelfuse
PTC RESET FUSE 60V 145MA RADIAL
19,392
PolySwitch®, TRF250
Polymeric
60V (250V Int)
3A
145mA
290mA
4s
3.5 Ohms
14 Ohms
-
-40°C ~ 85°C
-
Through Hole
Radial, Disc
0.236" L x 0.150" W (6.00mm x 3.80mm)
0.394" (10.00mm)
-
0.197" (5.00mm)
AHS120-2
Littelfuse
PTC RESET FUSE 16V 1.2A 2SMD
5,076
PolySwitch®, AHS
Polymeric
16V
50A
1.2A
2.3A
2s
150 mOhms
340 mOhms
-
-40°C ~ 125°C
AEC-Q200
Surface Mount
2-SMD
0.290" L x 0.202" W (7.36mm x 5.12mm)
-
0.118" (3.00mm)
-