PTC Resettable Fuses

Photo Mfr. Part # Availability 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
RHEF450

RHEF450

PTC RESET FUSE 16V 4.5A RADIAL

Littelfuse Inc.

248
RFQ
Datasheet Radial, Disc PolySwitch®, RHEF Bag Active Polymeric 16V 4.5 A 7.8 A 100 A 3 s 22 mOhms 54 mOhms - -40°C ~ 125°C - - - Through Hole 0.409" L x 0.118" W (10.40mm x 3.00mm) 0.614" (15.60mm) - 0.199" (5.05mm)
RHEF300

RHEF300

PTC RESET FUSE 16V 3A RADIAL

Littelfuse Inc.

470
RFQ
Datasheet Radial, Disc PolySwitch®, RHEF Bag Active Polymeric 16V 3 A 6 A 100 A 5 s 33 mOhms 79 mOhms - -40°C ~ 125°C - - - Through Hole 0.350" Dia x 0.118" T (8.90mm x 3.00mm) 0.543" (13.80mm) - 0.199" (5.05mm)
2920L050/72DR

2920L050/72DR

POLYSWITCH RESETTABLE PPTC

Littelfuse Inc.

321
RFQ
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, 2920L Tape & Reel (TR) Active Polymeric 72V 500 mA 1 A 10 A 5 s 300 mOhms 1.5 Ohms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.049" (1.25mm) -
TRF250-080T

TRF250-080T

PTC RESET FUSE 60V 80MA RADIAL

Littelfuse Inc.

740
RFQ
Datasheet Radial, Disc PolySwitch®, TRF250 Bag Active Polymeric 60V (250V Int) 80 mA 160 mA 3 A 4 s 15 Ohms 33 Ohms - -40°C ~ 85°C - - - Through Hole 0.228" Dia x 0.181" T (5.80mm x 4.60mm) 0.390" (9.90mm) - 0.197" (5.00mm)
LVR040K

LVR040K

PTC RESET FUSE 240V 400MA RADIAL

Littelfuse Inc.

362
RFQ
Datasheet Radial, Disc PolySwitch®, LVR Bag Active Polymeric 240V (265V Int) 400 mA 900 mA 5.5 A 24 s 600 mOhms 1.9 Ohms - -20°C ~ 85°C - - - Through Hole 0.453" L x 0.150" W (11.50mm x 3.80mm) 0.823" (20.90mm) - 0.200" (5.08mm)
RKEF375

RKEF375

PTC RESET FUSE 60V 3.75A RADIAL

Littelfuse Inc.

896
RFQ
Datasheet Radial, Disc PolySwitch®, RKEF Bag Active Polymeric 60V 3.75 A 7.5 A 40 A 22 s 17 mOhms 60 mOhms - -40°C ~ 85°C - - - Through Hole 0.650" L x 0.118" W (16.50mm x 3.00mm) 0.992" (25.20mm) - 0.199" (5.05mm)
PICOASMDCH010F-2

PICOASMDCH010F-2

PTC RESET FUSE 16V 100MA 0805

Littelfuse Inc.

681
RFQ
Datasheet 0805 (2012 Metric), Concave PolySwitch®, picoASMD Tape & Reel (TR) Active Polymeric 16V 100 mA 600 mA 40 A 1.5 s 1 Ohms 10 Ohms - -40°C ~ 125°C Automotive AEC-Q200 - Surface Mount 0.083" L x 0.055" W (2.10mm x 1.40mm) - 0.031" (0.78mm) -
30R110UPR

30R110UPR

PTC RESET FUSE 30V 1.1A RADIAL

Littelfuse Inc.

289
RFQ
Datasheet Radial, Disc POLY-FUSE®, 30R Cut Tape (CT) Active Polymeric 30V 1.1 A 2.2 A 40 A 6.6 s 50 mOhms 170 mOhms - -40°C ~ 85°C - - - Through Hole 0.291" L x 0.118" W (7.40mm x 3.00mm) 0.559" (14.20mm) - 0.201" (5.10mm)
2920L150/60MR

2920L150/60MR

POLYSWITCH RESETTABLE PPTC

Littelfuse Inc.

297
RFQ
Datasheet 2920 (7351 Metric), Concave POLY-FUSE®, 2920L Tape & Reel (TR) Active Polymeric 60V 1.5 A 3 A 20 A 5 s 70 mOhms 250 mOhms - -40°C ~ 85°C - - - Surface Mount 0.290" L x 0.202" W (7.36mm x 5.12mm) - 0.071" (1.80mm) -
RUEF600-2

RUEF600-2

PTC RESET FUSE 30V 6A RADIAL

Littelfuse Inc.

1,002
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Tape & Reel (TR) Active Polymeric 30V 6 A 12 A 100 A 16 s 5 mOhms 40 mOhms - -40°C ~ 85°C - - - Through Hole 0.650" L x 0.118" W (16.50mm x 3.00mm) 0.949" (24.10mm) - 0.400" (10.15mm)
RUEF700

RUEF700

PTC RESET FUSE 30V 7A RADIAL

Littelfuse Inc.

538
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Bag Active Polymeric 30V 7 A 14 A 100 A 17.5 s 5 mOhms 30 mOhms - -40°C ~ 85°C - - - Through Hole 0.752" L x 0.118" W (19.10mm x 3.00mm) 1.020" (25.90mm) - 0.400" (10.15mm)
RXEF250-2

RXEF250-2

PTC RESET FUSE 72V 2.5A RADIAL

Littelfuse Inc.

1,637
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 72V 2.5 A 5 A 40 A 15.6 s 50 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.819" Dia x 0.118" T (20.80mm x 3.00mm) 1.000" (25.40mm) - 0.400" (10.15mm)
30R300UU

30R300UU

PTC RESET FUSE 30V 3A RADIAL

Littelfuse Inc.

749
RFQ
Datasheet Radial, Disc POLY-FUSE®, 30R Bulk Active Polymeric 30V 3 A 6 A 40 A 10.8 s 20 mOhms 80 mOhms - -40°C ~ 85°C - - - Through Hole 0.449" L x 0.118" W (11.40mm x 3.00mm) 0.756" (19.20mm) - 0.201" (5.10mm)
600R160UR

600R160UR

PTC RESET FUSE 60V 160MA RADIAL

Littelfuse Inc.

50
RFQ
Datasheet Radial, Disc POLY-FUSE®, 600R Cut Tape (CT) Active Polymeric 60V (600V Int) 160 mA 320 mA 3 A 10 s 4 Ohms 18 Ohms - -40°C ~ 85°C - - - Through Hole 0.630" L x 0.236" W (16.00mm x 6.00mm) 0.496" (12.60mm) - 0.201" (5.10mm)
3425L260/60UR

3425L260/60UR

3425L PPTC

Littelfuse Inc.

1,037
RFQ
Datasheet Nonstandard SMD 3425L Tape & Reel (TR) Active Polymeric 60V 2.6 A 5.2 A 20 A 10 s 20 mOhms 120 mOhms - -40°C ~ 85°C - - - Surface Mount 0.341" L x 0.250" W (8.65mm x 6.35mm) - 0.118" (3.00mm) -
60R300XF

60R300XF

PTC RESET FUSE 60V 3A RADIAL

Littelfuse Inc.

33
RFQ
Datasheet Radial, Disc POLY-FUSE®, 60R Bulk Active Polymeric 60V 3 A 6 A 40 A 19.8 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.910" Dia x 0.122" T (23.11mm x 3.10mm) 1.154" (29.30mm) - 0.402" (10.20mm)
RXEF017S

RXEF017S

PTC RESET FUSE 60V 170MA RADIAL

Littelfuse Inc.

737
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 60V 170 mA 340 mA 40 A 3 s 3.3 Ohms 8 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.500" (12.70mm) - 0.199" (5.05mm)
RXEF010S

RXEF010S

PTC RESET FUSE 60V 100MA RADIAL

Littelfuse Inc.

560
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Bag Active Polymeric 60V 100 mA 200 mA 40 A 4 s 2.5 Ohms 7.5 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.457" (11.60mm) - 0.199" (5.05mm)
RXEF025-AP

RXEF025-AP

PTC RESET FUSE 72V 250MA RADIAL

Littelfuse Inc.

389
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 250 mA 500 mA 40 A 2.5 s 1.25 Ohms 3 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.118" T (7.40mm x 3.00mm) 0.500" (12.70mm) - 0.199" (5.05mm)
RKEF065

RKEF065

PTC RESET FUSE 60V 650MA RADIAL

Littelfuse Inc.

337
RFQ
Datasheet Radial, Disc PolySwitch®, RKEF Bag Active Polymeric 60V 650 mA 1.3 A 40 A 1 s 250 mOhms 720 mOhms - -40°C ~ 85°C - - - Through Hole 0.280" L x 0.140" W (7.10mm x 3.56mm) 0.480" (12.20mm) - 0.199" (5.05mm)
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