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
TSM600-400F-2

TSM600-400F-2

PTC RESET FUSE 250V 400MA 4SMD

Littelfuse Inc.

240
RFQ
Datasheet 4-SMD PolySwitch®, TSM Tape & Reel (TR) Active Polymeric 250V (600V Int) 400 mA 1 A 60 A 14 s 500 mOhms 2 Ohms - -40°C ~ 85°C - - - Surface Mount 0.681" L x 0.425" W (17.30mm x 10.80mm) - 0.451" (11.45mm) -
RUSBF155

RUSBF155

PTC RESET FUSE 6V 1.55A RADIAL

Littelfuse Inc.

3,868
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Bag Active Polymeric 6V 1.55 A 2.65 A 40 A 2.2 s 40 mOhms 100 mOhms - -40°C ~ 85°C - - - Through Hole 0.272" Dia x 0.122" T (6.90mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
VTP240F

VTP240F

PTC RESET FUSE 16V 2.4A STRAP

Littelfuse Inc.

6,000
RFQ
Datasheet Strap PolySwitch®, VTP Bulk Active Polymeric 16V 2.4 A 5.9 A 100 A 5 s 14 mOhms 52 mOhms - - - - - User Defined 0.984" L x 0.201" W (25.00mm x 5.10mm) - 0.032" (0.80mm) -
RXEF030S-2

RXEF030S-2

PTC RESET FUSE 72V 300MA RADIAL

Littelfuse Inc.

5,693
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) Active Polymeric 72V 300 mA 600 mA 40 A 3 s 880 mOhms 2.1 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)
RXEF050S-AP

RXEF050S-AP

PTC RESET FUSE 72V 500MA RADIAL

Littelfuse Inc.

3,773
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Cut Tape (CT) Active Polymeric 72V 500 mA 1 A 40 A 4 s 500 mOhms 1.17 Ohms - -40°C ~ 85°C - - - Through Hole 0.311" Dia x 0.118" T (7.90mm x 3.00mm) 0.539" (13.70mm) - 0.199" (5.05mm)
RXEF017S-2

RXEF017S-2

PTC RESET FUSE 60V 170MA RADIAL

Littelfuse Inc.

5,000
RFQ
Datasheet Radial, Disc PolySwitch®, RXEF Tape & Reel (TR) 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) 0.441" (11.20mm) - 0.199" (5.05mm)
RUEF135-AP

RUEF135-AP

PTC RESET FUSE 30V 1.35A RADIAL

Littelfuse Inc.

3,999
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Cut Tape (CT) Active Polymeric 30V 1.35 A 2.7 A 100 A 7.3 s 40 mOhms 130 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
RKEF065-AP

RKEF065-AP

PTC RESET FUSE 60V 650MA RADIAL

Littelfuse Inc.

1,224
RFQ
Datasheet Radial, Disc PolySwitch®, RKEF Cut Tape (CT) 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)
RUEF185-AP

RUEF185-AP

PTC RESET FUSE 30V 1.85A RADIAL

Littelfuse Inc.

3,914
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Cut Tape (CT) Active Polymeric 30V 1.85 A 3.7 A 100 A 8.7 s 30 mOhms 90 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" Dia x 0.118" T (10.20mm x 3.00mm) 0.618" (15.70mm) - 0.199" (5.05mm)
RKEF075-2

RKEF075-2

PTC RESET FUSE 60V 750MA RADIAL

Littelfuse Inc.

14,074
RFQ
Datasheet Radial, Disc PolySwitch®, RKEF Tape & Reel (TR) Active Polymeric 60V 750 mA 1.5 A 40 A 1.5 s 200 mOhms 640 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" L x 0.118" W (10.20mm x 3.00mm) 0.598" (15.20mm) - 0.199" (5.05mm)
RUSBF185-2

RUSBF185-2

PTC RESET FUSE 16V 1.85A RADIAL

Littelfuse Inc.

2,970
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Tape & Reel (TR) Active Polymeric 16V 1.85 A 3.7 A 40 A 10 s 30 mOhms 90 mOhms - -40°C ~ 85°C - - - Through Hole 0.402" L x 0.118" W (10.20mm x 3.00mm) 0.618" (15.70mm) - 0.199" (5.05mm)
MINIASMDC125F/16-2

MINIASMDC125F/16-2

PTC RESET FUSE 16V 1.25A 1812

Littelfuse Inc.

1,500
RFQ
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniASMD Tape & Reel (TR) Active Polymeric 16V 1.25 A 2.5 A 100 A 400 ms 50 mOhms 140 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.181" L x 0.128" W (4.60mm x 3.24mm) - 0.019" (0.48mm) -
TCF250-100T-B-0.5

TCF250-100T-B-0.5

PTC RESET FUSE 60V 90MA SMD

Littelfuse Inc.

1,961
RFQ
Datasheet Nonstandard SMD PolySwitch®, TCF250 Bag Active Polymeric 60V (250V Int) 90 mA 150 mA 3 A 200 ms 14 Ohms 24 Ohms - -40°C ~ 85°C - - - Surface Mount 0.187" L x 0.187" W (4.75mm x 4.75mm) - 0.091" (2.30mm) -
72R020XPR

72R020XPR

PTC RESET FUSE 72V 200MA RADIAL

Littelfuse Inc.

1,864
RFQ
Datasheet Radial, Disc POLY-FUSE®, 72R Cut Tape (CT) Active Polymeric 72V 200 mA 400 mA 40 A 2.2 s 1.83 Ohms 4.4 Ohms - -40°C ~ 85°C - - - Through Hole 0.291" Dia x 0.122" T (7.40mm x 3.10mm) 0.461" (11.70mm) - 0.201" (5.10mm)
RUSBF135-2

RUSBF135-2

PTC RESET FUSE 16V 1.35A RADIAL

Littelfuse Inc.

2,406
RFQ
Datasheet Radial, Disc PolySwitch®, RUSBF Tape & Reel (TR) Active Polymeric 16V 1.35 A 2.7 A 40 A 4.5 s 40 mOhms 112 mOhms - -40°C ~ 85°C - - - Through Hole 0.350" L x 0.118" W (8.90mm x 3.00mm) 0.532" (13.50mm) - 0.199" (5.05mm)
ASMD185F-2

ASMD185F-2

PTC RESET FUSE 16V 1.85A 2SMD

Littelfuse Inc.

1,917
RFQ
Datasheet 2-SMD PolySwitch®, ASMD Tape & Reel (TR) Active Polymeric 16V 1.85 A 3.7 A 40 A 11.3 s 32 mOhms 126 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.343" L x 0.250" W (8.70mm x 6.36mm) - 0.118" (3.00mm) -
MINIASMDC150F/12-2

MINIASMDC150F/12-2

PTC RESET FUSE 12V 1.5A 1812

Littelfuse Inc.

3,991
RFQ
Datasheet 1812 (4532 Metric), Concave PolySwitch®, miniASMD Tape & Reel (TR) Active Polymeric 12V 1.5 A 2.8 A 100 A 500 ms 40 mOhms 110 mOhms - -40°C ~ 85°C Automotive AEC-Q200 - Surface Mount 0.181" L x 0.128" W (4.60mm x 3.24mm) - 0.019" (0.48mm) -
1812L125/6PR

1812L125/6PR

PTC RESET FUSE 6V 1.25A 1812

Littelfuse Inc.

1,735
RFQ
Datasheet 1812 (4532 Metric), Concave POLY-FUSE®, 1812L Tape & Reel (TR) Active Polymeric 6V 1.25 A 2.5 A 100 A 400 ms 50 mOhms 140 mOhms - -40°C ~ 85°C - - - Surface Mount 0.179" L x 0.128" W (4.55mm x 3.24mm) - 0.030" (0.75mm) -
AHRF200-2

AHRF200-2

PTC RESET FUSE 16V 2A RADIAL

Littelfuse Inc.

2,493
RFQ
Datasheet Radial, Disc PolySwitch®, AHRF Tape & Reel (TR) Active Polymeric 16V 2 A 3.8 A 100 A 4.8 s 39 mOhms 110 mOhms - -40°C ~ 125°C Automotive AEC-Q200 - Through Hole 0.370" Dia x 0.118" T (9.40mm x 3.00mm) 0.567" (14.40mm) - 0.200" (5.08mm)
RUEF300U-2

RUEF300U-2

PTC RESET FUSE 30V 3A RADIAL

Littelfuse Inc.

2,000
RFQ
Datasheet Radial, Disc PolySwitch®, RUEF Tape & Reel (TR) Active Polymeric 30V 3 A 6 A 100 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) 0.650" (16.50mm) - 0.199" (5.05mm)
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