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  • Moisture Sensitivity Level (MSL)
  • Mounting Type
  • Operating Temperature
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  • Resistance - Initial (Ri) (Min)
  • Resistance - Post Trip (R1) (Max)
  • RoHS Status
  • Series
  • Size / Dimension

Attribute column

Manufacturer

Littelfuse PTC Resettable Fuses

View Mode:
2929 Results

Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Factory Lead Time

Mounting Type

Package / Case

Surface Mount

Terminal Shape

Voltage Rated

Operating Temperature

Packaging

Published

Series

Size / Dimension

JESD-609 Code

Pbfree Code

Part Status

Moisture Sensitivity Level (MSL)

Number of Terminations

Termination

ECCN Code

Type

Resistance

Terminal Finish

Additional Feature

HTS Code

Voltage - Rated DC

Packing Method

Max Power Dissipation

Reach Compliance Code

Current Rating

Reference Standard

Case Code (Metric)

Rated Power Dissipation (P)

Approval Agency

Case Code (Imperial)

Lead Pitch

Physical Dimension

Lead Length

Operating Supply Voltage

Working Voltage

Lead Spacing

Max Current Rating

Power Dissipation

Terminal Placement

Max Voltage Rating (DC)

Rated (AC) Voltage (URac)

Hold Current

Current - Hold (Ih) (Max)

Thermistor Application

Voltage - Max

Time to Trip

Resistance - Initial (Ri) (Min)

Resistance - Post Trip (R1) (Max)

Current - Trip (It)

Trip Current

Circuit DC Voltage-Max

Height

Height Seated (Max)

Thickness (Max)

Thickness

REACH SVHC

RoHS Status

Lead Free

TR600-150F-EX-2
TR600-150F-EX-2

Littelfuse Inc.

135
Datasheet

10 Weeks

Through Hole

Radial, Disc

-

-

-

-40°C~85°C

Tape & Reel (TR)

2011

PolySwitch®, TR600

0.532Dia x 0.236 T 13.50mmx6.00mm

-

yes

Active

1 (Unlimited)

-

-

-

Polymeric

-

-

-

-

-

-

-

unknown

-

-

-

-

CSA, UL

-

-

-

-

-

-

0.197 5.00mm

-

-

-

-

-

150mA

-

-

250V 600V Int

8s

6Ohm

22Ohm

300mA

300mA

-

-

0.496 12.60mm

-

-

-

ROHS3 Compliant

-

RUEF500-2
RUEF500-2

Littelfuse Inc.

100
Datasheet

10 Weeks

Through Hole

Radial, Disc

NO

WIRE

-

-40°C~85°C

Tape & Reel (TR)

2002

PolySwitch®, RUEF

0.551Lx0.120W 14.00mmx3.00mm

e3

yes

Active

Not Applicable

2

-

-

Polymeric

-

Matte Tin (Sn)

RESISTANCE RANGE(MIN-MAX): 0.010-0.030

-

-

TR, 14.6 INCH

-

-

-

-

-

3W

CQC, CSA, TUV, UL

-

-

-

-

-

-

0.400 10.15mm

-

-

-

-

30V

5A

-

TEMPERATURE SENSING

30V

14.5s

10mOhm

50mOhm

10A

10A

-

-

0.949 24.10mm

-

-

-

ROHS3 Compliant

-

MICROSMD110F-2
MICROSMD110F-2

Littelfuse Inc.

3986
Datasheet

11 Weeks

Surface Mount

1210 (3225 Metric), Concave

YES

ONE SURFACE

-

-40°C~85°C

Cut Tape (CT)

2006

PolySwitch®, microSMD

0.127Lx0.102W 3.22mmx2.58mm

e3

yes

Active

2A (4 Weeks)

2

-

-

Polymeric

-

Matte Tin (Sn) - with Nickel (Ni) barrier

MINIMUM RESISTANCE IS 0.07 OHMS

-

-

TR, 7 INCH

-

unknown

-

-

-

0.8W

CSA, TUV, UL

-

-

-

-

6V

-

-

-

-

DUAL ENDED

-

6V

1.1A

-

TEMPERATURE SENSING

6V

200ms

70mOhm

210mOhm

-

2.2A

-

480μm

-

0.019 0.48mm

-

-

ROHS3 Compliant

-

2016L150DR
2016L150DR

Littelfuse Inc.

100
Datasheet

12 Weeks

Surface Mount

2016 (5041 Metric), Concave

YES

WRAPAROUND

-

-40°C~85°C

Tape & Reel (TR)

2000

POLY-FUSE®, 2016L

0.200Lx0.160W 5.08mmx4.07mm

e3

yes

Active

1 (Unlimited)

2

SMD/SMT

-

Polymeric

180mOhm

Matte Tin (Sn)

0.07 OHM MEASURED AT 20 DEG CEL

-

15V

TR

-

-

-

-

5041

-

cURus, TUV

2016

-

-

-

15V

-

-

40A

1.4W

DUAL ENDED

15V

-

1.5A

-

OVERLOAD PROTECTION

-

1s

70mOhm

180mOhm

-

3A

-

-

-

0.061 1.55mm

-

Unknown

ROHS3 Compliant

Lead Free

RUEF300U
RUEF300U

Littelfuse Inc.

50
Datasheet

10 Weeks

Through Hole

Radial, Disc

-

-

-

-40°C~85°C

Bag

2011

PolySwitch®, RUEF

0.449Lx0.118W 11.40mmx3.00mm

-

yes

Active

Not Applicable

-

-

-

Polymeric

-

-

-

-

-

-

-

unknown

-

-

-

-

CQC, CSA, TUV, UL

-

-

-

-

-

-

0.199 5.05mm

-

-

-

-

-

3A

-

-

30V

10.8s

20mOhm

80mOhm

6A

6A

-

-

0.650 16.50mm

-

-

-

ROHS3 Compliant

-

0805L075WR
0805L075WR

Littelfuse Inc.

5796
Datasheet

12 Weeks

Surface Mount

0805 (2012 Metric), Concave

YES

ONE SURFACE

-

-40°C~85°C

Tape & Reel (TR)

2006

POLY-FUSE®, 0805L

0.083Lx0.053W 2.10mmx1.35mm

e3

yes

Active

1 (Unlimited)

2

SMD/SMT

-

Polymeric

350mOhm

Matte Tin (Sn)

RESISTANCE MIN IS 0.09 OHMS

-

6V

TR, 7 INCH

600mW

-

750mA

CSA, TUV, UL

2012

-

cURus, TUV

0805

-

2.2mm x 1.5mm x 0.75mm

-

6V

6V

-

40A

600mW

DUAL ENDED

6V

-

750mA

-

OVERLOAD PROTECTION

-

200ms

90mOhm

350mOhm

-

1.5A

-

1.25mm

-

0.030 0.75mm

-

No SVHC

ROHS3 Compliant

Lead Free

SMD030F-2018-2
SMD030F-2018-2

Littelfuse Inc.

4000

-

Datasheet

11 Weeks

Surface Mount

2-SMD

YES

WRAPAROUND

-

-40°C~85°C

Tape & Reel (TR)

2011

PolySwitch®, SMD

0.200Lx0.180W 5.08mmx4.58mm

e3

yes

Active

2A (4 Weeks)

2

-

-

Polymeric

-

Matte Tin (Sn) - with Nickel (Ni) barrier

-

-

-

TR, EMBOSSED, 7 INCH

-

unknown

-

-

-

1.7W

CSA, TUV, UL

-

-

-

-

-

-

-

-

-

DUAL ENDED

-

-

300mA

-

OVERLOAD PROTECTION

60V

1.5s

500mOhm

2.3Ohm

800mA

800mA

-

-

-

0.070 1.78mm

-

-

ROHS3 Compliant

-

60R110XU
60R110XU

Littelfuse Inc.

591
Datasheet

12 Weeks

Through Hole

Radial, Disc

NO

WIRE

-

-40°C~85°C

Bulk

2008

POLY-FUSE®, 60R

0.512Dia x 0.122 T 13.00mmx3.10mm

e3

yes

Active

1 (Unlimited)

2

Radial

EAR99

Polymeric

380mOhm

Matte Tin (Sn)

RESISTANCE RANGE(RMIN-R1MAX)OHM: 0.15-0.38

8533.40.80.70

60V

-

-

-

1.1A

-

-

-

cURus, TUV

-

5.1mm

-

-

60V

60V

0.201 5.10mm

40A

1.5W

-

60V

-

1.1A

-

OVERLOAD PROTECTION

-

8.2s

150mOhm

380mOhm

-

2.2A

-

18mm

0.717 18.20mm

-

3.05mm

No SVHC

ROHS3 Compliant

Lead Free

1812L050PRT
1812L050PRT

Littelfuse Inc.

26800

-

Datasheet

-

Surface Mount

1812 (4532 Metric), Concave

YES

WRAPAROUND

-

-40°C~85°C

Tape & Reel (TR)

2004

POLY-FUSE®, 1812L

0.179Lx0.128W 4.55mmx3.24mm

e3

yes

Obsolete

1 (Unlimited)

2

SMD/SMT

EAR99

Polymeric

1Ohm

Matte Tin (Sn)

-

8533.40.80.70

15V

TR, 7 INCH

-

unknown

40A

-

4532

-

cURus, TUV

1812

-

-

-

15V

-

-

40A

800mW

DUAL ENDED

15V

-

500mA

-

TEMPERATURE SENSING

-

150ms

150mOhm

1Ohm

-

1A

-

-

-

0.030 0.75mm

-

-

ROHS3 Compliant

Lead Free

RUEF800
RUEF800

Littelfuse Inc.

290

-

Datasheet

10 Weeks

Through Hole

Radial, Disc

NO

WIRE

-

-40°C~85°C

Bag

2005

PolySwitch®, RUEF

0.850Lx0.118W 21.60mmx3.00mm

-

yes

Active

Not Applicable

2

-

-

Polymeric

-

-

RESISTANCE RANGE(MIN-MAX): 0.005-0.013

-

-

BULK

-

-

-

-

-

4W

CQC, CSA, TUV, UL

-

-

-

7.6mm

30V

-

0.400 10.15mm

-

-

-

-

-

8A

-

TEMPERATURE SENSING

30V

18.8s

5mOhm

20mOhm

-

16A

-

29.2mm

1.118 28.40mm

-

-

-

ROHS3 Compliant

-

0805L110WR
0805L110WR

Littelfuse Inc.

6
Datasheet

12 Weeks

Surface Mount

0805 (2012 Metric), Concave

YES

ONE SURFACE

-

-40°C~85°C

Tape & Reel (TR)

2014

POLY-FUSE®, 0805L

0.083Lx0.053W 2.10mmx1.35mm

e3

-

Active

1 (Unlimited)

2

-

EAR99

Polymeric

-

Matte Tin (Sn)

RESISTANCE MIN IS 0.05 OHMS

8533.40.80.70

-

TR, 7 INCH

-

unknown

-

CSA, TUV, UL

2012

-

cURus, TUV

0805

-

2.2mm x 1.5mm x 1.25mm

-

-

6V

-

100A

-

DUAL ENDED

-

-

1.1A

-

OVERLOAD PROTECTION

6V

100ms

50mOhm

160mOhm

-

2A

-

-

-

0.043 1.10mm

-

-

ROHS3 Compliant

-

0603L050YR
0603L050YR

Littelfuse Inc.

3884

-

Datasheet

12 Weeks

Surface Mount

0603 (1608 Metric), Concave

YES

WRAPAROUND

-

-40°C~85°C

Tape & Reel (TR)

2010

POLY-FUSE®, 0603L

0.063Lx0.032W 1.60mmx0.80mm

e3

-

Active

1 (Unlimited)

2

SMD/SMT

EAR99

Polymeric

680mOhm

Matte Tin (Sn)

MINIMUM RESISTANCE IS 0.1 OHMS

8533.40.80.70

6V

TR, 7 INCH

-

-

40A

-

1608

-

cURus, TUV

0603

-

-

-

-

6V

-

40A

500mW

DUAL ENDED

6V

-

500mA

500mA

OVERCURRENT PROTECTION

-

100ms

100mOhm

680mOhm

-

1A

6V

-

-

0.061 1.55mm

-

No SVHC

ROHS3 Compliant

Lead Free

30R090UPR
30R090UPR

Littelfuse Inc.

4298
Datasheet

12 Weeks

Through Hole

Radial, Disc

NO

WIRE

30V

-40°C~85°C

Tape & Box (TB)

2010

POLY-FUSE®, 30R

0.291Lx0.118W 7.40mmx3.00mm

e3

yes

Active

1 (Unlimited)

2

Radial

-

Polymeric

220mOhm

Matte Tin (Sn)

FLAME PROOF, MINIMUM RESISTANCE IS 0.07 OHMS

-

30V

AMMO PACK

-

-

40A

-

-

-

cURus, TUV

-

5.1mm

-

-

30V

-

0.201 5.10mm

40A

600mW

-

30V

-

900mA

900mA

OVERCURRENT PROTECTION

-

5.9s

70mOhm

220mOhm

-

1.8A

-

12.2mm

0.480 12.20mm

-

3.05mm

Unknown

ROHS3 Compliant

Lead Free

SMD150F/33-2
SMD150F/33-2

Littelfuse Inc.

1127
Datasheet

11 Weeks

Surface Mount

2-SMD

-

-

-

-40°C~85°C

Tape & Reel (TR)

2011

PolySwitch®, SMD

0.343Lx0.250W 8.70mmx6.36mm

-

yes

Active

2A (4 Weeks)

-

-

-

Polymeric

-

-

-

-

-

-

-

-

-

-

-

-

CSA, TUV, UL

-

-

-

-

33V

-

-

-

-

-

-

-

1.5A

-

-

33V

5s

80mOhm

230mOhm

-

3A

-

9.4mm

-

0.118 3.00mm

-

-

ROHS3 Compliant

-

RXEF135
RXEF135

Littelfuse Inc.

1980

-

Datasheet

10 Weeks

Through Hole

Radial, Disc

NO

WIRE

-

-40°C~85°C

Bulk

2005

PolySwitch®, RXEF

0.571Dia x 0.118 T 14.50mmx3.00mm

e3

yes

Active

Not Applicable

2

-

-

Polymeric

300mOhm

Matte Tin (Sn)

0.12-0.19 OHMS AT 20 DEG CEL

-

-

-

-

-

-

-

-

-

CQC, CSA, TUV, UL

-

-

-

-

72V

-

0.199 5.05mm

-

-

-

-

-

1.35A

-

TEMPERATURE SENSING

72V

9.6s

120mOhm

300mOhm

-

2.7A

-

19.1mm

0.752 19.10mm

-

-

-

ROHS3 Compliant

-

MINISMDC075F/33-2
MINISMDC075F/33-2

Littelfuse Inc.

3761

-

Datasheet

11 Weeks

Surface Mount

1812 (4532 Metric)

-

-

-

-40°C~85°C

Tape & Reel (TR)

2016

PolySwitch®, miniSMD

0.181Lx0.128W 4.60mmx3.24mm

-

yes

Active

2A (4 Weeks)

-

-

-

Polymeric

-

-

-

-

-

-

-

unknown

-

-

-

-

CSA, TUV, UL

-

-

-

-

-

-

-

-

-

-

-

-

750mA

-

-

33V

1s

110mOhm

390mOhm

1.6A

1.6A

-

-

-

0.057 1.46mm

-

-

ROHS3 Compliant

-

1206L350SLTHYR
1206L350SLTHYR

Littelfuse Inc.

In Stock
Datasheet

12 Weeks

Surface Mount

1206 (3216 Metric), Concave

-

-

-

-40°C~85°C

Cut Tape (CT)

2012

POLY-FUSE®, LoRho

0.128Lx0.065W 3.25mmx1.65mm

-

-

Active

1 (Unlimited)

-

SMD/SMT

EAR99

Polymeric

18mOhm

-

-

8533.40.80.70

6V

-

-

-

-

-

3216

-

cURus, TUV

1206

-

-

-

6V

-

-

50A

-

-

-

-

3.5A

-

-

-

5s

3mOhm

18mOhm

-

7A

-

-

-

0.030 0.75mm

-

-

ROHS3 Compliant

-

RUEF800-2
RUEF800-2

Littelfuse Inc.

42

-

Datasheet

10 Weeks

Through Hole

Radial, Disc

NO

WIRE

-

-40°C~85°C

Tape & Reel (TR)

2011

PolySwitch®, RUEF

0.850Lx0.118W 21.60mmx3.00mm

-

yes

Active

Not Applicable

2

-

-

Polymeric

-

-

RESISTANCE RANGE(MIN-MAX): 0.005-0.013

-

-

TR, 14.6 INCH

-

unknown

-

-

-

4W

CQC, CSA, TUV, UL

-

-

-

-

-

-

0.400 10.15mm

-

-

-

-

30V

8A

-

TEMPERATURE SENSING

30V

18.8s

5mOhm

20mOhm

16A

16A

-

-

1.118 28.40mm

-

-

-

ROHS3 Compliant

-

MINISMDC160F-2
MINISMDC160F-2

Littelfuse Inc.

3000
Datasheet

11 Weeks

Surface Mount

1812 (4532 Metric), Concave

-

-

-

-40°C~85°C

Cut Tape (CT)

2011

PolySwitch®, miniSMD

0.179Lx0.128W 4.55mmx3.24mm

-

yes

Active

2A (4 Weeks)

-

-

-

Polymeric

-

-

-

-

-

-

-

-

-

-

-

-

CSA, TUV, UL

-

-

-

-

9V

-

-

-

-

-

-

-

1.6A

-

-

9V

1s

30mOhm

100mOhm

-

3.2A

-

3.41mm

-

0.019 0.48mm

-

-

ROHS3 Compliant

-

2016L100PR
2016L100PR

Littelfuse Inc.

58199
Datasheet

12 Weeks

Surface Mount

2016 (5041 Metric), Concave

YES

WRAPAROUND

-

-40°C~85°C

Tape & Reel (TR)

2000

POLY-FUSE®, 2016L

0.200Lx0.160W 5.08mmx4.07mm

e3

yes

Active

1 (Unlimited)

2

SMD/SMT

-

Polymeric

400mOhm

Matte Tin (Sn)

0.1 OHM MEASURED AT 20 DEG CEL

-

-

TR

-

-

1.1A

-

5041

-

cURus, TUV

2016

-

-

-

15V

15V

-

40A

1.4W

DUAL ENDED

15V

-

1.1A

-

OVERLOAD PROTECTION

-

500ms

100mOhm

400mOhm

-

2.2A

-

-

-

0.030 0.75mm

-

No SVHC

ROHS3 Compliant

Lead Free