39

Revised: June 3, 2012

POLY-FUSE

© 2012 Littelfuse, Inc

Surface Mount > 1812L Series

1812L Series

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/1812L.html for current information.

1812L Series

The 1812L Series PTC provides surface mount overcurrent

protection for applications where resettable protection is

desired.

Electrical Characteristics

Part Number

Marking

I

hold

(A)

I

trip

(A)

V

max

(Vdc)

I

max

(A)

P

d

typ.

(W)

Max. Time To Trip

Resistance

Agency Approvals

Current

(A)

Time

(Sec.)

R

min

(Ω)

R

1max

(Ω)

1812L010

LF010

0.10

0.30

30

100

0.8

0.50

1.50

1.600

15.000

XX

1812L010/60

LF010-60

0.10

0.30

60

10

0.8

0.50

1.50

1.600

15.000

XX

1812L014

LF014

0.14

0.34

60

10

0.8

1.50

0.15

1.500

6.000

XX

1812L020

LF020

0.20

0.40

30

100

0.8

8.00

0.02

0.800

5.000

XX

1812L020/60

LF020-60

0.20

0.40

60

40

0.8

1.00

2.00

1.400

4.400

XX

1812L035/30

LF035-30

0.35

0.75

30

100

0.8

8.00

0.15

0.400

1.700

XX

LF050

0.50

1.00

15

100

0.8

8.00

0.15

0.150

1.000

XX

1812L050/30

LF050-30

0.50

1.00

30

100

0.8

8.00

0.15

0.150

1.000

XX

LF075

0.75

1.50

13.2

100

0.8

8.00

0.20

0.100

0.450

XX

1812L075/24

LF075-24

0.75

1.50

24

100

0.8

8.00

0.20

0.110

0.290

XX

1812L075/33

LF075-33

0.75

1.50

33

20

0.8

8.00

0.20

0.110

0.400

XX

LF110

1.10

2.20

8

100

0.8

8.00

0.30

0.040

0.210

XX

1812L110/16

LF110-16

1.10

1.95

16

100

0.8

8.00

0.30

0.060

0.180

XX

1812L110/24

LF110-24

1.10

1.95

24

20

0.8

8.00

0.50

0.060

0.200

XX

1812L110/33

LF110-33

1.10

1.95

33

20

0.8

8.00

0.50

0.060

0.200

XX

1812L125/6

LF125-6

1.25

2.50

6

100

0.8

8.00

0.40

0.050

0.140

XX

LF125

1.25

2.50

16

100

0.8

8.00

0.40

0.050

0.140

XX

LF150

1.50

3.00

8

100

0.8

8.00

0.30

0.040

0.110

XX

1812L150/12

LF150-12

1.50

3.00

12

100

0.8

8.00

0.50

0.040

0.110

XX

1812L150/24

LF150-24

1.50

3.00

24

20

0.8

8.00

1.50

0.040

0.120

XX

LF160

1.60

2.80

8

100

0.8

8.00

1.00

0.030

0.100

XX

1812L160/12

LF160-12

1.60

2.80

12

100

0.8

8.00

1.00

0.030

0.100

XX

LF200

2.00

3.50

8

100

0.8

8.00

2.00

0.020

0.070

XX

1812L200/12

LF200-12

2.00

3.50

12

100

1.0

8.00

2.00

0.020

0.070

XX

LF260

2.60

5.00

8

100

0.8

8.00

2.50

0.015

0.047

XX

1812L260/12

LF260-12

2.60

5.00

12

100

0.8

8.00

5.00

0.015

0.055

XX

1812L300

LF300

3.00

5.00

6

100

0.8

8.00

4.00

0.012

0.040

XX

Description

Applications

for motherboards and

peripherals

protection

Agency Approvals

AGENCY

AGENCY FILE NUMBER

E183209

R50119118

Features

temperature solders

hold

trip

V

max

max

max

P

d

min

1max

Caution:

1

–C

–C