1812L0751 datasheet(4/6 Pages) LITTELFUSE

Part #	1812L0751

Description	The 1812L Series PTC provides surface mount overcurrent protection for applications

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Manufacturer	LITTELFUSE [Littelfuse]

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4 / 6 page

42

Revised: June 3, 2012

POLY-FUSE

® Resettable PTCs

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.

Part

Number

A

BC

D

E

Inches

mm

Inches

mm

Inches

mm

Inches

mm

Inches

mm

Min Max Min

Max

Min Max Min Max Min

Max

Min Max Min Max Min Max

Min

Max

Min

Max

1812L010

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L010/60 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2 0.006 0.03 0.15 0.65

1812L014

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.08 0.75 1.95 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L020

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.04 0.55

1

0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L020/60 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2 0.006 0.03 0.15 0.65

1812L035/30 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.04

0.6

1.25 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L050

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03

0.5 0.75 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L050/30 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.04

0.5

1

0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L075

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03

0.5 0.75 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L075/24 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.06 0.75 1.55 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L075/33 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.06 0.75 1.55 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L110

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03

0.5 0.71 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L110/24 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.04

0.5

1.07 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L110/16 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L110/33 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.05

0.08

1.2

2

0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L125/6 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03 0.45 0.75 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L125/16 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L150

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03

0.4 0.71 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L150/12 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L150/24 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.07

0.8

1.8 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L160

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.03

0.4 0.75 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L160/12 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05 0.75 1.25 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L200TH 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.008 0.024 0.2

0.6 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L200/12 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05

0.8

1.20 0.01 0.05

0.3

1.2 0.006 0.03 0.15 0.65

1812L260TH 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.02

0.04

0.5

1.0 0.01 0.05

0.3

1.2

0.01 0.02 0.15

0.5

1812L260/12 0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.05

0.8

1.34 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

1812L300

0.17 0.19 4.37 4.73 0.12 0.13 3.07 3.41 0.03

0.06

0.8

1.50 0.01 0.05

0.3

1.2

0.01 0.03 0.15 0.65

Dimensions

C

Top

View

Pad

Layout

Side

View

Bottom

View

3.15 mm

(.124”)

3.45 mm

(.135”)

1.78mm

(.070”)

D

MARKING CODE VARIES

WITH AMPERAGE AND VOLTAGE RATING

(See Electrical Characteristics Table)

SHOWN ARE:

- 1.1A/6V RATING (LEFT)

- 1.1A/33V RATING (RIGHT)

E

A

B

110

-33

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