AiT Semiconductor Inc.

www.ait-ic.com

Lo Rho F1812L

SMD PPTC RESETTABLE FUSE

REV1.0 - OCT 2017 RELEASED -

- 1 -

Product Features: Small surface mountable, Solid

state, Faster time to trip than standard SMD devices,

Lower resistance than standard SMD devices

Operation Current: 1.40A~6.00A

Temperature Range : -40℃ to 85℃

Applications: All high-density boards

Electrical Characteristics (23℃)

Part

Number

Hold

Current

Trip

Current

Rated

Voltage

Max

Current

Typical

Power

Max Time to Trip

Resistance

Current

Time

Pd, W

A

Sec

Ohms

Ohms

F1812L140SL-06

1.40

3.60

6

100

1.0

8.0

3.00

0.0100 0.0350

F1812L190SL-06

1.90

4.90

6

100

1.0

8.0

5.00

0.0030 0.0250

F1812L270SL-06

2.70

6.20

6

100

1.0

13.5

3.00

0.0030 0.0230

F1812L300SL-06

3.00

7.00

6

100

1.0

15.0

2.00

0.0030 0.0220

F1812L370SL-06

3.70

9.10

6

100

1.0

18.5

2.00

0.0030 0.0180

F1812L500SL-06

5.00

10.00

6

100

1.0

25.0

2.00

0.0015 0.0140

F1812L600SL-06

6.00

12.00

6

100

1.0

30.0

3.00

0.0010 0.0100

Thermal Derating for PPTC Device at Various Ambient Temperatures

Temperatures

-40℃

-20℃

0℃

23℃

30℃

40℃

50℃

60℃

70℃

85℃

Current Derating %

145%

130% 115% 100%

92%

84%

77%

69%

61%

50%