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©2006 Littelfuse

LT Series

Specifications are subject to change without notice.



Electronics Designers Guide

Axial Leaded Strap

Ambient Operation Temperature

-40°C

-20°C

0°C

20°C

40°C

50°C

60°C

70°C

85°C

Part Number

Hold Current (A)

15LT070

1.20

1.09

0.85

0.70

0.50

0.45

0.35

0.28

0.16

15LT070S

1.20

1.09

0.85

0.70

0.50

0.45

0.35

0.28

0.16

24LT100

1.86

1.60

1.40

1.00

0.80

0.70

0.60

0.44

0.23

24LT100S

1.86

1.60

1.40

1.00

0.83

0.70

0.60

0.44

0.23

24LT100SS

1.86

1.60

1.40

1.00

0.83

0.70

0.60

0.44

0.23

24LT180

3.13

2.68

2.20

1.80

1.33

1.10

0.90

0.65

0.36

24LT180S

3.13

2.68

2.20

1.80

1.33

1.10

0.90

0.65

0.36

24LT180SS

3.13

2.68

2.20

1.80

1.33

1.10

0.90

0.65

0.36

24LT190

3.32

2.86

2.40

1.90

1.48

1.25

1.10

0.79

0.43

24LT260

4.30

3.72

3.10

2.60

1.98

1.69

1.40

1.11

0.60

24LT300

5.10

4.40

3.70

3.00

2.30

1.95

1.60

1.25

0.69

24LT310

5.36

4.58

3.70

3.10

2.36

2.01

1.70

1.30

0.71

24LT340

5.52

4.79

4.00

3.40

2.60

2.24

1.90

1.51

0.78

Temperature Rerating

Temperature Rerating Curve

-40 -30 -20 -10

0

10

20 30

40

50

60

70

80

10%

30%

50%

70%

90%

110%

130%

150%

170%

Temperature (°C)

190%

Average Time Current Curves

A: 24LT100S

B: 24LT180

C: 24LT190

The average time current curves and temperature rerating curve performance is affected

by a number or variables, and these curves provided as guidance only. Customer must

verify the performance in their application.