Littelfuse LT Series Bedienungsanleitung PDF herunterladen (Seite 2)

118

Revised: June 4, 2010

POLYFUSE

Resettable PTCs

LT Series

Speciﬁcations are subject to change without notice.

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

Axial Lead Battery Strap Type > LT Series

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 50607080

10%

30%

50%

70%

90%

110 %

130%

150%

170%

Temperature (°C)

Percentage of Rated Current

190%

Average Time Current Curves

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.

0.01

0.1

1 10 100 1000

0.70 A

1.00 A

1.80 A

1.90 A

2.60 A

3.00 A

3.10 A

3.40 A

Time in Seconds

Current in Amperes

1 2 3 4

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