POLYFUSE® Resettable PTCs
Axial Leaded Strap
Physical Specifications
Environmental Specifications
0.13mm nominal thickness, quarter-hard
nickel
Operating/Storage
Temperature
Terminal Material
-40°C to +85°C
125°C
Maximum Device Surface
Temperature in Tripped State
Insulating Material
Polyester tape
+70°C, 1000 hours
Passive Aging
10% typical resistance change
+85°C, 85%R.H. 7days
Humidity Aging
5% typical resistance change
MIL-LTD-883C, Condition A
No change
Vibration
Dimensions
Figure 1
Figure 2
Figure 3
0.5 x 4.0
0.5 x 4.0
(.02”x .15”)
NOMINAL
NOMINAL
SLIT
(.02”x .15”)
SLIT
A
A
A
Marking
E
Marking
Marking
B
E
E
B
B
D1
D2
D1
D2
D1
D2
C
C
C
A
B
C
D1
D2
E
Fig.
Part
Inches
mm
Inches
mm
Inches
mm
in. mm in. mm
Inches
mm
Number
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Min. Min. Min. Min Max. Min. Max.
0.78 0.87 19.9 22.1 0.19 0.20 4.9 5.2 0.03 0.05 0.7 1.2 0.22 5.5 0.22 5.5 0.01 0.22 3.9 4.1
0.78 0.87 19.9 22.1 0.19 0.20 4.9 5.2 0.03 0.05 0.7 1.2 0.22 5.5 0.22 5.5 0.01 0.22 3.9 4.1
15LT070
1
2
1
2
3
1
2
3
1
2
1
1
1
1
15LT070S
24LT100
0.82 0.91 20.9 23.1 0.19 0.20 4.9 5.2 0.02 0.04 0.6
0.82 0.91 20.9 23.1 0.19 0.20 4.9 5.2 0.02 0.04 0.6
1
1
1
1
1
1
1
1
1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
0.16 4.1 0.16 4.1 0.01 0.16 3.9 4.1
24LT100S
24LT100SS 0.82 0.91 20.9 23.1 0.19 0.20 4.9 5.2 0.02 0.04 0.6
24LT180
0.94 1.02 24
0.94 1.02 24
26 0.19 0.20 4.9 5.2 0.02 0.04 0.6
26 0.19 0.20 4.9 5.2 0.02 0.04 0.6
26 0.19 0.20 4.9 5.2 0.02 0.04 0.6
24LT180S
24LT180SS 0.94 1.02 24
24LT190
24LT190S
24LT260
24LT300
24LT310
24LT340
0.84 0.92 21.3 23.4 0.40 0.43 10.2 11 0.02 0.04 0.5
0.84 0.92 21.3 23.4 0.40 0.43 10.2 11 0.02 0.04 0.5
0.20
0.20
0.20
5
5
5
0.20
0.20
0.20
5
5
5
0.01 0.20 4.8 5.4
0.01 0.20 4.8 5.4
0.01 0.20 5.9 6.1
0.94 1.02 24
26 0.43 0.47 10.8 11.9 0.02 0.04 0.6
1.12 1.25 28.4 31.8 0.51 0.53 13 13.5 0.02 0.04 0.5 1.1 0.25 6.3 0.25 6.3 0.00 0.25
6
6.6
0.94 1.02 24
0.94 1.02 24
26 0.58 0.63 14.8 15.9 0.02 0.04 0.6
26 0.58 0.63 14.8 15.9 0.02 0.04 0.6
1
1
0.20
0.20
5
5
0.20
0.20
5
5
0.01 0.20 5.9 6.1
0.01 0.20 5.9 6.1
LT Series
ꢂ
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Specifications are subject to change without notice.
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