Polyfuse, Resettable ptcs, Axial lead battery strap type > vt series – Littelfuse VT Series User Manual
Page 2: Temperature rerating temperature rerating curve, Average time current curves
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Revised: June 4, 2010
POLYFUSE
®
Resettable PTCs
© 2010 Littelfuse, Inc.
VT Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/VT.html for current information.
Axial Lead Battery Strap Type > VT Series
Ambient Operation Temperature
-40°C
-20°C
0°C
23°C
40°C
50°C
60°C
70°C
85°C
Part Number
Hold Current (A)
16VT170
3.20
2.70
2.20
1.70
1.30
1.00
0.80
0.50
0.10
16VT170XS
3.20
2.70
2.20
1.70
1.30
1.00
0.80
0.50
0.10
16VT175
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT175S
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT175L
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT175XL
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT175EL
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT175NEL
3.20
2.70
2.20
1.75
1.30
1.00
0.80
0.50
0.10
16VT200
3.70
3.20
2.60
2.00
1.50
1.20
0.90
0.50
0.10
16VT200S
3.70
3.20
2.60
2.00
1.50
1.20
0.90
0.50
0.10
16VT200UL
3.70
3.20
2.60
2.00
1.50
1.20
0.90
0.50
0.10
16VT210
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT210S
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT210SS
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT210L
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT210NL
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT210UL
4.10
3.50
2.90
2.10
1.60
1.30
1.00
0.70
0.10
16VT240
4.40
3.70
3.10
2.40
1.80
1.50
1.20
0.90
0.10
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)
Percentage of Rated Current
200%
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.
Time in Seconds
Current in Amperes
0.01
0.1
1
10
1
10
100
1000
1.70 A
1.75 A
2.00 A
2.10 A
2.40 A
VT