0316.500NAT1 Datasheet, PDF (2/3 Pages) Littelfuse – 316 Series PICO®II, Very Fast-Acting Fuse

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Temperature Rerating Curve
Average Time Current Curves
140
120
100 ^B
B
80
60
40
20
-60°C -40°C -20°C 0°C 20°C 40°C 60°C 80°C 100°C 120°C
-76°F -40°F -4°F 32°F 68°F 104°F 140°F 176°F 212°F 248°F
AMBIENT TEMPERATURE
Note:
1. Derating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
Soldering Parameters
Recommended Process Parameters:
Wave Parameter
Preheat:
(Depends on Flux Activation Temperature)
Temperature Minimum:
Temperature Maximum:
Preheat Time:
Lead-Free Recommendation
(Typical Industry Recommendation)
100° C
150° C
60-180 seconds
Solder Pot Temperature:
260° C Maximum
Solder Dwell Time:
10 Seconds, Maximum
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350° C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
100
10
1
0.1
0.01
0.001
0.1
1
10
100
CURRENT IN AMPERES
1000
316 Series
228
Revised: January 7, 2009
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/316.html for current information.