Axial Lead & Cartridge Fuses
PICO® ll > Very Fast Acting > 316 Series
Temperature Rerating Curve
AverageTime Current Curves
100
10
140
120
B
100
B
80
60
40
20
1
0.1
0.01
-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.
0.001
0.1
1
1000
10
100
Soldering Parameters
CURRENT IN AMPERES
Recommended Process Parameters:
Wave ꢁarameter
ꢁreheat:
(Depends on Flux ActivationTemperature)
Temperature Minimum:
Temperature Maximum:
PreheatTime:
ꢂead-Free Recommendation
(Typical Industry Recommendation)
100° C
150° C
60-180 seconds
Solder ꢁotTemperature:
Solder DwellTime:
260° C Maximum
10 Seconds, Maximum
Recommended Hand-Solder Parameters:
Solder IronTemperature: 350° C +/- 5°C
HeatingTime: 5 seconds max.
Note:These devices are not recommended for IR or
Convection Reflow process.
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13