Littelfuse 369 Series - Manual (Page 2)

© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Radial Lead Fuses
TE5 ® > Time-Lag > 369 Series
0.001
0.01
0.1
1
10
100
1000
10000
100000
CURRENT IN AMPERES
TIME IN SECOND
S
0.1 1 10 100 1000
.8
0
0
A
1
A
1
.2
5
A
2
A
1
.6
A
2
.5
A
3
.1
5
A
4
A 5A
6
.3
A
Soldering Parameters - Wave Soldering
Dwell Time
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240
Time (Seconds)
Temperature (°C) - Measured on bottom side of board
Cooling Time Preheat Time
Wave parameter lead-Free Recommendation
preheat:
(Depends on Flux Activation Temperature) (Typical Industry Recommendation)
Temperature Minimum: 100 ° C
Temperature Maximum: 150 ° C
Preheat Time: 60-180 seconds
Solder pot Temperature: 260 ° C Maximum
Solder Dwell Time: 2-5 seconds
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.
Recommended Process Parameters:
Temperature Rerating Curve
0
20
40
60
80
100
120
140
-40 -20 0 20 40 60 80
AMBIENT TEMPERATURE (°C)
PE
RCE
NT
OF
RA
TI
NG
23°C
Average Time Current Curves