Brochure
Table Of Contents
© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 215 Series
Average Time Current Curves
100
1000
10000
10
1
0.1
0.01
0.001
0.1 110100 1000
.160 A
.125 A
.200 A
.250 A
.315 A
.400 A
.500 A
.630 A
.800 A
TIME IN SECONDS
CURRENT IN AMPERES
100
1000
10000
10
0.1
0.01
0.001
0.1 110100 1000
TIME IN SECONDS
CURRENT IN AMPERES
1.00 A
1.25 A
2.00 A
2.50 A
1.60 A
3.15 A
4.00 A
5.00 A
6.30 A
8.00 A
10.0 A
12.0 A
15.0 A
16.0 A
20.0 A
T-C Curves for 125mA to 800mA only T-C Curves for 1A to 20A only
100
1000
10000
10
1
0.1
0.01
0.001
0.1 110100 1000
.160 A
.125 A
.200 A
.250 A
.315 A
.400 A
.500 A
.630 A
.800 A
TIME IN SECONDS
CURRENT IN AMPERES
100
1000
10000
10
0.1
0.01
0.001
0.1 110100 1000
TIME IN SECONDS
CURRENT IN AMPERES
1.00 A
1.25 A
2.00 A
2.50 A
1.60 A
3.15 A
4.00 A
5.00 A
6.30 A
8.00 A
10.0 A
12.0 A
15.0 A
16.0 A
20.0 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:
For the pigtailed fuse, please follow the recommendations
below for axial lead forming and mounting into PCB:
Lead forming:
The distance C between cap flat surface and axial lead shall
be greater than 1.0 mm.
PCB mounting:
The distance between PCB and fuse cap is recommended to
be a minimum of 1.5 mm.
A
B
C
C
A
B
Different values of A and B available, please contact the Littelfuse sales representative in your region: