Littelfuse SLD Series - Manual (Page 4)

Transient Voltage Suppression Diodes
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/20/14
Axial Leaded – 2200W > SLD series
0
50
100
150
200
250
300
350
400
450
1 10 100
Number of Cycles at 60 Hz
I FSM
, Peak Forward Surge Current (A
)
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current
Ratings and Characteristic Curves
(T
A
=25°C unless otherwise noted) (Continued)
Physical Specifications
Weight 0.07oz., 2.1g
Case
P600 molded plastic body over
passivated junction.
Polarity
Color band denotes the cathode except
Bipolar.
Terminal
Matte Tin axial leads, solderable per
JESD22-B102.
Soldering Parameters
Te
mperature (T
)
Time (t)
T
s(min)
T
s(max)
T
L
T
P
t
s
Preheat
t
L
t
p
Ramp-up Critical Zone
T
L to T P
Ramp-down
t 25˚C to Peak
25˚C
Reflow Condition Lead–free assembly
Pre Heat
- Temperature Min (T
s(min)
) 150°C
- Temperature Max (T
s(max)
) 200°C
- Time (min to max) (t
s
) 60 – 180 secs
Average ramp up rate (Liquidus Temp
(T
L
) to peak
3°C/second max
T
S(max)
to T
L
- Ramp-up Rate 3°C/second max
Reflow
- Temperature (T
L
) (Liquidus) 217°C
- Time (min to max) (t
s
) 60 – 150 seconds
Peak Temperature (T
P
) 260 +0/-5 °C
Time within 5°C of actual peak
Temperature (t
p
)
20 – 40 seconds
Ramp-down Rate 6°C/second max
Time 25°C to peak Temperature (T
P
) 8 minutes Max.
Do not exceed 280°C
Flow/Wave Soldering (Solder Dipping)
Peak Temperature : 265 O C
Dipping Time : 10 seconds
Soldering : 1 time
Environmental Specifications
High Temp. Storage JESD22-A103
HTRB JESD22-A108
Temperature Cycling JESD22-A104
H3TRB JESD22-A101
RSH JESD22-B106