SMBJ5.0 Datasheet, PDF (4/5 Pages) Littelfuse – Silicon Avalanche Diodes - 600W Surface Mount Transient Voltage Suppressors

Figure 5. Steady State Power Dissipation Derating
Curve
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
Reflow Soldering
Recommended Conditions
Profile Feature
Average ramp-up rate (T_L to T_P)
Preheat
-Temperature Min (T_{S min})
-Temperature Max (T_{S max})
-Time (min to max) ( t_S)
T_{S max} to T_L
-Ramp-up Rate
Time maintained above:
-Temperature (T_L)
-Time (t_L)
Peak Temperature (T_P)
Time within 5℃ of actual Peak Temperature (t_P)
Ramp-down Rate
Time 25℃ to Peak Temperature
Pb-Free Assembly
3℃/second max.
150℃
200℃
60-180 seconds
3℃/second max.
217℃
60-150 seconds
260℃
20-40 seconds
6℃/second max.
8 minutes max.