Reflow Soldering Guidelines
tp
Tp
Critical Zone
L to Tp
Ramp-up
T
TL
tL
Tsmax
Tsmin
Ramp-down
ts
Preheat Area
25
Time 25ºC to Peak
JEDEC J-STD-020D
Time
Figure 12. Visualization of the acceptable reflow temperature profile as specified in Table 12.
Table 12. Reflow profile characteristics for LUXEON CZ Color Line.
PꢃoFIlE FEatuꢃE
Preheat Minimum Temperature (Tsmin
Preheat Maximum Temperature (Tsmax
lEad-FꢃEE assEmBly
)
150°C
200°C
)
Preheat Time (tsmin to tsmax
)
60 to 120 seconds
3°C / second maximum
217°C
Ramp-Up Rate (TL to Tp)
Liquidus Temperature (TL)
Time Maintained Above Temperature TL (tL)
Peak / Classification Temperature (Tp)
Time Within 5°C of Actual Temperature (tp)
Ramp-Down Rate (Tp to TL)
60 to 150 seconds
260°C
20 to 40 seconds
6°C / second maximum
8 minutes maximum
Time 25°C to Peak Temperature
JEDEC Moisture Sensitivity
Table 13ꢀ Moisture sensitivity levels for LUXEON CZ Color Lineꢀ
Flooꢃ lIFE
soaK ꢃEquIꢃEmEnts standaꢃd
lEVEl
tImE
Unlimited
CondItIons
tImE
CondItIons
1
≤30°C / 85% RH
168 Hours +5 / -0
85°C / 85% RH
DS198 LUXEON CZ Color Line Product Datasheet 20180606 ©2018 Lumileds Holding B.V. All rights reserved.
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