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L1CU-RNG1000000000 数据表(PDF) 24 Page - Lumileds Lighting Company |
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L1CU-RNG1000000000 数据表(HTML) 24 Page - Lumileds Lighting Company |
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24 / 27 page ![]() DS198 LUXEON CZ Color Line Product Datasheet 20180305 ©2018 Lumileds Holding B.V. All rights reserved. 23 Reflow Soldering Guidelines Table 12. Reflow profile characteristics for LUXEON CZ Color Line. PROFILE FEATURE LEAD-FREE ASSEMBLY Preheat Minimum Temperature (T smin) 150°C Preheat Maximum Temperature (T smax) 200°C Preheat Time (t smin to tsmax) 60 to 120 seconds Ramp-Up Rate (T L to Tp) 3°C / second maximum Liquidus Temperature (T L) 217°C Time Maintained Above Temperature T L (tL) 60 to 150 seconds Peak / Classification Temperature (T p) 260°C Time Within 5°C of Actual Temperature (t p) 20 to 40 seconds Ramp-Down Rate (T p to TL) 6°C / second maximum Time 25°C to Peak Temperature 8 minutes maximum JEDEC Moisture Sensitivity Table 13 . Moisture sensitivity levels for LUXEON CZ Color Line . LEVEL FLOOR LIFE SOAK REQUIREMENTS STANDARD TIME CONDITIONS TIME CONDITIONS 1 Unlimited ≤30°C / 85% RH 168 Hours +5 / -0 85°C / 85% RH T p T L 25 Time 25ºC to Peak JEDEC J-STD-020D Critical Zone T L to Tp t L t p Ramp-up Ramp-down Time t s Preheat Area T smax T smin Figure 12. Visualization of the acceptable reflow temperature profile as specified in Table 12. |
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