High-Flying HF-LPT120G Gebruikershandleiding - Pagina 12
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2. PACKAGE INFORMATION
2.1. Recommended Reflow Profile
NO.
Item
1
Reflow Time
2
Peak-Temp
Note: 1. Recommend to supply N2 for reflow oven.
2. N2 atmosphere during reflow (O2<300ppm)
2.2. Device Handling Instruction (Module IC SMT Preparation)
1.
Shelf life in sealed bag: 12 months, at <30℃ and <60% relative humidity (RH)
2.
After bag is opened, devices that will be re-baked required after last baked with window time
168 hours.
3.
Recommend to oven bake with N2 supplied
4.
Recommend end to reflow oven with N2 supplied
5.
Baked required with 24 hours at 125+-5℃ before rework process for two modules, one is
new module and two is board with module
Recommend to store at ≦10% RH with vacuum packing
6.
7.
If SMT process needs twice reflow:
Case 1: Wifi module mounted on top side. Need to bake when bottom side process over 168
hours window time, no need to bake within 168 hours
Case 2: Wifi module mounted on bottom side, follow normal bake rule before process
Note: Window time means from last bake end to next reflow start that has 168 hours space.
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com)
Figure 4.
Reflow Soldering Profile
Table 11 Reflow Soldering Parameter
Temperature (Degree)
Time of above 220
Time(Sec)
35~55 sec
260 max
side SMT and reflow
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