Specifications

深圳市芯中芯科技有限公司
SHENZHENSHI XINZHONGXIN TECHNOLOGY CO., LTD.
地址：深圳市宝安区沙井东环工业区 A3 栋 电话：[phone] /82 传真: [phone]
公司网址：WWW.C-CHIP.COM.CN
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C-3L_V1.0
C. Pcb cloth board: because the metal will weaken the function of the antenna, when the module cloth
board, it is forbidden to lay the ground and walk the line under the module antenna, if it can be
hollowed out better.
D. Regarding the use environment of WIFI, wireless signals are easily influenced by the surrounding
environment, such as trees, metals and other obstacles will absorb wireless signals to a certain extent,
so in practical application, the distance of data transmission will be affected to a certain extent
8 Reflow Temperature Profile
Key features of the profile:
-Initial Ramp=1-2.5℃/sec to 175℃ equilibrium
-Equilibrium time=60 to 80 seconds
-Ramp to Maximum temperature (250℃)=3℃/sec Max
-Time above liquidus temperature(217
℃
): 45 - 90 seconds
-Device absolute maximum reflow temperature: 250℃