Flaircomm Microelectronics BTM702A Bluetooth Module BT5.0 User Manual instruction guide trace guide

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Document ID	4109896
Application ID	Gk8Ro1ywoG6iO0i2WjVlMA==
Document Description	instruction guide_trace guide
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	35.21kB (440155 bits)
Date Submitted	2018-12-19 00:00:00
Date Available	2018-12-20 00:00:00
Creation Date	2018-12-12 16:00:51
Producing Software	Foxit Reader PDF Printer Version 6.1.0.0923
Document Lastmod	2018-12-13 18:24:44
Document Title	instruction guide_trace guide

PCB
TOP 层
LAYER2
LAYER3
BOTTOM 层
丝印层
原理图：
PCB description is as follows：
Lamination, dielectric constant, and related dimensions are as follows：
------------------ L1 Outer layer copper 0.3 oz thick (finished copper 1 oz thick)
≈≈≈≈≈≈≈PP 2116+7628H
■■■■■■■L2/L3 DG 0.8mm（The inner finished copper is 1 oz thick）
≈≈≈≈≈≈≈PP 2116+7628H
------------------ L4 Outer layer copper 0.3 oz thick (finished copper 1 oz thick)
Complete the thickness：1.6+/-0.16mm
dielectric constant 4.2

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