加拿大外贸
1. substrate material:aluminum nitride (thermal conductivity 170 W/mk MIN;CTE 4.5-4.7E-6/K)2. package part with vacuum sealing and identify by marking with the part number,revision and metallization lot number
3. insulation resistance:leakage current <=1.0 X10E-7 A AT 100V D.C.
4. metallization on substrate (top and bottom surfaces):
Ti 1000 +-200A under
Pt 2000 +-400A under
Au 5000+-1000A
metallization shall be suitable for eutectic die bonding using 80AU/20SN and for thermo compression wire bonding with Au wire. Any changes to the specified metallization shall be approved by kalam.
5. metallization shall not display any discoloration, blistering or peeling. As seen under 10x magnification after A 400 DEG C BA KE in open air for 3 minutes.
6. 100% visual inspection per MIL-STD-883,method 2032,class B
7. certificate of conformance shall be provided with each shipment.
8. metallized burrs unless otherwise specified: 0.03mm MAX.
Notes: unless otherwise specified.
大概手大出来的 pdf出来的
谁能做的跟我说下
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没明白LZ什么意思，是改成PDF还是?
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从pdf 一个个字母码进去的
不知道什么产品
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基材：氮化铝????????????
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氮化铝基片
http://exporter.gongchang.com/al ... ubstrate-dp7549172/
F Y R
加拿大电商刚从事这行半年，对电子行业不了解，自己整理了些，算是学习，供大家分享，也请大家补充。我毕竟是个文科生，对这方面知识严重欠缺。 DVD:英文全名是Digital Video Disk, 即数字视频光 加拿大电商昨天我把提单复件发给了客户，今天收到了他回信，如下： Dear Nicholas, please send all shipping documents. We will check B/L copy and we will reply ASAP. Thank you Best Regards .........................................
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