http://www.centralsemi.com/product/packages/index2.php
http://www.infineon.com/cms/cn/product/package.html?package=%2fpackages%2fSMD_-_Surface_Mounted_Devices
http://www.838dz.com/diode/1100.htm
http://www.nxp.com/packages/
http://www.ti.com/sc/docs/package/guide.htm
http://www.linear.com/designtools/packaging/
http://www.onsemi.cn/PowerSolutions/supportDoc.do?type=drawing