发明名称 THIN PLASTIC LEADLESS PACKAGE WITH EXPOSED METAL DIE PADDLE
摘要 A method of making electronic packages includes providing a leadframe strip that includes a plurality of leadframes, wherein the leadframes comprise a plurality of leads, etching a surface of each of the leadframes to form an opening, wherein each of the leads has a lead tip that connects to a die paddle within the opening, isolating each of the leads from the die paddle, adhering a tape to a bottom side of the leadframe strips, leads, and die paddle, attaching a die to the die paddle, placing ball bumps on each of the lead tips, and connecting the die to the ball bumps. The electronic package includes a leadframe having a plurality of leads, wherein each of the leads has a lead tip, an opening formed within the leadframe, a die paddle that is disposed within the opening and is isolated from each of the lead tips, a tape that is adhered to a back side of the leadframe, leads, and die paddle, and a die, wherein the die is attached to the die paddle and is connected by wires to a bump disposed on each of the lead tips.
申请公布号 US2016049357(A1) 申请公布日期 2016.02.18
申请号 US201514922899 申请日期 2015.10.26
申请人 Carsem (M) Sdn. Bhd. 发明人 Yee Mow Lum;Lau Kam Chuan;Goh Kok Siang;Choong Shang Yan;Liew Voon Joon;Yip Chee Sang
分类号 H01L23/495;H01L21/48;H01L21/56;H01L23/31 主分类号 H01L23/495
代理机构 代理人
主权项
地址 Ipoh MY