QFP
常见例句
- QFP is gull wing lead, PLCC is J-shaped lead.
QFP是鸥翼形引线,PLCC是J形引线。 - The 1000Base-T PHY chip was taped out with CMOS process, 208 pins QFP.
本电路参加了 CMOS工艺流片,整个1000Base-T PHY芯片采用208管脚QFP封装。 - If test points are more than 6 nods:(1) Big BGA must be tested (2) QFP can be omitted to test. You can inspect the pad appearance instead of test.
若量测点超过六点时:(1)大颗BGA一定要量测(2)QFP可省略不量,改以目检焊点的外观来调整温度曲线。 - Finite element method was used to simulate the residual stress in soldered joints of QFP device with three kinds of lead materials.
采用有限元方法对QFP器件三种引线材料焊点的残余应力进行了数值模拟计算分析。 - Now we focus on IC test handler, it's production included most of the assembly types, for example DIP,SOP,SSOP,TSSOP,QFP,TO series,QFN etc.
目前主要生产集成电路分选机,产品品种涵盖目前市场上的绝大多数封装品种,如DIP,SOP,SSOP,TSSOP,QFP,TO系列等。 - Research effect of different ROL on pulling strength of QFP solder joint mainly in order to get the proper range of ROL.
主要研究了不同氧含量对QFP引脚焊点拉伸强度的影响,得到一个最佳的氧含量范围。 返回 QFP