小面积和大面积光电二极管的低噪声放大器
Photodiodes can be broken into two categories: largearea photodiodes with their attendant high capacitance(30pF to 3000pF) and smaller area...
Photodiodes can be broken into two categories: largearea photodiodes with their attendant high capacitance(30pF to 3000pF) and smaller area...
Most circuit designers are familiar with diode dynamiccharacteristics such as charge storage, voltage dependentcapacitance and reverse reco...
This application note describes a Linear Technology "Half-Flash" A/D converter, the LTC1099, being connected to a 256 element line scan ph...
能实现VCO 功能的电路很多,常用的有分立器件构成的振荡器和集成压控振荡器。如串联谐振电容三点式电路、压控晶体振荡器,积分-施密特电路、射级耦合多谐振荡器、变容二极管调谐LC 振荡器和数字门电路等几种。它们之间各有优缺点,下面做简要分析,并选择最合适的方案。 ...
MOS关模型 Cgs:由源极和沟道区域重叠的电极形成的,其电容值是由实际区域的大小和在不同工作条件下保持恒定。Cgd:是两个不同作用的结果。第一JFET区域和门电极的重叠,第二是耗尽区电容(非线性)。等效的Cgd电容是一个Vds电压的函数。Cds:也是非线性的电容,它是体二极管的结电容,也是和电压相...