TI牛人写的运算放大器参数的解释和分析，固有噪声的分析与测量

ID:74835 · 发表于 2015-3-20 19:16

目录
1、输入偏置电流和输入失调电流 ........................................................................................... 2
2、如何测量输入偏置电流Ib，失调电流Ios ......................................................................... 6
3、输入失调电压Vos 及温漂 ................................................................................................. 10
4、运放噪声快速计算 ............................................................................................................. 14
5、电源抑制比DC-PSRR .......................................................................................................... 18
6、电源抑制比AC-PSRR .......................................................................................................... 19
7、共模抑制比CMRR .............................................................................................................. 22
8、共模抑制比CMRR 的影响 ................................................................................................. 25
9、放大电路直流误差（DC error） ....................................................................................... 28
10、放大电路直流误差（DC error）的影响因素 ............................................................... 29
11、输入阻抗和输入电容 ..................................................................................................... 31
12、输入电容Cin 的测量 ...................................................................................................... 33
13、轨至轨输入（rail to rail input） .................................................................................... 35
14、轨至轨输入_TI 的领先技术 ........................................................................................... 38
15、开环增益Aol .................................................................................................................. 40
16、增益带宽积（GBW）..................................................................................................... 43
17、从开环增益曲线谈到运放稳定性 ................................................................................. 44
18、压摆率(SR) ...................................................................................................................... 47
19、全功率带宽(FPBW) ......................................................................................................... 50
20、建立时间(Settling Time) ................................................................................................. 52
21、总谐波失真(THD) ........................................................................................................... 53
22、轨至轨(rail to rail)输出 ................................................................................................... 55
23、输出短路电流 ................................................................................................................. 57
24、输出阻抗Ro 和Rout ...................................................................................................... 58
25、运放的热阻 ..................................................................................................................... 62

运放参数的详细解释和分析
运算放大器电路中固有噪声的分析与测量
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