该EL5221是一个双通道，低功耗，高电压，轨对轨输入输出缓冲器。
The EL5221 is a dual, low power, high voltage rail-to-rail input-output buffer.
该电路应用两级差动放大增加电路增益，利用源极跟随器作为电压缓冲器以减少信号电平损失。
It uses tow-stage differential amplifiuers to increasee the circuit gain and uses a source follower as a voltage buffer to decrease signal volt- age losing.
上述特点使得作为在薄膜晶体管液晶显示器(TFT - LCD)的参考电压缓冲器的使用EL5221的理想选择。
These features make the EL5221 ideal for use as voltage reference buffers in Thin Film Transistor Liquid Crystal Displays (TFT-LCD).
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