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1、请问有没OPA191的参考原理图?
2、这个芯片有没有放大倍数限制?我打算用他放大一个0.4V信号,放大10-15倍
3、TINA软件里没有OPA191元器件模型,请问怎么做?
放大器后面给出的Rload或者Cload是放大器本身的带载能力,包括阻性负载和容性负载,像有些放大器带容性负载的话会引起震荡,所以datasheet会有相应的带载能力参考电路。