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LM258 设计问题

Hi Sir,

目前我有一个应用在BMS电池电压侦测电路, 用来量测电池两端的电压, 一共会有13个cell.

R1/R2取1/3的比例(将来要用1/4的比例)是为了侦测Cell 13时, 降低进入OP的Inverting Input和Non-Inverting Input的电压值.

运用参考设计修改为以下 将 R2/R4 --> 330k

在输出部分会出现震荡的弦波电压载在输出电压