obsidian-notes/监测/电流/INAxxx替换方案.md
CSSC-WORK\murmur 3e6078442b init version
2024-04-15 11:19:57 +08:00

12 lines
458 B
Markdown
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

---
title: INAxxx替换方案
updated: 2022-01-11 09:10:46Z
created: 2022-01-11 09:03:42Z
---
国产无INAxxx系列的对标芯片
可以采用分离的差分运算放大方案,如 [LM358差分放大](LM358差分放大.md)
或在共模电压不高的地方采用体重秤专用芯片CS1237SPIx2HX71x等
或差分ADC 如MS1100A0IIC   [杭州瑞盟](https://list.szlcsc.com/brand/1183.html)
或直接采用低端电流检测