obsidian-notes/电源/电池/保护板.md
CSSC-WORK\murmur 3e6078442b init version
2024-04-15 11:19:57 +08:00

17 lines
707 B
Markdown
Raw Permalink Blame History

This file contains ambiguous Unicode characters

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: 保护板
updated: 2022-08-08 09:11:44Z
created: 2022-01-08 13:18:04Z
---
# 放电
放电有截止电压2.5V的也有3.0V的据资料显示主流为3.0V,低于此电压电池可用容量已不多
# 充电
充电截止电压根据电池会略有不同
# 过流
另一个指标是过流保护,可根据需求进行设计
# 选型
小体积的DW01需外挂MOS多搭配[8205A](../MOS/N.md#8205A)
体积大点的有苏州赛芯微的XBxxxxA系列内置MOSSOP8封装
# 案例
松下EY503单节锂电供电拟加入保护采用XB8889A保护门限3V/18A实测需要较大散热面积仅电池盒负极接片大小散热面积完全不够6档时直接化锡