简单的表征电路充电AA电池

摘要：这表征电路，再加上个人电脑和一些软件，精确测量可充电的AA电池完全放电周期。电池的容量和输出电阻可以很容易地从这些测量结果曲线。

Maxim > App Notes > Battery Management
Keywords: rechargeable AA cell, USB port, Visual Basic program, battery capacity, fuel gauging Sep 11, 2006

APPLICATION NOTE 3874
Simple Characterization Circuit for Rechargeable AA Cells


Abstract: This characterization circuit, plus a PC and some software, accurately measures the full discharge cycle for a
rechargeable AA cell. Cell capacity and output resistance can easily be determined from the curve resulting from these
measurements.

A similar article appeared in the April, 2006 issue of Elektor Electronics.


Introduction
Rechargeable AA cells are very popular for a large variety of portable applications. The number of brands is also high and the cell
quality can differ considerably. Cell capacity is sometimes differen