How to deal with battery in circuit

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    Battery Circuit
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SUMMARY

This discussion focuses on understanding how to manage battery usage in circuits, specifically with AA batteries. The key formula presented is Ohm's Law, V = IR, which relates voltage (V), current (I), and resistance (R). It is emphasized that the internal resistance (Rint) of the battery limits the maximum current that can be drawn. For practical insights, users are directed to the measured amp-hour discharge rates and curves for AA batteries available at PowerStream.

PREREQUISITES
  • Understanding of Ohm's Law (V = IR)
  • Knowledge of internal resistance in batteries
  • Familiarity with battery discharge rates
  • Basic circuit analysis skills
NEXT STEPS
  • Research AA battery discharge curves on PowerStream
  • Explore the impact of internal resistance on circuit performance
  • Learn about different battery types and their characteristics
  • Investigate methods to measure current in circuits
USEFUL FOR

Electronics enthusiasts, circuit designers, and anyone involved in battery-powered device development will benefit from this discussion.

tefavolc
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can anyone provide me with a site explaning how to deal with battery in circuit ? for example when i use AA battery what max. current i can drive from it ?
 
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hi tefavolc! :smile:

V = IR, I = V/R.

A battery has an internal resistance, Rint, so the current can't be greater than … ? :wink:
 

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