Application Notes
Adding Hysteresis to Low Battery Input on the TPS6205x (Rev. A)
Texas Instruments
Published : 28 Nov 07
Description
The low-battery input (LBI) available on several step-down converters is often used to shut down the converter when the input voltage falls below a set threshold. This prevents damage to the battery and signals that the battery is at the end of its life and should be charged or replaced. Batteries have internal resistance that causes the voltage to drop as the load increases. This internal resis
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