Charging chip of lithium ion battery
A lithium-ion battery and charging chip technology, applied in battery circuit devices, charging/discharging current/voltage regulation, collectors, etc., can solve problems such as complex charging circuits, poor stability, and affecting the service life of lithium-ion batteries, and achieve simplification Effect of Peripheral Circuits
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[0023] It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0024] The invention provides a charging chip for a lithium ion battery.
[0025] refer to figure 1 , figure 1 It is a block diagram of the first embodiment of the charging chip of the lithium-ion battery of the present invention. A charging chip for a lithium-ion battery provided in this embodiment includes:
[0026] The battery voltage detection module 1 is used to detect the voltage of the lithium ion battery BAT, and output the voltage detection value of the lithium ion battery BAT at its output terminal.
[0027] The control module 2 is configured to receive the voltage detection value of the lithium-ion battery BAT output by the battery voltage detection module 1, and output a control signal according to the voltage detection value to adjust the current of the external power supply VCC for charging the lithiu...
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