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The battery of the charge control chip is not connected to the detection function
The battery unconnected detection function of the charge control chip is an important feature to ensure charging safety and efficiency. Here are five key points of the feature:
Main component
Battery is not connected detection mechanism
The charge control chip detects whether the battery is correctly connected by monitoring the voltage of the battery connection pin (such as the BAT pin). If the battery is not connected, the chip can recognize this state and stop the charging process, avoiding ineffective charging of the unconnected battery.
Status indicator
When the battery is not connected, some charge control chips will provide visual feedback through the LED indicator. For example, the SUM4156 chip integrates a two-light indicator of the charging status, which flashes alternately when the battery is not connected to alert the user that the battery is not connected.
Protection function
The battery is not connected detection function also plays a protective role to prevent circuit damage or overheating of the charge control chip caused by the battery is not connected. This feature ensures the safety and reliability of the charging system.
Automatically enter the standby protection state
Some charging control chips have battery detection function, when the battery is detected that the battery is not connected or the battery is short circuit, it will automatically enter the standby protection state to prevent further damage.
Integrated battery unconnected detection
Some charge control chips, such as SUM4156, integrate the battery unconnected detection function, when the battery is not connected, the chip will output an average voltage of 4.2V, with a load capacity of 10mA, to ensure that the system can still maintain basic power supply in the case of battery unconnected.
Together, these features ensure that the charge control chip is responsive when the battery is not connected, preventing energy waste and potential safety risks.
DC CHARGING PIlE SERIES
DC charging pile is an efficient charging facility for electric vehicles, which uses direct current (DC) to directly charge the vehicle battery, significantly reducing the charging time. Compared with traditional AC charging piles, DC charging piles are able to provide higher power output and can usually charge an EV to 80% of its capacity in 30 minutes, providing users with a convenient charging experience.
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