CXLB73234 is a three cell lithium battery charging management chip. The input voltage withstand voltage can reach 30V. The chip can choose an external TS port, which is used in conjunction with the NTC resistor in the battery pack to monitor the surface temperature of the battery. When the battery temperature is too high, charging is prohibited. If you do not want to use this function, simply connect TS to GND. The chip adopts synchronous rectification BUCK structure, CC/CV mode charging, and has trickle function. The chip has input OVP protection and output OVP protection functions. The chip has a charging indicator function. Charging on, fully charged off, battery disconnected with flashing light phenomenon.
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[ CXLB73234 ]"





