5353A锂电池保护芯片-PL5353A.pdf

PL5353A PULAN TECHNOLOGY CO., LIMITED One Cell Lithium-ion/Polymer Battery Protection IC GENERAL DESCRIPTION FEATURES The PL5353A product is a high ·Protection of Charger Reverse integration solution for lithium- Connection ion/polymer battery protection. ·Protection of Battery Cell Reverse PL5353A contains advanced power Connection MOSFET, high-accuracy voltage ·Integrate Advanced Power MOSFET detection circuits and delay circuits. with Equivalent of 54mΩ RSS(ON) PL5353A is put into an ultra-small ·Ultra-small SOT23-5 Package SOT23-5 package and only one external component makes it an ideal ·Only One External Capacitor solution in limited space of battery pack. Required PL5353A has all the protection functions ·Over-temperature Protection required in the battery application including ·Overcharge Current Protection overcharging, overdischarging, overcurrent ·Two-step Overcurrent Detection: and load short circuiting protection etc. The -Overdischarge Current accurate overcharging detection voltage -Load Short Circuiting ensures safe and full utilization charging. ·Charger Detection Function The low standby current drains little current ·0V Battery Charging Function from the cell while in storage. - Delay Times are generated inside The device is not only targeted for digital cellular