WSDY3301 Series One Cell Lithium-ion/Polymer Battery Protection IC
●General Description
■The WSDY3301 product is a high integration solution for the protection of single lithium-ion /lithium-polymer rechargeable battery pack.
■Contains advanced power MOSFET, high precision voltage detection circuit and delay circuit.
■With overcharge, overdischarge, overcurrent,short circuit and other protection functions required by all batteries, and the power consumption is very low when working.
■Designed not only for wearable devices, but also for all kinds of information products that need long-term power supply from lithium-ion or lithium polymer rechargeable batteries.
●Features
■Internal integrated 55mΩ equivalent advanced power MOSFET
■Over temperature protection
■Charging overcurrent protection IOCC
■Over discharge non-recoverable function
■Two section overcurrent protection
▲Discharge overcurrent protection IOV
▲Load short circuit protection ISHORT
■Charger detection function
■0V battery charge function
■Internal setting of delay time
■Precision voltage detection
▲General accuracy：±25mV
■Low static current
▲Operation mode：0.9uA
▲Power-down mode：<10nA
■Ultra small package SOT23-5L
■Lead and halogen free
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WSDY3301 Series 、 WSDY3301 、 WSDY3301A 、 WSDY3301B 、 WSDY3301C 、 WSDY3301D 、 WSDY3301E |
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One Cell Lithium-ion/Polymer Battery Protection IC 、 single lithium-ion /lithium-polymer rechargeable battery pack |
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[ Battery type ][ Single cell lithium-ion battery pack ][ Lithium polymer battery pack ][ Terminal applications ][ Wearable equipment ][ wearable devices ][ information products ] |
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Datasheet |
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Please see the document for details |
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SOT23-5L |
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English Chinese Chinese and English Japanese |
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2024/4/12 |
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702 KB |
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