CE3320
CE3320 is 2A Synchronous Buck Single Cell Li-Ion USB/Adapter Charger manufactured by Chipower.
features include defective battery detection, battery overvoltage protection and a voltage-based battery pack thermistor monitoring input (NTC) that monitors battery temperature for safe charging.
- APPLICATIONS: z Battery Back-Up Systems z Tablets and Portable Mobile Internet Devices z Netbook, Smartbook z Portable Media Players z IPod, i Phone, i Pad Docking z Bluetooth speaker & 2.4G Wireless speaker z Smart Phones z Portable Data Capture Terminals z Personal Medical Products z Portable Instruments z 3G/4G Wireless Routers
- FEATURES
: z 1.5MHz High-Efficiency Switch Mode Charger z Single Input Mini-USB/Adapter Charger
- 7V Maximum Input Voltage Rating
- 5.5 V Maximum Operating Input Voltage
- patible with Current Limited Adapters z High Integration for Reduced BOM Count and
Board Space Savings
- Low RDS(ON) Integrated Power FETs for Up to
2A Charge Rate
- Integrated Charge Current Sense Resistor
- Integrated Reverse Current Blocking Element z Low Power Dissipation z Accurate Battery Management Functions
- 1% Battery Regulation Accuracy
- 10% Charge Current Accuracy z Remote Sensing at Battery Terminals z IDET Blanking z Programmable Charge Current
Detection/Termination z Automatic Recharge z plete System Level Protection
- Input UVLO, Sleep Mode, VIN_DPM, Battery Over-voltage Protection(Battery OVP)
- Reverse Leakage Protection Prevents Battery
Drainage
- Hard Short On The Battery Terminals
Protection
- High Rate Charge Current Limit
- Cycle By Cycle Current Limit
- Thermal Shutdown
- Voltage Based, NTC Monitoring Input For
Temperature Qualified Charging
- Programmable Charge Safety Timer
- Defective Battery Detection
- Soft-Start Feature to Reduce Inrush Current z Status Output for Charging and Faults
V0.9
Chipower Corp. Confidential- Prepared for Customer Use Only
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2A Synchronous Buck Single Cell Li-Ion USB/Adapter Charger
CE3320 Series
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