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XC6802A42XER Datasheet (PDF) - Torex Semiconductor

XC6802A42XER Datasheet PDF - Torex Semiconductor
Part # XC6802A42XER
Download  XC6802A42XER Download

File Size   356.03 Kbytes
Page   18 Pages
Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor
Description 1 Cell Li-ion Battery Linear Charger IC with Constant-Current/Constant-Voltage

XC6802A42XER Datasheet (PDF)

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XC6802A42XER Datasheet PDF - Torex Semiconductor

Part # XC6802A42XER
Download  XC6802A42XER Click to download

File Size   356.03 Kbytes
Page   18 Pages
Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor
Description 1 Cell Li-ion Battery Linear Charger IC with Constant-Current/Constant-Voltage

XC6802A42XER Datasheet (HTML) - Torex Semiconductor

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XC6802A42XER Product details

■ GENERAL DESCRIPTION

The XC6802 series is a constant-current/constant-voltage linear charger IC for single cell lithium-ion batteries. The XC6802 includes a reference voltage source, battery voltage monitor, driver transistor, constant-current/constant-voltage charge circuit, over heat protection circuit, phase compensation circuit. The battery charge termination voltage is internally set to 4.2V ± 0.7% and the trickle charge voltage and accuracy is 2.9V ±3%. In trickle charge mode, a safe charge to a battery is possible because approximately 1/10 out of setting charge current is supplied to the battery. With an external RSEN resistor, the charge current can be set freely up to 800mA (MAX.), therefore, the series is ideal for various battery charge applications. The series’ charge status output pin, /CHG pin, is capable of checking the IC’s charging state while connecting with an external LED.



■ FEATURES

  Operating Voltage Range           : 4.25V ~ 6.0V

  Charge Current                    : Externally set up to 800mA (MAX.)

  Charge Termination Voltage        : 4.2V ±0.7%

  Trickle Charge Voltage            : 2.9V ±3%

  Supply Current (Stand-by)         : 15μA (TYP.)

  Function                                : Constant-current/constant-voltage Operation

                                               Thermal Shutdown

                                               Automatic Recharge

                                               Charge Status Output Pin

                                               Soft-start Function (Inrush Limit Current)

  Operating Ambient Temperature     : -40℃~+85℃

  Packages                          : SOT-89-5, SOT-25, USP-6C, USP-6EL

  Environmentally Friendly          : EU RoHS Compliant, Pb Free

 

■ APPLICATIONS

● Charging docks, charging cradles

● MP3 players, portable audio players

● Cellular phones, PDAs

● Bluetooth headsets



 




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