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返回 2014-10-08

臺灣茂達(dá)新推產(chǎn)品APW7262

  • APW7262 : 3MHz Synchronous Switch-Mode Battery Charger with USB Compliance/USB-OTG Boost Regulator

  • Feature

    · Charge Faster Than Linear Charger
    · 3MHz with 0% to 99.5% Duty Cycle Synchronous Switch-Mode Charger with 1.5A Integrated 
      N-MOSFETs
    · 4V-6V Input Operating Range
    · 20V Absolute Maximum Input Voltage
    · Safety
       -Reverse leakage protection to prevent battery drainage
       -Thermal regulation and protection
       -Input/output over-voltage protection
       -Cycle-by-cycle current limit
    · Accuracy
       -+1% charge voltage regulation (0 to 85oC)
       -+5% charge current regulation
       -+5% input current regulation (100mA and 500mA)
    · Built-In Input Current Sensing and Limiting
    · Automatic Charging
    · Programmable Through High-Speed I2C Interface(3.4Mb/s)
       -Input Current Limit
       -Fast-Charge and Termination Current
       -Charge Regulation Voltage
       -Weak Battery Voltage Threshold
       -VIN DPM Threshold
       -Termination Enable/Disable
       -OTG Enable/Disable
       -Reset All Parameter Control
       -Safety Timer with Reset Control
    · 5V, 500mA Boost Mode for USB OTG for 2.5V to 4.5V Battery Input
    · Available in 1.7mmx2.1mm WLCSP-20 and TQFN4x4-20A Packages

    Application

    · Cell Phones, Smart Phones and PDAs
    · Tablet PC
    · Portable Media Players, Handheld Device