茂達推出新產品:
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
規格書預覽:http://www.anpec.com.tw/RE_UPLOAD_FILE/20131204180821624.jpg