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LTC3577-1

Linear Technology
Part Number LTC3577-1
Manufacturer Linear Technology
Description Highly Integrated 6-Channel Portable PMIC
Published Aug 28, 2009
Detailed Description FEATURES n Full Featured Li-Ion/Polymer Charger/PowerPath™ Controller with Instant-On Operation n Triple Adjustable High...
Datasheet PDF File LTC3577-1 PDF File

LTC3577-1
LTC3577-1

Overview
FEATURES n Full Featured Li-Ion/Polymer Charger/PowerPath™ Controller with Instant-On Operation n Triple Adjustable High Efficiency Step-Down Switching Regulators (800mA, 500mA, 500mA IOUT) n 6μA Battery Drain Current in Hard Reset n Bat-Track™ Control for External HV Buck DC/DCs n I2C Adjustable SW Slew Rates for EMI Reduction n High Temperature Battery Voltage Reduction Improves Safety and Reliability n Overvoltage Protection for USB (VBUS)/Wall Inputs Provides Protection to 30V n Integrated 40V Series LED Backlight Driver with 60dB Brightness Control and Gradation via I2C n 1.
5A Maximum Charge Current with Thermal Limiting n Battery Float Voltage: 4.
2V (LTC3577) 4.
1V (LTC3577-1) n Pushbutton On/Off Control with System Reset n Dual 150mA Current Limited LDOs n Small 4mm × 7mm 44-Pin QFN Package APPLICATIONS n PNDs, DMB/DVB-H; Digital/Satellite Radio; Media Players n Portable Industrial/Medical Products n Universal Remotes, Photo Viewers n Other USB-Based Handheld Products LTC3577/LTC...


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