ETA9688 ETA | Alldatasheet
Document overview
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Technical content
www.etasolution.com 1 Powering Minds of the Smart 5V/2.1A Synchronous Boost with 1A linear Charger DESCRIPTION FEATURES ETA9688 is a 5V/2.1A synchronous boost integrated with 1A linear charger. It is capable of delivering 2.1A at the 5V output and can charge at its input with up to 1A charging current. A highly integrated synchronous boost converter that can provide efficiency as high as 97% and a simple linear charge that provides fast charge current up to 1A are both integrated in ETA9688. For USB charger application, ETA9688 is designed a BC1.2 compliant D+/D- interface for cellphone and tablet PC charging. With all of these highly integra ted features, it makes ETA9688 an ideal solution for E-cigarette and Power bank or applications alike. ETA9688 is available in DFN3x3-12 package. Up to 97% Energy Converting Efficiency Up to 2.1A output current at 5V output, 3.3V input Dedicated Charging Port (DCP) emulator with BC1.2 compliant True Shut off during shutdown and output short- circuit protection Thermal Shutdown DFN3x3-12
APPLICATIONS
E-cigarette Power Bank
ORDERING INFORMATION
ETA9688D3M DFN3x3-12 ETA9688 YWW2L TYPICAL APPLICATION ETA9688 ACIN BAT D+/D- EN SW OUT ISET LED GA GP SW OUT USB Input 10uF Li-ion Battery 10uF 2.2uH 22uF x 2 USB 5V output Output USB D+/D- Blue LED Typical application circuit of ETA9688