Analog Devices LT8491 Buck-Boost Battery Charge Controller

19 May, 2021

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Analog Devices Inc. LT8491 Buck-Boost Battery Charge Controller implements a constant-current constant voltage (CCCV) charging profile used for most battery types. This includes sealed lead-acid (SLA), flooded, gel, and lithium-ion. The device operates from input voltages above, below, or equal to the output voltage and is powered by a solar panel or DC power supply.

Typical Application

Features

V_IN Range: 6V to 80V
V_BAT Range: 1.3V to 80V
Single Inductor Allows V_IN Above, Below, or Equal to V_BAT
Automatic MPPT for Solar Powered Charging
Automatic Temperature Compensation
I²C Telemetry and Configuration
Internal EEPROM for Configuration Storage
Operation from Solar Panel or DC Supply
Four Integrated Feedback Loops
Synchronizable Fixed Frequency: 100kHz to 400kHz
64-Lead (7mm x 11mm x 0.75mm) QFN Package

more information: https://www.analog.com/en/products/lt8491.html

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Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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