LTC4066EPF#PBF

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PMIC - Battery Management

The LTC4066EPF#PBF is a battery management solution ideal for a variety of applications. It has an extremely low quiescent current (<1μA) and an operating temperature range of -40°C to +85°C.

The LTC4066EPF#PBF is a highly integrated energy harvester/charger and battery management device that supports a variety of energy harvesting sources and different battery chemistries including lithium ion and lead acid. With a 4.2V absolute maximum input voltage and 4.0V default float voltage, the charger is well-suited for a wide range of solar, thermoelectric, piezoelectric, and other energy harvesting applications. The 6V/8V input range enables operation from automotive and other energy harvesting sources.

With its wide input voltage range, the LTC4066EPF#PBF is ideal for automotive, industrial, military, and other applications that require high efficiency and robust performance in harsh environments. The integrated reverse blocking circuitry prevents reverse discharge and improves safety. Its high efficiency synchronous rectification and 4MHz PFM/PWM switching allows a wide input voltage range with minimum heat dissipation.

In battery management applications, the LTC4066EPF#PBF can be used to manage a Li-ion battery in both a regulated voltage and regulated current battery charging scheme. The device\'s over-voltage protection, thermal regulation, battery health diagnostic, and support for NTC/negative temperature coefficient temperature sensing provide a comprehensive solution for Li-ion battery management.

The LTC4066EPF#PBF is a highly integrated IC with multiple integrated components that can be used to build a wide variety of battery management solutions. It contains an internal linear voltage regulator for system regulation, a low-dropout regulator for Li-ion charging, an integrated shunt regulator for energy harvesting, and an integrated MOSFET switch-current regulator for battery charge control. The IC also has an integrated battery health monitoring circuit that monitors battery state-of-health, and a wide range of input protection circuits including a reverse blocking diode.

The LTC4066EPF#PBF is backward compatible with previous generation LTC4066 devices and can be used in a wide range of applications. Its excellent power efficiency, high accuracy, and robust protection circuitry make it ideal for a variety of battery management solutions. Its wide input voltage range allows it to be used in automotive, industrial, and other environments that require high efficiency and robust performance.

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