MAX16023PTAS25+T

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The MAX16023PTAS25+T is an AEC (Automotive Electronics Council)-Q100 qualified ultra-low-power system power management integrated circuit (PMIC) for use with a Li-ion / Li-Po battery pack. It is a highly integrated, ultra-low power and feature rich power management solution to provide multiple output voltage rails to keep a system powered up.

The MAX16023PTAS25+T is a single-chip solution, including up to six step-down DC-DC regulators and integrated battery charging capability. It integrates the entire system power supply and management chain on a single chip, including a LiPo/Li-ion battery charger, six step-down regulators, switches, fault protection, power-on reset and power sequencing. It is designed to handle system supply voltages up to 24V, and powered by a 3–6.5V input supply, such as USB or wall adapter.

The MAX16023PTAS25+T is designed for modern computing and embedded systems that require low power and high performance. It is a highly efficient PMIC for providing multiple output voltages for efficiently powering system components. The MAX16023PTAS25+T has up to six integrated step-down regulators that provide up to four outputs for powering different system components, such as a processor and memory. There is also an integrated battery charging circuit that provides up to 1A of charging current.

The MAX16023PTAS25+T can also be used in automotive applications. It is AEC-Q100 qualified to ensure that it meets the stringent requirements for automotive use. It is designed to provide efficient power conversion and protection, with an integrated ESD protection circuit that ensures reliable operation in harsh automotive environments. It also has integrated over/undervoltage protection, as well as overcurrent, over-temperature and reverse battery protection.

The working principle of the MAX16023PTAS25+T is based on single-stage power conversion topology. The main task of the PMIC is to provide the necessary power supply to the system and control the discharge and charge of the connected battery. The MAX16023PTAS25+T is composed of six integrated step-down DC-DC regulators, an integrated battery charger, and switches, fault protection, power-on reset, and power sequencing blocks. The power converter solves the power supply problems in various computing and embedded system applications by providing multiple output voltage rails.

The integrated battery charger enables the MAX16023PTAS25+T to charge a connected Li-ion or Li-Po battery pack. It is compatible with both linear and switch-mode chargers, and supports charging rates up to 1 A. The charger also supports multiple charging modes, like trickle, constant current, constant voltage and temperature compensation. The wide input voltage range of 4.25 V to 6.5 V allows for flexibility in selecting the input voltage supply for the system.

The integrated step-down DC-DC regulators ensure that the voltage level is kept within the set limits. The level-shifting circuit of the MAX16023PTAS25+T enables the step-down regulators to provide additional output voltage rails for powering different system components. The integrated over/under voltage, overcurrent, and overtemperature protection circuits keep the system protected from different damage and provide reliable operation even in harsh automotive conditions.

In summary, the MAX16023PTAS25+T is an ultra-low power, highly integrated and feature rich PMIC solution suitable for modern computing and embedded systems. It is AEC-Q100 qualified, making it suitable for automotive applications. The integrated charger and step-down regulators enable efficient, reliable power management and supply for all connected components. It also has integrated fault protection and switching circuits to provide reliable operation and protection for the system in case of abnormal conditions.

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