ACT3780QY410-T

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The ACT3780QY410-T integrated circuit is an advanced battery charger designed to charge, monitor and protect certain battery packs. It is designed to provide efficient charging in applications such as notebook computers, mobile phones, and other portable electronic devices. This family of battery chargers exists within the field of Power Management and Integrated Circuits (PMIC) and is classified under “Battery Chargers”.

The ACT3780QY410-T is a 40V, 4A, high-efficiency DC/DC synchronous buck converter and battery charger that integrates a power MOSFET and digital control. It also has an adjustable DAC regulated output, which helps it maintain output voltage and current stability. This integrated circuit incorporates a programmable maximum charge current for reliable over-current protection. It also includes a Power Good output for system power on/off control, and a CFLY pin that can be used to set the operation temperature range.

ACT3780QY410-T’s duty cycle is adjustable through external resistor to meet various output voltage and current limit levels. There is an on-chip variable frequency oscillator that the user can program to minimize the external components. The synchronization of the MOSFETs can be achieved by the integrated high-speed switching synchronous driver. The charger also has an external power-good signal with built-in programmable threshold for under-voltage protection. This feature is useful for avoiding the risk of overheating and the failure of the charger.

The ACT3780QY410-T provides smart charging with automatic detection of charge status. It incorporates advanced charge control to determine the charging current limit, depending on the battery temperature, system temperature and battery voltage. The charger also has an advanced termination algorithm and a system safety timer, adjustable by an external capacitor, to prevent excessive discharging or overcharging of the battery.

The ACT3780QY410-T also offers many features to prevent short circuit, reverse charging, and open circuit conditions. It provides an integrated overvoltage protection circuit and a series of low battery voltage protection and over-charge circuit for added protection. Its low quiescent current consumption helps to minimize power consumption during standby, resulting in higher efficiency and longer battery life.

Overall, the ACT3780QY410-T is a powerful, feature-rich integrated circuit for battery-charging applications. Its high efficiency and low current consumption make it ideal for a wide range of portable electronic devices. The integrated circuit combines advanced charge control and safety features to ensure reliable operation and extended battery life. The ACT3780QY410-T is an essential component for battery-based designs that require dependable charging solutions.

The specific data is subject to PDF, and the above content is for reference