ACT8727QL2F0-T

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ACT8727QL2F0-T is an advanced power management integrated control (PMIC) device manufactured by the American Corporation Active-Semi. The device is targeted towards various applications that require high efficiency, small package size, and with precise transient control for advanced power management for portable systems.

One of the key features of the ACT8727QL2F0-T is its precise transient control that provides short-term power protection against transient events such as over-current, over-voltage, or reverse current conditions. The device also features an internally regulated voltage rail that can deliver up to 3.3V or 5V to the target loads with a high efficiency of up to 90%. Other features include adjustable output current ratings, soft start, programmable output enable/disable and fault management.

The ACT8727QL2F0-T is specifically designed for applications with stringent power requirements like mobile phones, PDAs, external batteries etc. The device is capable of providing an efficient power solution for mobile devices with ultra-low standby power requirements up to 250mA. It is also capable of delivering high load currents up to 3A without generating any external heat-sink.

The ACT8727QL2F0-T found its most popular application in mobile phones and PDAs for their internal power management. The device offers a compact package that makes the device easier to integrate with both high and low current power systems in mobile devices. It is powered by a single input voltage of 3.3V or 5V and it provides accurate transient protection so it is suitable for high voltage applications like battery charging.

The working principle of the ACT8727QL2F0-T is based on the use of a Pulse-width modulation (PWM) control architecture. This type of control allows the device to regulate the output voltage to maintain a nearly constant voltage at the output even under varying loads. The PWM controller is also responsible for generating the required current pulses in the output to maintain the desired output voltage.

The ACT8727QL2F0-T also utilizes a multi-mode power-saving system. This system is based on a wide range of power-saving algorithms such as dynamic voltage scaling and dynamic current management, which allow the device to adjust the output voltage and current levels to optimize the power consumption for various mobile applications. The device can also adjust its operating frequency to minimize the standby current consumption. The power savings can reach up to 94%.

In conclusion, the ACT8727QL2F0-T combines precise transient protection, ultra-low standby current consumption and efficient power delivery in a compact and low cost package making it ideal for applications with stringent power requirements such as mobile phones, PDAs and other portable devices. The device is powered by a single input voltage of 3.3V or 5V and has a very efficient power saving system that can reach up to 94%. The embedded PWM architecture provides accurate and precisely controlled output voltage regulation making the device suitable for various power delivery applications.

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