AS8650A-ZQFP-01

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AS8650A-ZQFP-01 is a power management integrated circuit (PMIC) specializing in providing an efficient and reliable power supply for systems and devices. It utilizes switch mode power conversion technology to reduce circuit complexity and power dissipation. It is designed to monitor and control voltage and current levels, as well as other power management functions.

This specialized IC features a wide input voltage range of 2.7V to 7V, operating temperature range of -40 to +85°C, and is housed in a 24-pin QFP (Quad Flat Package). The AS8650A-ZQFP-01 is a good general-purpose choice for applications such as telecom equipment, set-top boxes, and SiP (System in Package) devices.

The AS8650A-ZQFP-01 monitors the input supply voltage and provides a regulated output at the required voltage with a frequency varying from 0.4MHz to 3MHz. An adaptive regulation scheme regulates the output voltage to the threshold level and prevents oscillation near the regulation point. In low-load conditions, the device switches to pulse-skipping mode, which allows the output voltage to drop by a few hundred millivolts due to the reduced switching frequency.

The AS8650A-ZQFP-01 features a low quiescent current of 22 mA in regulation mode and 1.6m A in standby mode. With an internal 2A switch and an optional 5A FET, the IC provides an optimal solution for a wide range of system power needs. The internal over-current, short-circuit and over-temperature protection circuits protect the device from damage due to abuse.

The device is manufactured using advanced CMOS process techniques and has several built-in diagnostics for monitoring the condition of the system: over-voltage protection, over-temperature shutdown, current-limit protection, and power-good indication. These diagnostics can detect fault conditions and initiate appropriate system shut down, thereby eliminating the need for additional circuit protection.

All together, the AS8650A-ZQFP-01 is an ideal integrated solution for controlling and monitoring the system power supply. It combines high-efficiency, low power consumption, robust fault-handling capability and small form factor into a single device, making it an ideal choice for various types of sophisticated power management designs.

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