AZ494AMTR-E1

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AZ494AMTR-E1 is a direct current (DC) to direct current (DC) switching regulator, also known as a buck regulator, designed and manufactured by ON Semiconductor. This power management integrated circuit (PMIC) is a cost-effective and efficient solution for regulating input voltage and current, providing a wide range of outputs and operating frequencies. The AZ494AMTR-E1 is suitable for providing multiple outputs for many different application fields such as computers, servers, and other equipment that requires regulated power.

The AZ494AMTR-E1 switching regulator supports a wide input voltage range, from 4.5 to 35 volts. This range enables the regulator to be used with a variety of input sources including a battery, power adaptor, or multi-source power distribution system. The device also supports a wide range of output current, up to 8A. The AZ494AMTR-E1 is designed to optimize integration, reduce components and design costs, and provide efficient power conversion.

The working principle of the AZ494AMTR-E1 is to regulate the input voltage, and adjust the input voltage through an internal digital system. The regulator uses a PWM control circuit that is based on frequency-generating logic, which rectifies the input voltage to produce a DC voltage, and adjusts the output voltage through an internal digital system. The regulator uses a selectable output frequency, which ranges from 100kHz to 400kHz.

The AZ494AMTR-E1 includes a range of features that provide robust protection against power loss and high efficiency operation. The circuit includes built-in thermal shutdown circuitry and overvoltage protection to protect against power surges or damage from heat or power loss. It also provides output voltage sequencing for simultaneous or sequential power regulation, and an adjustable soft-start feature to minimize inrush current and reduce the power disruption of the system.

In addition, the AZ494AMTR-E1 has a Small Package Outline (SPO) design that provides excellent thermal efficiency, low EMI signature, and flexible placement in applications. It also features constant-frequency operation and low ripple characteristics, which ensure stable operation over varying load conditions. The circuit also features adjustable cycle-by-cycle current limit, under-voltage lockout (UVLO), and adjustable power-saving modes to provide regulated and efficient performance.

The AZ494AMTR-E1 is ideal for any application that requires efficient, cost-effective power regulation. It is suitable for use in computers, servers, and other equipment that requires regulated power. The device is also suited for use in distributed power systems, low-noise applications, and portable systems. The AZ494AMTR-E1\'s wide input voltage range and efficient power conversion make it an ideal choice for many different applications.

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