AP3105NVKTR-G1

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The AP3105NVKTR-G1 PMIC is an offline switcher from Diodes Incorporated. It is a low-power, high-efficiency AC / DC converter with a wide range of output current capabilities. It is designed for power management applications in a variety of consumer electronics, appliances, and automotive applications. It is ideal for battery-powered devices, where a long operating time is critical.

The AP3105NVKTR-G1 features an excellent power efficiency of up to 96% at a light load of 150mA, and 95% at a full load of 3A. The solution operates with a wide range of input voltage from 5V to 26Vdc. It also includes protection features such as input under-voltage lockout, over-current protection, over-temperature protection and output short-circuit protection. The device has a maximum output voltage range of 3.3V to 6V, and is adjustable through an external resistor.

The AP3105NVKTR-G1 utilizes a current mode architecture with a frequency-modulated control scheme, providing an excellent load and line transient response. It also has a fast current limit, allowing better control of high-current short circuit conditions. The device has a low start-up current of less than 5µA and a low shutdown current of less than 1µA.

There is also an enable pin that allows the user to enable or disable the AP3105NVKTR-G1 at any time. The AP3105NVKTR-G1 operates in either discontinuous or forced continuous mode, and its frequency is adjustable from 200kHz to 1.2MHz.

The AP3105NVKTR-G1 offers extremely small footprint solutions for power supplies that require minimal board space. It also offers excellent linearity and design flexibility. This makes it a great choice for applications such as motor control, LED lighting, white goods, audio amplifiers, automotive and other medium- to high-power applications.

The working principle behind the AP3105NVKTR-G1 is a control circuit that operates in the current-mode, which helps to regulate the output set point by sensing the output current with a feedback loop. This helps to keep the output current constant as the load varies. The controller automatically boosts the voltage as the load demand increases, so the output voltage remains constant. The current mode architecture also helps to minimize the size of the solution, as it reduces the overall component count by eliminating the need for additional components such as inductors and capacitors.

The AP3105NVKTR-G1 PMIC is an excellent solution for applications that require low-power and high-efficiency power management. It is ideal for powering devices in remote locations, in extreme temperatures, and in other harsh environments. Its wide range of capabilities and features make it perfect for a range of consumer electronics a well as automotive applications.

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