MAX8667ETEAC+T

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PMIC - Voltage Regulators - Linear + Switching is a kind of semiconductor device used to control the output voltage of a power supply within a given range, ensuring that the output voltage is within the specifications of a given application. The MAX8667ETEAC+T is a voltage regulator integrated with a linear + switching regulator, offering an excellent solution to space-constrained, ultra-high efficiency designs. The MAX8667ETEAC+T provides an adjustable 2-A output voltage with a wide input voltage range and ultra-low dropout voltage.

The MAX8667ETEAC+T voltage regulator supports a wide range of input voltages including 2.7V to 16V and is capable of regulating voltages as low as 0.7V with low dropout voltage of 200mV at full load. It includes adjustable voltage reference points and over-voltage, over-current and short-circuit protection features. The MAX8667ETEAC+T consumes very low quiescent current at full load, offering high efficiency power conversion. It offers useful features such as thermal shutdown, soft start, active discharge, and over temperature protection, which enhances user safety and protection.

The device is designed to provide a robust and reliable solution to space-constrained, ultra-high efficiency designs, such as for battery powered applications, portable devices, and industrial applications. The MAX8667ETEAC+T is easy to integrate with other existing boards or provide customization.

Its working principle is simple. The input voltage is applied to the MAX8667ETEAC+T with a series of capacitors and resistors. This voltage is then regulated by the linear and switching mechanism of the voltage regulator and the output voltage is obtained by feedback from the voltage reference pin. It uses a circuit called a Buck Converter, which reduces the input voltage. The Buck Converter employs Pulse Width Modulation (PWM) to control the input voltage to achieve the precise desired output voltage. The major parts of a buck converter consist of a switch, an inductor and a diode, which controls the current flow by turning off and on the switch with PWM signals. The output voltage is regulated by this PWM signal.

The MAX8667ETEAC+T offers a wide range of applications due to its efficient power conversion and reliable design. It is well suited for applications that require a precise and efficient power supply with low power consumption, such as battery operated devices, mobile phones, portable medical devices, wearables, and even industrial applications.

In summary, the MAX8667ETEAC+T is an excellent voltage regulator for applications that require an efficient and reliable power supply. Its simple working principle and wide range of applications make it an ideal choice for space-constrained applications. Moreover, its ultra-low dropout voltage, adjustable output voltage, and over-voltage, over-current and short-circuit protection features contribute to its exceptional performance.

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