MAX8704EUB+T

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The MAX8704EUB+T is an advanced power management integrated circuit (PMIC) designed for voltage regulation applications such as portable consumer devices and other embedded systems. It provides high-efficiency linear regulator current for powering multiple supplies in consumer and portable electronic applications, such as mobile phones and digital cameras. This PMIC can support up to 6 outputs and has a high accuracy adjustable output precision within ±1% while operating up to 1.5V and up to 5A output. With the use of a voltage regulation loop (VRL), it is capable of adjusting the output voltage up to 2.3V/3.3V in less than 1us. The MAX8704EUB+T PMIC\'s low-noise and low-ripple linear regulator provides excellent power delivery for digital solutions that require better power performance and reduced power consumption.

The key features of the MAX8704EUB+T PMIC include an integrated low-noise and low-ripple linear regulator, a high accuracy output precision within ±1%, and a copackage power supply controller. Furthermore, this PMIC features six built-in voltage regulation loops that can be used to adjust output voltages up to 2.3V/3.3V in less than 1µs. It also features low quiescent current and high efficiency (up to 86%) with a maximum output current of 5A. Additionally, this PMIC incorporates built-in overload and overcurrent protection, as well as built-in temperature protection for improved power supply reliability.

The MAX8704EUB+T PMIC\'s working principle is based on a series of interconnected voltage regulation loops (VRL) to adjust the output voltage up to 2.3V/3.3V in less than 1us. These VRLs are enabled by an error amplifier which adjusts the reference voltage using a feedback loop around the linear regulator. When a certain output voltage is selected, the error amplifier adjusts the reference voltage until the output voltage is reached. The output of the error amplifier is connected to the programmer switch, which controls the current through the linear regulator and decides the output voltage. The output voltage is compared with the reference voltage and the error amplifier adjusts the reference voltage until the two voltages match.

The MAX8704EUB+T PMIC’s integrated low-noise and low-ripple linear regulator allows for high-efficiency operation and makes it suitable for powering multiple loads. Its high accuracy output precision (±1%) also allows for a smooth and consistent output voltage supply. Additionally, the built-in overload and overcurrent protection help to prevent damage from any over-current or over-voltage situation. Moreover, the built-in temperature protection ensures further safety. This PMIC is hence an ideal solution for powering multiple supplies in consumer and portable electronic applications and is widely used in portable consumer devices and embedded systems.

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