X5043S8I-4.5AT1

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The X5043S8I-4.5AT1 Power Management Integrated Circuit (PMIC) is an integrated circuit designed to provide power management and system supervision control. The X5043S8I-4.5AT1 offers general-purpose voltage regulation, power supply sequencing, and a variety of system supervision functions in a single package. As a supervisor, a PMIC can help protect systems from potential damage due to power supply and loading faults, such as overvoltage, undervoltage, and short-circuit events. The X5043S8I-4.5AT1 is able to provide superior peak power performance and accuracy, enabling systems to operate reliably even with large dynamic loads.

The X5043S8I-4.5AT1 provides a wide input voltage range from 3.8V to 18V and features a wide adjustment range of 4.75V to 5.25V. The X5043S8I-4.5AT1 also includes a wide variety of protection features such as output overvoltage protection, overcurrent protection, thermal shutdown, and auto-recovery. The X5043S8I-4.5AT1 also supports up to two system rails with soft-start and sequencing control to help reduce inrush current and protect components in the system.

The X5043S8I-4.5AT1’s low output voltage ripple and drift enables consistent performance and high power accuracy. The PMIC also features a low quiescent (static) current value of only 5mA, which helps reduce system power consumption and improve power efficiency. Additionally, the high switching frequency of 1.2MHz ensures high efficiency to reduce heat generation and increase reliability over the long-term.

The X5043S8I-4.5AT1 is ideal for a variety of applications, including Voltage Regulator Modules (VRMs), backup power, automotive systems, and portable devices. With its wide input voltage, adjustable voltage output, and system rail support, the X5043S8I-4.5AT1 is able to meet the demands of a wide range of applications.

The X5043S8I-4.5AT1 is a versatile PMIC that provides a comprehensive set of power management and system supervision features in a small package. Its reliable peak power performance, low quiescent current, and numerous protection features make it suitable for a wide range of applications.

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