LP2981AIM5X-3.6

Introduction

The LP2981AIM5X-3.6 is a Voltage Regulators that belongs to the family of Linear Power Management Integrated Circuits (PMICs). It is designed to reduce energy consumption and improve the flexibility of system design by allowing the user to tailor the output voltage or current in order to achieve optimal power delivery for various application components.

Applications

The LP2981AIM5X-3.6 is suitable for applications that require a constant stable power supply, such as most microprocessors, DSPs, and FPGAs. It can also be used for various consumer electronics and industrial systems, such as embedded controllers, internet of things (IoT) devices, handheld devices, baseband applications and cellular handsets. Additionally, the LP2981AIM5X-3.6 can be used in automotive and avionics applications, including power supply units, power amplifiers and instrumentation.

Features and Benefits

The LP2981AIM5X-3.6 has a wide range of features that make it an ideal choice for most application needs. It has an operating temperature range of -40°C to 85°C, making it suitable for a variety of environmental conditions. Additionally, it has an input voltage range of 4.5V to 28V, allowing for flexibility in system design. The device also has a minimum voltage range of 3.3V to 5.5V, allowing for the power to be tailored to the needs of the specific application. The LP2981AIM5X-3.6 also offers a maximum operating current of 1.5A for high power requirements, ensuring that system design needs are met.

The LP2981AIM5X-3.6 also features an output voltage range from 0.8V to 5.3V. This offers a wide range of options for the user’s specific needs, allowing them to customize the output to suit their particular application. Additionally, the device includes a low-power shutdown mode and undervoltage lockout (UVLO) functions, providing protection against short circuits and power surges. This feature ensures that the device remains safe and stable under extreme conditions and is suitable for use in a wide variety of environments.

Working Principle

The working principle of the LP2981AIM5X-3.6 is based on a pulse-width modulation (PWM) feedback loop system. This type of system uses an input voltage to determine the width of the pulses. The width of the pulses is then used to control the output voltage. This system offers a high level of precision and control for voltage adjustment with low power consumption compared to other feedback loop systems. The input voltage is also monitored to ensure that the output voltage remains within the specified range. When the input voltage rises above the set level, the LP2981AIM5X-3.6 will enter into a low-power standby mode to reduce power consumption.

Conclusion

The LP2981AIM5X-3.6 is a power management integrated circuit (PMIC) designed for medium- and high-power applications. It is suitable for systems that require a stable power source, such as most microprocessors, DSPs, and FPGAs. The device offers a wide range of features, including an operating temperature range of -40°C to 85°C, an input voltage range of 4.5V to 28V, and an output voltage range from 0.8V to 5.3V. Additionally, the device features a pulse-width modulation (PWM) feedback loop system, which is highly efficient in terms of power consumption, ensuring that the user’s system design needs are met. With its wide range of features, the LP2981AIM5X-3.6 is an ideal choice for medium- and high-power applications.