UC39432D

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

UC39432D is one of the most special power management integrated circuits (PMICs) available in the market today. It is designed to provide precise voltage control and system management of digital and analog circuits while delivering robust power saving benefits. Its advanced features such as overcurrent protection and variable voltage points make it suitable for a wide range of applications.

This integrated circuit allows for efficient power conversion with a lower peak power requirement. Its architecture supports high efficiency, precise leakage current control, ultra-low standby power consumption, and simplified system design. The device also includes an integrated synchronous rectifier which increases its efficiency and allows for the conversion of low input voltage fluctuation.

The UC39432D can be used in various applications such as communication ASICs, automotive systems, industrial computers, and advanced embedded systems. Its monitoring and protection features are designed to allow accurate and reliable system control and management. Additionally, the UC39432D has been designed for use in a wide range of environmental conditions, and it can easily adjust to changing conditions.

The UC39432D has a wide input voltage range from 5V to 24V and is able to regulate an output voltage of 1.8V to 3.3V. It is also capable of supplying a current of 5A. When it comes to design, the UC39432D allows for a smaller and lighter design with minimized inductance. Additionally, its smart power sequencing allows for quick ramp up and down.

The working principle of the UC39432D is based on the use of current mode converters in Buck or Push-Pull topology. In Buck topology, the output voltage is regulated by changing the on/off times of a series switch that is responsible for delivering the output current. In Push-Pull topology, the output voltage is regulated by changing the on/off times and phase shift of each switch in order to adjust the output current and voltage.

The UC39432D provides both pulse width modulation (PWM) mode and hysteretic current mode (HCRM) to regulate and manage the output voltage. In PWM mode, the output voltage is changed by controlling the duty cycle of a digital signal and adjusting the on/off time of a switch. In HCRM, the output voltage is regulated by controlling the on/off time of the switch and a hysteresis current. This allows for a more precise voltage regulation.

The UC39432D also provides channel synchronization and the ability to program the output voltage, enabling the user to accurately regulate the output voltage. Additionally, the UC39432D includes a variety of monitoring and protection features, such as overvoltage, overcurrent and junction temperature protection.

The UC39432D is a great solution for applications that require precise voltage control and system management while providing robust power saving benefits. Its ability to deliver high efficiency, precise leakage control, and ultra-low power consumption make it an ideal choice for a wide range of applications. Additionally, its ability to adjust to changing conditions and the ability to program the output voltage make it an attractive choice for those who need a reliable and accurate solution.

The specific data is subject to PDF, and the above content is for reference