NCP81231MNTXG

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

The NCP81231MNTXG is an integrated high-end DCDC switching controller package. It is classified as a PMIC – Voltage Regulators – DC DC Switching Controllers. This part of the NCP81231MNTXG series is optimized for efficiency buck regulators and it has a wide range of current, voltage, and output power options. In order to meet the requirements of a wide range of consumer, industrial, and medical switching power supply applications. It is also suited for FPGA applications including various automotive applications. The NCP81231MNTXG is a fixed frequency synchronous Buck DC/DC converter controller with PFM/PWM mode. It features an adjustable dead-time, current-mode control, over-voltage protection and over temperature protection. It also includes a built-in regulator and a soft start function. As a result, it allows for easy configuration and setup, making it a great choice for designers looking for a reliable, stand-alone product for their application.

The NCP81231MNTXG application field and working principle can be outlined as follows: the NCP81231MNTXG is a single-channel dual-mode switching controller that is mainly applied in power supply systems requiring high efficiencies, high stability, and high precision. It features an adjustable current-mode control with over-voltage protection, over-current protection and over-temperature protection.

In order to achieve reliable operation, the NCP81231MNTXG integrates leading technologies such as a current-mode control loop and passive PWM mode, while relying on the detection of a current-mode comparator used to control the MOSFET switch on the high side and active PFM mode that utilizes an active loop feedback to determine the on time of the MOSFET switch. In both modes, the current-mode control ensures high accuracy, quick response and perfect ripple filtering, making it suitable for a variety of applications. Moreover, adjustable dead time compensation is available for further improvement of the system performance.

The NCP81231MNTXG has a wide operating frequency range from 100kHz to 2MHz, variable gates drive output voltage, and adjustable timing components, making it suitable for a variety of different input and output voltages. Furthermore, built-in features such as a Pulse-Width Modulated (PWM) mode, Over-Voltage/Current/Temperature protection and Soft-Start/Stop functions, provide significant protection ensuring the safety and reliability of the device and the system.

In summary, the NCP81231MNTXG is a feature-rich, powerful, yet low-cost integrated single-channel DCDC switching controller, tailored to meet the requirements of high-efficiency, high-performance voltage regulation and noise suppression applications. It features a wide operating frequency range, adjustable dead-time and current-mode control, making it perfect for a wide range of Power Supply Systems.

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