NCP1500DMR2G

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 NCP1500DMR2G is a synchronous step-down DC-DC regulator belonging to the category of linear and switching voltage regulators. As a member of ON Semiconductor’s extensive family of voltage regulators, it offers a wide range of features, options, and benefits for managing and regulating power in applications ranging from mobile to power over Ethernet (PoE). In this article we will discuss the application field and working principle of the NCP1500DMR2G.

Features and Benefits

The NCP1500DMR2G boasts a variety of features and benefits that make it ideal for a wide range of applications. These include:

• Wide input voltage range: With its wide input voltage range of 4.5V to 28V, the NCP1500DMR2G is suitable for a variety of mobile and PoE applications.
• High-efficiency operation: The NCP1500DMR2G is rated for up to 95.6% efficiency in its DC-DC conversion, reducing power losses and maximizing efficiencies.
• High maximum output current: The NCP1500DMR2G has a maximum output current of 2A, allowing it to provide ample power to its connected load.
• Compact size: The NCP1500DMR2G is housed in a compact 7-pin TSSOP package, providing a small footprint for space-constrained applications.
• Low-noise operation: The NCP1500DMR2G operates at a low switching frequency of 300kHz, reducing system noise and EMI.

Operation and Application Field

The NCP1500DMR2G is primarily used in applications requiring high efficiency, low noise, or PoE operations. It is suitable for room temperature operation, and can operate at up to 105°C. In addition, it has a range of adjustable features and options available to tailor it to the needs of a given system.

The NCP1500DMR2G can be used in a variety of different applications. It is ideal for use in mobile computing and wireless applications, such as laptops, tablets, and smartphones. It is also suitable for use in automotive, medical, and industrial applications, as well as PoE systems.

Working Principle

The NCP1500DMR2G is a synchronous step-down DC-DC regulator, meaning that it operates by comparing its input voltage to a reference voltage, and then adjusting its output voltage accordingly. This is achieved through the use of two switching power transistors, one for the low-side, and one for the high-side. The two transistors are controlled by a controller, which in turn is controlled by the input voltage. The two transistors switch at a frequency of 300kHz, creating -VOUT, the output voltage.

The NCP1500DMR2G then monitors the output voltage, adjusting the duty cycle of the switching transistors to ensure that the output voltage is kept constant. If the input voltage drops, the duty cycle of the low-side transistor is increased, and the high-side duty cycle is reduced, resulting in a reduction in the output voltage. Conversely, if the input voltage increases, the duty cycles of the transistors are adjusted in the opposite direction, resulting in an increase in the output voltage.

Conclusion

In conclusion, the NCP1500DMR2G is an efficient and low-noise voltage regulator, ideal for applications requiring high efficiency, low noise, or PoE operation. It is suitable for use in mobile computing and wireless applications, as well as medical, industrial, and automotive applications, and provides a range of adjustable options to tailor it to the needs of any system.

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