DPA424R-TL Integrated Circuits (ICs)

Series:	DPA-Switch®
Packaging:	Tape & Reel (TR)
Part Status:	Active
Applications:	Converter, Power Over Ethernet and Telecom Applications
Voltage - Input:	16 V ~ 75 V
Number of Outputs:	1
Voltage - Output:	220V
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	TO-263-7, D²Pak (6 Leads + Tab), TO-263CB
Supplier Device Package:	TO-263-7C

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DPA424R-TL Application Field and Working Principle

PMIC (Power Management Integrated Circuits) is a type of integrated circuits that offer a complete voltage regulation solution for portable products and are used in everyday consumer electronics, like laptops, personal digital assistants, mobile phones, and cameras. The DPA424R-TL belongs to the family of Special Purpose Voltage Regulators, and is specifically designed to offer superior performance in space-constrained applications. This article provides a brief overview of the application fields and working principle of DPA424R-TL.

Application Fields

The DPA424R-TL offers superior performance and low power consumption, which makes it an ideal solution for space-constrained applications such as wearable devices and Internet of Things (IoT) devices. It is also suitable for use in home appliances, which require the smallest of margins for voltage regulation. This voltage regulator also delivers excellent thermal performance and supports a large operation temperature range of -40C to 105C. In addition, the DPA424R-TL has a very high efficiency of up to 95%, making it an excellent choice for designing systems with low power consumption. It has a low quiescent current of 0.3mA, which helps to reduce power loss and improve system efficiency. The regulator also features an ultra-fast transient response that helps to manage sudden load changes without sacrificing accuracy or efficiency.

Working Principle

The DPA424R-TL is a two-step voltage regulator, which means it regulates the voltage in two parts. First, the regulator senses the input voltage and reduces it to the optimal (preset) value, usually 5V, using an internal switching regulator. Then, it uses a low-dropout linear voltage regulator to further reduce the voltage to the target (typically 3.3V or 2.5V) value. This two-step process is more efficient and helps to reduce the overall power dissipation in the system. The regulator also employs a variety of protection measures such as over-current, over-voltage and thermal protection to prevent damage to the system. These protection measures also help to improve the overall reliability and safety of the system. In addition, the DPA424R-TL has an internal compensation network that helps to achieve a quick, stable, and accurate output voltage. This makes it an ideal choice for applications requiring precise and stable power supply. Overall, the DPA424R-TL is an ideal voltage regulator for space-constrained applications, offering superior performance and reliable power management. With its low power consumption, high efficiency and protection features, it is easy to see why it is such a popular choice for consumer electronics and home appliances.

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