ADP2119
2A synchronous step - down DC - DC converters and related tools
Manufacturer： analog-devices
series introduction
The ADP2119 series is a family of highly efficient, synchronous DC-DC step-down (buck) regulators designed to deliver exceptional performance in power management applications. With an input voltage range of 4.5V to 20V and an output current capability of up to 3A, the ADP2119 series is engineered for versatility, making it suitable for a wide array of applications from consumer electronics to industrial automation.
One of the standout features of the ADP2119 series is its high efficiency, which typically exceeds 95% under various load conditions. This efficiency not only reduces heat generation but also enhances battery life in portable devices, allowing engineers to design systems that are both compact and reliable. The regulators utilize a peak current mode control architecture, which provides a fast transient response and simplifies external component selection, thus streamlining the design process.
The ADP2119 series incorporates advanced features such as adjustable output voltage, programmable soft-start, and built-in protection mechanisms including over-voltage, over-current, and thermal shutdown capabilities. These features ensure robust operation and safety, making the ADP2119 an excellent choice for applications requiring stringent power management conditions.
In terms of design characteristics, the ADP2119 series supports both fixed and adjustable output voltage configurations, allowing designers the flexibility to meet specific application requirements. Its small package size and low profile make it ideal for space-constrained environments, such as smartphones, tablets, and other handheld devices. Furthermore, the regulators are optimized for operation with low-ESR ceramic capacitors, which enhances performance and minimizes the footprint of the power solution.
Typical applications for the ADP2119 series include powering microcontrollers, FPGA-based systems, and a variety of communication devices. Its ability to maintain high efficiency and low noise levels makes it particularly suitable for sensitive applications such as RF and audio systems. Overall, the ADP2119 series stands out as a reliable choice for engineers seeking high-performance power solutions in a compact form factor, ensuring optimal functionality across diverse electronic applications.
Images for reference
ADP2119ACPZ-1
ADP2119ACPZ-1.5-R7
ADP2119ACPZ-1.5-R7