The ADP3156JR-2.5 is a highly integrated synchronous buck switching regulator controller from the renowned manufacturer Analog Devices Inc. Designed to cater to a wide array of applications, this controller is ideal for creating high-efficiency, low-voltage power supplies with output currents up to 30 A when used with external power MOSFETs.

Featuring a precision 2.5 V voltage reference and an operating range from 3.3 V to 5 V, the ADP3156JR-2.5 provides a versatile platform for generating a regulated output voltage that is adjustable from 0.6 V to 85% of the input voltage. This makes it suitable for a variety of uses, including distributed power systems, DSP and ASIC supplies, and other portable and fixed electronics requiring efficient power conversion.

Key Features:

• High-Efficiency Synchronous Operation
• Wide Input Voltage Range: 3.3 V to 5 V
• Adjustable Output Voltage: 0.6 V to 85% of VIN
• Precision 2.5 V Voltage Reference (±1% Tolerance)
• Programmable Switching Frequency: Up to 400 kHz
• Soft-Start Capability to Prevent Inrush Current
• Power-Good Output Indicator
• Overcurrent Protection
• Thermal Overload Protection
• Small 16-Lead SOIC Package

Applications:

• Distributed Power Systems
• High-Density Power Modules
• Communications Infrastructure
• Desktop and Notebook Computers
• Graphics Cards
• Netbooks and Mobile Internet Devices

The ADP3156JR-2.5 is designed with performance and reliability in mind, incorporating overcurrent protection and thermal overload protection to safeguard the system under extreme conditions. The programmable switching frequency of up to 400 kHz allows for flexibility in the design, enabling the optimization of inductor size and efficiency. With its power-good output indicator, system designers can monitor the health and stability of the power supply, ensuring that downstream components are protected from irregular voltage levels.

Encased in a compact 16-Lead SOIC package, the ADP3156JR-2.5 minimizes the footprint on the PCB, making it an excellent choice for space-constrained applications. Its integration of control, output adjustment, monitoring, and protection features makes it a powerful and efficient solution for your power regulation needs.