The ADP3166JRU-REEL is a versatile and efficient synchronous buck controller from ON Semiconductor, designed to drive two N-channel MOSFETs in a synchronous rectified buck converter topology. This device is tailored for CPU power supply applications and is capable of providing high-efficiency power conversion for modern microprocessors.

Key Features

• VRM 9.0 and VRM 9.1 Compliant: The ADP3166JRU-REEL meets the stringent requirements of VRM 9.0 and VRM 9.1 specifications, ensuring compatibility with a wide range of CPU voltage regulator modules.
• Programmable Frequency: Users can set the switching frequency of the buck converter from 100kHz to 600kHz, allowing for a flexible design that balances efficiency and component size.
• High Precision: The device offers a precision reference voltage of 0.8V ±1%, which is critical for ensuring the accurate output voltage necessary for powering sensitive microprocessor cores.
• Synchronous Operation: The synchronous buck design reduces power loss by utilizing low on-resistance N-channel MOSFETs, enhancing overall efficiency.
• Current Sensing: Integrated current sensing and balanced current sharing enable the use of multiple ADP3166JRU-REEL controllers in parallel for higher current applications.

Applications

The ADP3166JRU-REEL is primarily used in CPU core power supplies, but it is also suitable for other high-performance point-of-load applications requiring a precise and efficient power delivery system. It is a go-to choice for system designers looking to create scalable and robust power solutions for advanced microprocessors.

Packaging and Availability

The device is offered in a compact 16-lead TSSOP package, providing a space-saving solution for densely packed circuit boards. The 'REEL' designation indicates that this component is available in tape and reel packaging, which is ideal for automated manufacturing processes. ON Semiconductor's commitment to quality ensures that the ADP3166JRU-REEL delivers reliable performance for critical applications.