FR9888, Synchronous Step-Down DC/DC Converter, SOP-8

The FR9888 is a high-performance synchronous step-down DC/DC converter designed for efficient power supply regulation. Encased in a compact SOP-8 package with an exposed pad for superior thermal management, the FR9888 is ideal for powering microcontrollers, digital circuits, and portable systems. With its wide voltage supply range of 4.5V to 23V and adjustable output voltage (0.925V to 20V), this converter is suited for a variety of industrial and consumer applications.

With features such as integrated protection mechanisms (thermal shutdown, UVLO, and overcurrent protection) and a fixed 340kHz switching frequency, the FR9888 ensures reliable operation under demanding conditions. Its high efficiency of up to 96% minimizes energy loss, making it an excellent choice for battery-operated devices and energy-conscious systems.

• High Efficiency Design: Achieves up to 96% efficiency with integrated low RDS(on) MOSFETs.
• Wide Voltage Supply Range: Operates from 4.5V to 23V, making it suitable for various power supply applications.
• Compact SOP-8 Package: Features an exposed pad for efficient thermal performance and compact PCB integration.
• Adjustable Output Voltage: Provides an adjustable output from 0.925V to 20V, catering to versatile system requirements.
• Integrated Protections: Includes thermal shutdown, cycle-by-cycle current limit, and input undervoltage lockout (UVLO) for safe operation.
• Stable Switching Frequency: Fixed switching frequency of 340kHz ensures consistent performance across applications.