The BD8313HFN is a step-down switching regulator (DC-DC converter) manufactured by Rohm Semiconductor. It's designed to provide a stable and efficient power supply for various electronic devices and systems. This regulator offers high efficiency, low ripple noise, and excellent transient response, making it suitable for applications requiring precise and reliable power delivery.

Applications

• Power supplies for microcontrollers
• Point-of-load regulation in industrial equipment
• Powering sensors and other electronic components
• Voltage regulation in portable devices
• DC-DC conversion in automotive electronics

Features

• High efficiency: Minimizes power loss and extends battery life.
• Low ripple noise: Ensures stable and clean power delivery.
• Excellent transient response: Maintains stable output voltage during load changes.
• Overcurrent protection: Protects the regulator and the load from damage.
• Thermal shutdown: Prevents overheating and ensures safe operation.

Benefits

• Efficient power conversion: Reduces energy waste and improves overall system efficiency.
• Stable output voltage: Ensures reliable operation of sensitive electronic components.
• Robust protection features: Prevents damage from overcurrent and overheating.
• Wide input voltage range: Adapts to a variety of power sources.
• Compact size: Enables smaller and more efficient designs.

Additional Details

The BD8313HFN has an input voltage range of 2.7V to 5.5V and a programmable output voltage. It features a switching frequency of typically 2.2 MHz. It is available in a small HSON-8 package. The regulator utilizes synchronous rectification for increased efficiency. It also includes a soft-start function to limit inrush current during startup.