The R5220x series is a family of DC-DC switching regulators designed for power management applications in electronic devices.

• The R5220x is a step-down voltage regulator that can convert input voltages ranging from 2.8V to 5.5V to a fixed output voltage of 1.3V.
• With a maximum output current of 400mA, it is capable of powering various components in a circuit.
• The buck topology used in this regulator ensures efficient power conversion with minimal energy loss.
• The R5220x series features synchronous rectification, which improves overall efficiency by reducing power dissipation.
• This surface mount regulator is packaged in a 6-UFDFN exposed pad package, making it suitable for compact and space-constrained designs.
• Operating in a temperature range of -40°C to 85°C, the R5220x series offers reliable performance in a wide range of environments.
• Manufactured by Nisshinbo Micro Devices Inc., the R5220x series is an active product with a high demand in the market.