The Ricoh R5460N528AF-TR-FF is a low-dropout (LDO) voltage regulator designed to provide a stable and accurate voltage supply for a variety of electronic devices. This regulator is particularly well-suited for battery-powered applications where efficiency and small size are critical requirements. It includes integrated protection features to ensure reliable and safe operation.

Applications:

• Smartphones: Power management for core components such as processors and memory.
• Tablets: Voltage regulation for displays, touchscreens, and other peripherals.
• Wearable Devices: Powers sensors, microcontrollers, and communication modules in smartwatches and fitness trackers.
• Portable Audio Players: Provides stable power for audio amplifiers and digital signal processors.
• IoT Devices: Regulates voltage for sensors, communication modules, and microcontrollers in various IoT applications.

Features:

• Low Dropout Voltage: Operates effectively even with a minimal voltage difference between input and output, maximizing efficiency.
• High Output Voltage Accuracy: Ensures precise voltage regulation for sensitive electronic components.
• Overcurrent Protection: Protects the regulator and connected devices from excessive current draw.
• Thermal Shutdown Protection: Prevents damage from overheating by shutting down the regulator at high temperatures.
• Small Package: Compact design suitable for space-constrained applications.
• Low Quiescent Current: Minimizes power consumption during standby mode, extending battery life.

Benefits:

• Extended Battery Life: Low quiescent current and high efficiency contribute to longer battery life in portable devices.
• Reliable Performance: Overcurrent and thermal protection features ensure stable and reliable operation under various conditions.
• Compact Design: Small package size allows for easy integration into space-limited applications.
• Precise Voltage Regulation: High output voltage accuracy ensures optimal performance of connected components.
• Simplified System Design: Integrated protection features simplify the design of power management systems.

Additional Details:

The R5460N528AF-TR-FF is designed to provide an output voltage of 5.28V. It is commonly used in applications powered by single-cell lithium-ion batteries. The regulator is available in a small, thermally efficient package, allowing for effective heat dissipation. Its low dropout voltage characteristic ensures that the regulator can continue to provide a stable output voltage even when the battery voltage drops close to the desired output level. This contributes to improved system performance and longer operating times.