The Ricoh RP101N281D-TR-F is a low-dropout (LDO) regulator designed for applications requiring a stable and efficient power supply. It features a low quiescent current to extend battery life and is available in a small package size for space-constrained applications. This regulator provides precise voltage regulation and protection features, making it suitable for various portable and battery-powered devices.

Applications

• Smartphones and mobile devices: Powering core logic and peripheral components.
• Wearable devices: Voltage regulation in smartwatches, fitness trackers, and other wearables.
• IoT devices: Power supply for sensors, microcontrollers, and communication modules.
• Portable medical devices: Providing stable voltage for monitoring and diagnostic equipment.
• Wireless communication modules: Powering Bluetooth, Wi-Fi, and other wireless modules.

Features

• Low Dropout Voltage: Maintains a stable output voltage even with a small difference between input and output voltage.
• Low Quiescent Current: Minimizes power consumption in standby mode, extending battery life.
• High Output Voltage Accuracy: Provides precise voltage regulation for sensitive electronic components.
• Overcurrent Protection: Protects the regulator and connected circuitry from overload conditions.
• Thermal Shutdown Protection: Prevents overheating and potential damage to the regulator.
• Compact Package: Allows for integration into small form-factor devices and space-constrained applications.

Benefits

• Extended Battery Life: Reduced power consumption leads to longer operational time for battery-powered devices.
• Improved System Stability: Accurate voltage regulation enhances the reliability and performance of connected components.
• Enhanced System Protection: Overcurrent and thermal shutdown features prevent damage from electrical faults and overheating.
• Compact Design: Small package size enables integration into miniaturized and portable devices.
• Simplified Power Management: Provides a stable and regulated voltage source, simplifying power supply design.

Additional Details

The RP101N281D-TR-F operates with an input voltage range, delivering a fixed output voltage of 2.8V with high accuracy. It features a built-in overcurrent protection circuit that limits the output current in the event of a short circuit or overload, preventing damage to the regulator and the connected load. The thermal shutdown protection feature disables the output when the junction temperature exceeds a specified threshold, protecting the regulator from overheating. The device is available in a compact package, making it ideal for applications where board space is limited.