The Ricoh R1113Z281B-TR is a low-dropout (LDO) voltage regulator IC designed to provide a stable and efficient voltage supply for a wide range of electronic applications. Its key features include low quiescent current, high output voltage accuracy, and built-in protection circuits, making it suitable for battery-powered devices and other sensitive systems.

Applications

• Smartphones and Mobile Devices: Power management for core components and peripherals.
• Wearable Devices: Voltage regulation in smartwatches, fitness trackers, and other wearables.
• IoT (Internet of Things) Devices: Power supply for sensors, microcontrollers, and communication modules.
• Portable Audio Players: Powering sensitive audio circuitry and digital signal processors.
• Digital Cameras: Voltage regulation for image sensors and other critical components.

Features

• Low Dropout Voltage: Ensures stable output voltage even with a small difference between input and output voltage.
• High Output Voltage Accuracy: Provides precise voltage regulation for sensitive electronic components.
• Low Quiescent Current: Minimizes power consumption in standby mode, extending battery life.
• Overcurrent Protection: Protects the regulator and connected components from damage due to excessive current draw.
• Thermal Shutdown Protection: Prevents overheating and potential damage to the IC.
• Enable/Disable Function: Allows the regulator to be turned on or off to further reduce power consumption.

Benefits

• Extended Battery Life: Low quiescent current and efficient regulation maximize battery runtime.
• Enhanced System Reliability: Overcurrent and thermal protection features ensure stable and reliable operation.
• Compact Product Design: Small package size allows for integration into miniaturized devices.
• Stable Voltage Supply: High output voltage accuracy ensures optimal performance of powered components.
• Reduced Power Dissipation: Efficient regulation minimizes heat generation, improving overall system efficiency.

Additional Details

The R1113Z281B-TR provides a fixed output voltage, typically 2.8V. It is designed for surface mount assembly. The official Ricoh datasheet provides detailed electrical characteristics, including input voltage range, output current capability, operating temperature range, and typical application circuits. The enable pin functionality helps to dynamically manage power within the application circuit. Consult the datasheet for specific information related to performance characteristics in different operating conditions.