The R3111Q241A is a voltage regulator IC manufactured by Ricoh. It's designed to provide a stable and accurate 2.4V output voltage with a low supply current. This regulator features internal short-circuit protection and an auto-discharge function. It is packaged in a compact SOT-23-5.

Applications:

• Powering Microcontrollers
• Powering Sensors in IoT devices
• Powering Low-Power RF Transmitters/Receivers
• Portable Electronic Devices
• Real Time Clocks

Features:

• Fixed Output Voltage: 2.4V
• High Accuracy Output Voltage: ±0.8%
• Low Supply Current: Typically 95μA
• Input Voltage Range: Up to 6.5V
• Internal Short-Circuit Protection
• Auto-Discharge Function
• Operating Temperature Range: -40°C to +85°C
• Package: SOT-23-5

Benefits:

• Stable and Accurate Power Supply: Ensures consistent and reliable operation of connected devices.
• Extended Battery Life: Low supply current minimizes power consumption in battery-powered applications.
• Protection Against Overload: Short-circuit protection prevents damage to the regulator and connected circuitry.
• Simplified Circuit Design: The auto-discharge function simplifies power-down sequencing.
• Compact Size: The small SOT-23-5 package is ideal for space-constrained applications.

Additional Details:

The R3111Q241A voltage regulator is ideal for applications demanding a stable and reliable 2.4V power supply. Its low quiescent current makes it particularly well-suited for battery-operated devices. The built-in short-circuit protection enhances the robustness of the overall system. The auto-discharge functionality ensures that the output capacitor is discharged quickly when the regulator is disabled, preventing unexpected behavior in downstream circuitry.