The R3111Q241A-TR is a voltage regulator IC manufactured by Ricoh. It provides a precise and stable 2.4V output, with a low quiescent current for energy efficiency. It includes features like short-circuit protection and an auto-discharge function, and comes in a small SOT-23-5 package. The "-TR" denotes tape and reel packaging, facilitating automated assembly processes.

Applications:

• Powering Microcontrollers in Embedded Systems
• Voltage Regulation for Wireless Communication Devices
• Sensor Power Supply in IoT Applications
• Real-Time Clock (RTC) Power
• Battery-Powered Equipment

Features:

• Fixed Output Voltage: 2.4V
• High Accuracy Output Voltage: ±0.8%
• Low Supply Current: 95μA (Typical)
• Input Voltage Range: Up to 6.5V
• Output Voltage Temperature Coefficient: ±30 ppm/°C (Typical)
• Short-Circuit Protection: Integrated to prevent damage from output shorts.
• Auto-Discharge Function: Rapidly discharges the output capacitor when disabled.
• Package: SOT-23-5
• Operating Temperature Range: -40°C to +85°C

Benefits:

• Stable Power Supply: High-accuracy output voltage ensures reliable operation of powered components.
• Extended Battery Life: Low supply current minimizes energy consumption in battery-driven devices.
• Protection Against Damage: Short-circuit protection safeguards the regulator and downstream circuitry.
• Simplified Circuit Design: The auto-discharge function eases power-down circuit design.
• Small Form Factor: The compact SOT-23-5 package saves space on printed circuit boards.

Additional Details:

The R3111Q241A-TR voltage regulator delivers a stable and reliable 2.4V output. The regulator’s low quiescent current makes it especially useful in battery-powered scenarios where energy conservation is essential. Its short-circuit protection feature adds robustness to the overall system. The built-in auto-discharge functionality ensures rapid discharge of the output capacitor when the regulator is disabled, preventing erratic behavior in connected circuits. The tape and reel packaging is ideal for automated assembly lines.