The Ricoh R3112Q231A-TR-F is a precision voltage detector IC designed to monitor power supply voltage levels. It provides a reset signal when the voltage drops below a specified threshold, protecting microcontrollers and other critical components from malfunction during undervoltage conditions. Manufactured by Ricoh, it is known for its accuracy, low power consumption, and small size.

Applications

• Microcontroller reset circuits
• Power management systems in battery-powered devices
• Voltage monitoring in automotive electronics
• Industrial control systems
• Consumer electronics requiring a reliable power-on reset

Features

• Accurate voltage detection
• Low supply current
• Small SOT-23 package
• Built-in hysteresis
• Open-drain output

Benefits

• Ensures stable system operation by preventing malfunctions during voltage dips
• Extends battery life in portable applications due to low power consumption
• Enables compact and space-saving designs
• Improves noise immunity
• Provides flexible interface options

Additional Details

The R3112Q231A-TR-F has a detection voltage of 2.3V. The 'TR' indicates that the component is provided on tape and reel for automated assembly. The 'F' probably signifies a specific factory or production lot. The IC operates over a wide temperature range, suitable for diverse environments. The open-drain output configuration needs an external pull-up resistor. This voltage detector is a reliable and cost-effective solution for ensuring the stability and integrity of power supplies in numerous electronic systems. Its small size and low power consumption render it especially suitable for portable and battery-powered applications.