The Ricoh R3112Q261C-TR-F is a precision voltage detector IC used to monitor power supply voltage. When the voltage falls below a predetermined threshold, it outputs a reset signal. This prevents microcontrollers and other sensitive components from malfunctioning during power-up, power-down, or brown-out conditions. Manufactured by Ricoh, it features low power consumption and a small package size.

Applications

• Microcontroller reset circuits
• Power management systems in portable electronics
• Voltage monitoring in automotive applications
• Industrial control equipment
• Consumer electronics

Features

• High-accuracy voltage detection
• Low current consumption
• Small SOT-23 package
• Built-in hysteresis
• Open-drain output

Benefits

• Ensures stable system operation by preventing malfunctions during voltage fluctuations
• Extends battery life in portable devices
• Allows for compact and space-efficient designs
• Reduces false resets caused by noise
• Provides versatile interfacing options

Additional Details

The R3112Q261C-TR-F has a detection voltage of 2.6V. The 'TR' signifies that the device is supplied on tape and reel for automated assembly, while the 'F' likely represents a specific factory or production code. The IC operates over a wide temperature range, making it suitable for various environments. The open-drain output necessitates an external pull-up resistor. This voltage detector is a reliable and cost-effective solution for voltage monitoring and reset generation in diverse electronic systems. Its small size and low power consumption render it especially well-suited for portable and battery-powered applications.