The R3112N281A-TR-FE is a voltage detector IC manufactured by Ricoh. This IC monitors voltage levels and asserts a reset signal when the voltage drops below a specified threshold, preventing malfunction in microcontrollers and other digital circuits. It features low supply current and high accuracy.

Applications

• Microcontroller reset circuits
• Power supply monitoring
• Battery monitoring
• System reset circuits
• Watchdog timers
• Industrial control systems

Features

• Precise Voltage Detection: Provides accurate voltage monitoring.
• Low Supply Current: Minimizes power consumption.
• CMOS Output: Compatible with various digital circuits.
• Small Package: Compact size for space-constrained applications.
• Hysteresis: Prevents oscillations near the threshold voltage.
• Wide Operating Temperature Range: Operates reliably in diverse environments.

Benefits

• Improved System Reliability: Prevents system crashes and data corruption due to undervoltage conditions.
• Extended Battery Life: Low power consumption extends battery life in portable devices.
• Compact Design: Small package allows for integration into miniature devices.
• Simplified Implementation: Easy to use with minimal external components.
• Stable Performance: Reliable voltage detection ensures consistent system behavior.

Additional Details

The R3112N281A-TR-FE has a detection voltage of 2.8V. It comes in a SOT-23-5 package. The operating temperature range is -40°C to +85°C. The supply voltage range is typically 1.6V to 5.5V. It complies with RoHS standards.