The RN5VL36AA-TR is a voltage detector IC manufactured by Ricoh Electronic Devices Co., LTD. This device monitors the supply voltage of electronic equipment, generating a reset signal when the voltage falls below a pre-set threshold. This feature is critical for preventing malfunctions, protecting data, and ensuring stable operation in a wide variety of applications.

Applications

• Microcontroller Reset Circuits: Provides a reliable reset signal to microcontrollers during power-up or brownout conditions, preventing erratic behavior.
• CPU Reset Circuits: Used to reset CPUs in various electronic devices when the supply voltage is unstable.
• Power Supply Monitoring: Monitors power supply voltages to ensure stable operation of electronic circuits.
• Battery-Powered Devices: Detects low battery voltage and prevents deep discharge, thereby extending battery life.
• Data Protection Circuits: Protects data integrity in memory devices by initiating a reset during voltage drops, preventing data corruption.

Features

• High-Accuracy Detection Voltage: Ensures precise voltage monitoring with minimal variation from the specified threshold. The detection voltage is typically 3.6V with a low tolerance.
• Ultra-Low Current Consumption: Minimizes power drain, making it suitable for battery-powered applications where power efficiency is paramount. The typical current consumption is very low, often in the microampere range.
• Built-in Hysteresis: Prevents output oscillation near the detection threshold, ensuring a stable and reliable reset signal.
• Open Drain Output: Offers a flexible output that can be easily interfaced with microcontrollers and other logic circuits.
• Small Package Size: Available in a compact package, which saves valuable board space in densely populated electronic designs.

Benefits

• Improved System Reliability: Prevents system malfunctions and errors caused by voltage fluctuations or undervoltage conditions.
• Data Integrity Protection: Ensures the integrity of data by resetting the system during voltage drops, preventing data corruption and potential loss.
• Extended Battery Life: The ultra-low current consumption characteristic contributes to longer battery life in portable and battery-powered devices.
• Simplified Circuit Design: Integrates all the necessary components for voltage detection into a single compact package, reducing component count and simplifying the overall circuit design.
• Cost-Effective Solution: Offers a reliable and affordable voltage detection solution for a wide range of electronic applications.

Technical Specifications: The RN5VL36AA-TR has a detection voltage of typically 3.6V. The supply voltage range typically spans from 1.5V to 5.5V. The operating temperature range is typically between -40°C and +85°C. The output is an N-channel open drain, requiring an external pull-up resistor for proper operation. Detailed timing characteristics, such as the reset delay time, are provided in the datasheet for proper system integration. This device is typically RoHS compliant.