The R3111H401C is a voltage detector manufactured by Ricoh Electronic Devices Co., Ltd. Voltage detectors are essential components in electronic circuits, designed to monitor the voltage level and trigger a reset signal or other action when the voltage falls below a pre-determined threshold. This ensures that the system operates within safe voltage limits, preventing malfunction or damage.

Applications

• Microcontroller Reset Circuits: Used to reset microcontrollers during power-up or when the voltage drops below a safe level, ensuring proper operation.
• Power Supply Monitoring: Monitors the output voltage of power supplies and provides an alert or shutdown signal if the voltage deviates from the specified range.
• Battery-Powered Devices: Protects battery-powered devices from deep discharge by shutting down the device when the battery voltage is low.
• Over/Under Voltage Protection: Provides voltage monitoring in various electronic circuits, triggering protective measures if voltage levels go outside safe boundaries.

Features

• High-Accuracy Detection Voltage: Ensures precise voltage monitoring for reliable system protection.
• Low Supply Current: Minimizes power consumption, making it suitable for battery-powered applications.
• Small Package: Available in small package options, allowing for compact circuit designs.
• Built-in Hysteresis: Prevents chattering or oscillation of the output signal when the input voltage is near the detection threshold.
• Open Drain Output: Offers flexibility in connecting to different types of circuits.

Benefits

• Enhanced System Reliability: Protects electronic circuits from voltage fluctuations, improving overall system reliability.
• Prevents Data Corruption: Ensures proper microcontroller operation, preventing data corruption due to low voltage conditions.
• Extends Battery Life: Low supply current helps extend battery life in portable devices.
• Simplified Circuit Design: Integrated features such as hysteresis and open drain output simplify circuit design and reduce component count.
• Compact Solution: Small package options enable the design of compact and efficient electronic systems.

Additional Details

The R3111H401C typically operates within a specific voltage range and temperature range. It is crucial to consult the datasheet for specific voltage detection thresholds, operating temperature ranges, and other electrical characteristics. Proper implementation of voltage detectors such as the R3111H401C is vital for ensuring the stable and reliable operation of various electronic devices and systems.