The R5323N045B-TR-F is a voltage detector IC manufactured by Ricoh. This device is designed to monitor voltage levels and provide a reset signal when the voltage drops below a certain threshold. It is commonly used in various electronic applications to ensure the stable operation of microcontrollers and other sensitive components. Its key features include high accuracy, low current consumption, and a compact package, making it ideal for battery-powered and space-constrained applications.

Applications

• Microcontroller reset circuits
• Power management systems
• Battery-powered devices
• Real-time clocks (RTC)
• Memory backup circuits
• Over/Under voltage protection

Features

• High-accuracy detection voltage: ±1.5%
• Ultra-low supply current: 0.7µA (TYP.)
• Operating voltage range: 1.0V to 5.5V
• Built-in hysteresis: 5% (TYP.)
• N-channel open drain output
• Small package: SOT-23-5
• RoHS compliant

Benefits

• Ensures system stability: Provides a reliable reset signal to prevent erratic behavior due to voltage drops.
• Extends battery life: Low current consumption makes it suitable for battery-powered applications.
• Simplifies circuit design: Built-in hysteresis and open-drain output simplify integration.
• Reduces board space: Compact SOT-23-5 package saves valuable PCB real estate.
• Environmentally friendly: RoHS compliant, meeting environmental regulations.

Additional Details

The R5323N045B-TR-F operates within a voltage range of 1.0V to 5.5V and features a typical supply current of 0.7µA. The device has a detection voltage of 4.5V. The built-in hysteresis helps to prevent oscillations near the threshold voltage, ensuring a clean and stable reset signal. The N-channel open drain output allows for flexible connection to various microcontroller inputs. The device is packaged in a small SOT-23-5 package, which is ideal for space-constrained applications. This Ricoh voltage detector is commonly used in applications where reliable voltage monitoring and reset functionality are essential.