The R5323N037B-TR-FA is a high-performance voltage detector IC manufactured by Ricoh. It is designed for use in a wide range of electronic devices, offering precise voltage monitoring and reset functionality to ensure system stability and prevent malfunctions. This voltage detector is known for its low current consumption, high accuracy, and compact packaging, making it suitable for battery-powered devices and other applications where power efficiency and space are critical.

Applications

• Microcontroller reset circuits
• Power management systems
• Battery-powered devices
• Real-time clocks (RTC)
• Memory backup circuits
• Voltage monitoring in electronic equipment

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: The accurate detection voltage and reset function prevent system malfunctions caused by voltage drops or fluctuations.
• Extends battery life: Ultra-low current consumption minimizes power drain in battery-powered applications.
• Simplifies circuit design: The built-in hysteresis prevents chattering and ensures stable operation.
• Reduces board space: The small SOT-23-5 package allows for compact designs.
• Environmentally friendly: RoHS compliance ensures adherence to environmental regulations.

Additional Details

The R5323N037B-TR-FA features an N-channel open drain output, allowing for flexible integration with various microcontroller and microprocessor systems. The hysteresis characteristic of 5% (typical) prevents the output signal from oscillating when the input voltage fluctuates near the detection threshold. The device is designed to operate over a wide temperature range, making it suitable for use in harsh environments. The specific detection voltage of this particular model is 3.7V. It provides reliable voltage monitoring for critical systems and is delivered in tape and reel packaging for automated assembly.