The R5403N110KD-TR-FF is a voltage detector IC manufactured by Ricoh. This IC is designed to monitor voltage levels and provide a reset signal when the voltage falls below a predetermined threshold. It's widely used in microcontrollers, memory devices, and other electronic systems to prevent data corruption and ensure stable operation during power fluctuations.

Applications

• Microcontroller Systems: Used to reset the microcontroller during power-up or brownout conditions.
• Memory Protection: Safeguards data in memory devices by preventing writes during low-voltage situations.
• Battery-Powered Devices: Monitors battery voltage and triggers a reset when the battery is low.
• Power Supply Monitoring: Detects voltage drops in power supplies and provides a reset signal.
• System Supervision: Provides a reliable reset signal for critical system components.

Features

• Precise Detection Voltage: Accurate voltage monitoring with a specified threshold.
• Low Quiescent Current: Minimizes power consumption in battery-powered applications.
• Small Package: Compact footprint for space-constrained designs.
• Open Drain Output: Flexible output configuration for various system interfaces.
• Hysteresis: Prevents oscillations around the threshold voltage.

Benefits

• Improved System Reliability: Ensures proper system operation by preventing data corruption and unexpected behavior.
• Data Protection: Protects critical data in memory devices during voltage fluctuations.
• Extended Battery Life: Low power consumption extends the operating time of battery-powered devices.
• Simplified Circuit Design: Integrates essential voltage monitoring functionality into a single chip.
• Cost-Effective Solution: Provides a reliable and affordable voltage detection solution.

Technical Specifications

The R5403N110KD-TR-FF has a specific detection voltage, release voltage, and operating voltage range. Its supply current is low. The output is open drain, requiring a pull-up resistor. The device also has a specified operating temperature range. These specifications are found in the Ricoh datasheet.

The R5403N110KD-TR-FF is a reliable and cost-effective voltage detector IC that provides essential system supervision functionality. Its precise detection voltage, low power consumption, and small package make it an ideal choice for a wide range of electronic applications.