The R5426D108CA-TR-F is a voltage detector IC designed and manufactured by Ricoh. This IC is specifically engineered to monitor voltage levels within electronic systems and trigger a reset signal when the voltage drops below a predetermined threshold. This functionality is crucial for safeguarding microcontrollers and other critical components from potential malfunctions caused by unstable power supplies.

Applications

• Reset circuitry for microprocessors and microcontrollers
• Voltage monitoring in battery-powered devices
• Power management systems in embedded applications
• Over-discharge protection in lithium-ion batteries
• Brown-out detection circuits

Features

• Highly accurate voltage detection
• Ultra-low current consumption for extended battery life
• Compact package size for space-constrained applications
• Integrated hysteresis to prevent oscillations near the threshold
• Open-drain output for flexible interface with other circuits

Benefits

• Enhances system reliability by preventing errors due to low voltage conditions
• Extends battery life in portable devices due to minimal power draw
• Enables miniaturization of electronic designs with its small footprint
• Provides a stable and reliable reset signal with built-in hysteresis
• Facilitates easy integration into various system architectures with the open-drain output

Additional Details

The R5426D108CA-TR-F has a detection voltage of 1.0V. The IC's exceptionally low current consumption makes it an ideal choice for battery-operated equipment where maximizing battery life is essential. The compact package is suitable for use in portable and wearable electronic devices. The hysteresis feature ensures a clean and stable reset signal, preventing unwanted oscillations when the input voltage is near the detection threshold. The open-drain output configuration provides flexibility in connecting to different microcontroller and microprocessor systems.