The XC61CC1802MRN is a voltage detector IC manufactured by Torex Semiconductor Ltd. It's designed to accurately monitor voltage levels in electronic circuits and trigger a reset signal when the voltage drops below a predefined threshold. This function is crucial for protecting sensitive components from damage due to undervoltage conditions, ensuring system stability and preventing data corruption.

Applications

• Microcontroller reset circuits: Provides a reliable reset signal for microcontrollers during power-up, power-down, and undervoltage events.
• Memory protection: Prevents data corruption in memory devices like SRAM and EEPROM by triggering a reset when the supply voltage is insufficient.
• Power management systems: Monitors battery voltage in portable devices and initiates shutdown procedures to prevent deep discharge and extend battery life.
• Industrial control systems: Ensures the safe and reliable operation of industrial equipment by monitoring power supply voltages and triggering alarms or shutdown mechanisms in case of undervoltage.
• Automotive applications: Monitors the battery voltage in automotive systems and provides a reset signal to critical electronic control units (ECUs) when the voltage drops below a safe level.

Features

• High-accuracy voltage detection: Provides precise monitoring of voltage levels with a typical accuracy of ±1%
• Low supply current: Minimizes power consumption, making it suitable for battery-powered applications.
• Small package size: Available in compact packages like SOT-25, reducing the overall board space requirements.
• Open drain output: Allows for flexible connection to various microcontroller and system architectures.
• Wide operating voltage range: Operates over a wide range of supply voltages, accommodating different application requirements.

Benefits

• Improved system reliability: Prevents system malfunctions and data corruption due to undervoltage conditions.
• Enhanced component protection: Safeguards sensitive components from damage caused by voltage drops.
• Extended battery life: Minimizes power consumption in battery-powered applications, extending the operating time.
• Simplified design: Reduces the complexity of power supply monitoring circuits, simplifying the overall system design.
• Reduced board space: Enables compact designs with its small package size.

Technical Specifications: The XC61CC1802MRN has a detection voltage of 1.8V. It features an open drain output, and is usually supplied in a SOT-25 package. The operating temperature range is typically -40°C to +85°C. Detailed specifications regarding supply voltage range, output current, and temperature characteristics are available in the Torex Semiconductor Ltd datasheet.