The S-80812CNNB-B9Q-T2 is a voltage detector IC from SII Semiconductor Corporation. This component is designed to monitor the voltage level of a power supply and trigger a reset signal when the voltage drops below a specific threshold. This is a critical function for maintaining the integrity and stability of electronic systems by preventing issues arising from undervoltage conditions.

Applications

• Microcontroller and microprocessor reset circuitry
• Power supply monitoring
• Battery management systems
• Portable electronic devices
• Industrial control systems

Features

• Detection Voltage: 1.2V
• High-precision voltage detection
• Ultra-low current consumption
• Built-in hysteresis
• Compact SOT-23 package
• Open-drain output

Benefits

• Ensures stable system operation during voltage drops
• Prolongs battery life in portable devices due to low power consumption
• Provides a clean and reliable reset signal with hysteresis
• Simplifies circuit design with its small size and integrated function
• Flexible interface with various digital logic circuits
• Protects sensitive components from damage due to undervoltage

The device’s low current draw makes it suitable for use in battery-operated equipment, as it minimizes the load on the battery. The integrated hysteresis prevents unwanted reset signals caused by minor voltage fluctuations. The open-drain output provides versatility in connecting to different types of microcontrollers and digital logic. The small SOT-23 package allows for efficient use of board space. This voltage detector helps to ensure reliable and safe operation of a wide range of electronic products.

Technical Specifications: The S-80812CNNB-B9Q-T2 has a voltage detection threshold of 1.2V. The operating temperature range is -40°C to +85°C. The typical supply voltage range is 1.4V to 5.5V. It comes in a SOT-23 package and has an N-channel open-drain output.