The S-80812CLNB-B7QT2G is a voltage detector IC manufactured by SII Semiconductor Corporation. It is specifically designed to monitor voltage levels and generate a reset signal when the voltage drops below a specified threshold. This functionality is critical for preventing erratic behavior and potential damage to sensitive electronic components in undervoltage conditions.

Applications

• Microcontroller reset circuits in embedded systems
• CPU voltage monitoring in computer systems
• Power supply voltage supervision
• Battery-powered device protection
• Industrial automation equipment

Features

• Detection voltage: 1.2V
• High-accuracy voltage detection
• Ultra-low current consumption
• Hysteresis characteristics to prevent oscillations
• Small SOT-23-5 package
• Open-drain output

Benefits

• Enhanced system reliability by preventing malfunctions due to voltage drops
• Extended battery life in portable devices due to minimal power consumption
• Simplified circuit design with integrated voltage detection and reset functionality
• Stable and precise voltage monitoring
• Space-saving design for high-density PCB layouts
• Flexible interfacing with various microcontrollers and logic circuits

The S-80812CLNB-B7QT2G combines high accuracy, low power consumption, and compact size, making it suitable for various applications. The integrated hysteresis characteristic is essential for preventing false resets caused by noise or minor voltage fluctuations near the detection threshold. The open-drain output allows for easy level shifting and interfacing with different voltage domains. The device is designed to operate over a wide temperature range, ensuring reliable performance in diverse environmental conditions.

Technical Specifications: The S-80812CLNB-B7QT2G has a detection voltage of 1.2V. Its supply voltage ranges from 1.4V to 5.5V. The operating temperature is -40°C to +85°C. It utilizes a SOT-23-5 package. The output configuration is N-channel open drain.