The S-8261ABGBD-G3GTFZ is a high-precision voltage detector IC manufactured by SII Semiconductor Corporation. This IC is designed to monitor voltage levels accurately and provide a reset signal when the voltage falls below a predefined threshold. Its key features include ultra-low current consumption and a small package size, making it ideal for portable and battery-powered applications where power efficiency and space are critical.

Applications

• Microcontroller Reset: Provides a reliable reset signal to microcontrollers during power-up or undervoltage conditions, ensuring proper operation.
• Battery Management Systems: Monitors battery voltage in portable devices, preventing deep discharge and extending battery life.
• Power Supply Monitoring: Detects undervoltage conditions in power supplies to protect connected devices.
• Portable Electronics: Used in smartphones, tablets, and other portable devices to ensure stable and reliable operation.
• Wearable Devices: Implemented in smartwatches and fitness trackers to monitor battery voltage and prevent data loss.

Features

• High-Precision Detection Voltage: Offers accurate voltage detection with minimal tolerance.
• Ultra-Low Current Consumption: Minimizes power drain, maximizing battery life in portable devices.
• Small Package: Allows for compact designs in space-constrained applications.
• Hysteresis: Prevents output oscillation due to small voltage fluctuations.
• Open-Drain Output: Provides a flexible output configuration for easy interfacing with other circuits.

Benefits

• Enhanced System Reliability: Prevents system malfunctions and data corruption due to undervoltage conditions.
• Extended Battery Life: Reduces power consumption, enabling longer operating times for battery-powered devices.
• Simplified Circuit Design: Integrates all necessary components for voltage detection into a single IC.
• Improved System Protection: Protects sensitive components from damage caused by voltage drops or fluctuations.
• Compact and Efficient Solution: Small size and low power consumption make it ideal for portable applications.

Additional Details

The S-8261ABGBD-G3GTFZ is designed to operate within a specific voltage and temperature range. The exact detection voltage is determined by the part number. The open-drain output requires an external pull-up resistor. Refer to the SII Semiconductor Corporation datasheet for detailed electrical characteristics, application circuits, and timing diagrams.