The S-8261ACEMD-G4ET2S is a high-precision voltage detector IC manufactured by SII Semiconductor Corporation. This IC is designed for accurate voltage monitoring and provides a reliable reset signal when the voltage falls below a predetermined threshold. It features low current consumption and a small package, making it suitable for use in portable and battery-powered devices where power efficiency and space are crucial.

Applications

• Microcontroller Reset: Ensures proper microcontroller operation by resetting the device during power-up or undervoltage conditions.
• Battery Voltage Monitoring: Monitors battery voltage levels in portable devices to prevent deep discharge and extend battery life.
• Power Supply Monitoring: Detects undervoltage conditions in power supplies to protect connected devices from damage.
• Memory Protection: Safeguards memory contents by initiating a backup or shutdown sequence when the voltage drops below a safe level.
• Portable Electronics: Used in smartphones, tablets, and other portable devices to ensure stable operation.

Features

• High-Accuracy Voltage Detection: Provides precise voltage monitoring with minimal tolerance.
• Ultra-Low Current Consumption: Minimizes power drain, maximizing battery life.
• Small Package: Enables compact designs in space-constrained applications.
• Hysteresis: Prevents output chattering due to small voltage fluctuations.
• Open-Drain Output: Offers flexible output configuration for interfacing with various logic circuits.

Benefits

• Enhanced System Reliability: Prevents malfunctions and data corruption caused by undervoltage conditions.
• Extended Battery Life: Reduces power consumption, increasing the operating time of 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 due to voltage drops.
• Compact Solution: Small package size allows for integration into tight spaces.

Additional Details

The S-8261ACEMD-G4ET2S is designed to operate within a specified voltage and temperature range. The exact detection voltage is determined by the specific part number. The open-drain output requires an external pull-up resistor. For detailed electrical characteristics, application circuits, and timing diagrams, refer to the official datasheet from SII Semiconductor Corporation.