The S-80815ALNP is a voltage detector IC from SII Semiconductor Corporation, designed to monitor voltage levels in electronic circuits and generate a reset signal when the voltage drops below a specific threshold. This functionality is essential for protecting sensitive electronic components from damage or malfunction caused by undervoltage conditions.

Applications

• Microcontroller reset circuits
• CPU voltage monitoring
• Power management in battery-powered devices
• System power-on reset
• Industrial control systems

Features

• Detection Voltage: 1.5V (typical)
• High-precision voltage detection
• Ultra-low current consumption
• Hysteresis characteristics
• Small package size
• Open drain output

Benefits

• Prevents data corruption and system errors due to undervoltage
• Extends battery life in portable devices
• Ensures reliable system startup
• Simplifies circuit design
• Saves board space

Additional Details

The S-80815ALNP operates with a typical detection voltage of 1.5V. The high-precision voltage detection ensures accurate monitoring of the supply voltage. Its ultra-low current consumption is particularly advantageous for battery-powered devices, helping to extend battery life. The built-in hysteresis characteristics prevent oscillations or chattering when the input voltage is near the detection threshold, ensuring stable and reliable operation. The small package size makes it suitable for space-constrained applications. The open drain output configuration provides flexibility in interfacing with various types of microcontrollers and digital circuits. It is used to generate a reset signal when the supply voltage falls below the specified detection voltage, protecting the microcontroller or other digital circuitry from operating incorrectly. The device provides a simple and effective solution for voltage monitoring and reset functions, which enhances the overall robustness of electronic systems.