The S-80845ALNP-EA9-T2 is a voltage detector manufactured by SII Semiconductor Corporation. This device is designed to monitor voltage levels in electronic circuits and provide a reset signal when the voltage drops below a specific threshold. It is commonly used in microcontrollers, CPUs, and other digital circuits to prevent malfunctions caused by unstable power supplies.

Applications

• Microcontroller reset circuits
• CPU reset circuits
• Power management systems
• Battery-powered devices
• System monitoring

Features

• Detection voltage: 4.5V
• High-accuracy detection voltage
• Low current consumption
• Small package size
• Built-in hysteresis
• Operating temperature range: -40°C to +85°C

Benefits

• Prevents system malfunctions due to voltage drops
• Ensures reliable system operation
• Extends battery life in portable devices due to low current consumption
• Simplifies circuit design with integrated functions
• Reduces board space requirements due to small package size

The S-80845ALNP-EA9-T2 features a detection voltage of 4.5V, making it suitable for systems operating at or around this voltage level. The high-accuracy detection voltage ensures that the reset signal is asserted only when the voltage drops below the specified threshold, preventing false resets. The low current consumption is crucial for battery-powered applications, as it minimizes the drain on the battery. The built-in hysteresis prevents oscillations around the threshold voltage, ensuring a stable reset signal. The device is available in a small package, reducing board space requirements and simplifying circuit design.

The S-80845ALNP-EA9-T2 operates over a wide temperature range, making it suitable for use in various environments. It is commonly used in industrial control systems, automotive electronics, and consumer electronics. Its primary function is to protect the system from data corruption or hardware damage caused by voltage fluctuations. By providing a reliable reset signal, the S-80845ALNP-EA9-T2 helps to ensure the stability and reliability of electronic systems.