The S-812C45AUA-C2ZT2 is a CMOS-based voltage detector manufactured by SII Semiconductor Corporation. This device monitors the input voltage and provides a reset signal when the voltage falls below a specified threshold, ensuring stable operation of microcontrollers and other sensitive electronic components.

Applications

• Microcontroller Reset Circuits
• CPU Reset Circuits
• Power Monitoring
• Battery-Powered Devices
• System Power Management

Features

• High-Precision Detection Voltage: Ensures accurate voltage monitoring.
• Low Current Consumption: Minimizes power drain in battery-powered applications.
• Small Package Size: Saves valuable board space.
• Wide Operating Voltage Range: Accommodates a variety of power supply voltages.
• Built-in Hysteresis: Prevents chattering during voltage transitions.
• Open Drain Output: Offers flexibility in circuit design.

Benefits

• Ensures Stable System Operation: Prevents malfunctions caused by voltage fluctuations.
• Extends Battery Life: Minimizes power consumption in portable devices.
• Simplifies Circuit Design: Easy to integrate into existing systems.
• Reduces System Cost: Eliminates the need for external components.
• Improves System Reliability: Protects against voltage-related failures.

Additional Details

The S-812C45AUA-C2ZT2 voltage detector is specifically designed to monitor a 4.5V voltage rail. The high-precision detection voltage ensures accurate voltage monitoring, while the low current consumption makes it ideal for battery-powered applications. The small package size allows for easy integration into densely populated circuit boards. The wide operating voltage range accommodates a variety of power supply voltages. The built-in hysteresis prevents chattering during voltage transitions, ensuring stable operation. The open-drain output offers flexibility in circuit design. The device is commonly used in microcontroller-based systems to provide a reset signal when the supply voltage falls below the specified threshold. This prevents the microcontroller from operating with an unstable voltage, which can lead to data corruption or system malfunctions. The detector also protects against Brown-out conditions. Also used in monitoring voltage rails for critical analog or digital devices.