The S-80128ALMC-JANT2G is a CMOS Voltage Detector IC manufactured by ABLIC U.S.A. Inc. It is designed for accurate voltage monitoring, providing a reset signal when the input voltage drops below a predefined threshold. Its key characteristics include low current consumption, high accuracy, and a small form factor, making it ideal for battery-powered devices and other applications where power efficiency and space are critical.

Applications

• Microcontroller Reset Circuits: Provides a reliable reset signal for microcontrollers during power-up and brown-out conditions.
• Battery Monitoring Systems: Monitors battery voltage levels in portable devices and triggers alerts or shutdowns to prevent deep discharge.
• Power Supply Supervision: Supervises power supply voltages in various electronic systems, protecting against undervoltage conditions.
• Data Protection in Memory Devices: Prevents data corruption by inhibiting write operations during low-voltage situations.
• Industrial Control Equipment: Monitors critical voltage levels in industrial control systems to ensure safe and reliable operation.

Features

• Detection Voltage: 2.8V (Inferred from S-80128ALMC-JANT2G).
• Ultra-Low Current Consumption: Minimizes power drain, extending battery life in portable applications.
• High Detection Accuracy: Provides precise voltage monitoring for reliable system operation.
• Small Package Size: Available in compact packages (likely SOT-23 or similar), saving valuable PCB space.
• Built-in Hysteresis: Prevents oscillations or false triggering near the threshold voltage.
• Open-Drain Output: Offers flexibility in interfacing with various logic circuits and microcontrollers.
• Wide Operating Temperature Range: Suitable for use in a variety of environmental conditions.

Benefits

• Improved System Reliability: Prevents malfunctions caused by voltage drops or power supply irregularities.
• Extended Battery Life: Reduces power consumption, leading to longer run times for battery-powered devices.
• Simplified Circuit Design: Requires fewer external components, simplifying the overall system design.
• Data Integrity: Protects data stored in memory from corruption due to voltage fluctuations.
• Enhanced System Robustness: Increases the resilience of electronic systems to power supply variations.

Additional Details

The S-80128ALMC-JANT2G is based on CMOS technology, contributing to its low power consumption and high noise immunity. The open-drain output configuration necessitates the use of a pull-up resistor. The 'ALMC' likely denotes a specific package type. The official ABLIC datasheet for this part provides detailed information, including the precise operating temperature range, output voltage levels, and recommended operating conditions. Proper selection of the pull-up resistor value is crucial for optimal performance and should be based on the specific application requirements. Consult the datasheet for detailed application notes and recommendations.