The S-80129BLMC-JEO-T2 is a voltage detector manufactured by SII Semiconductor Corporation. It is designed to monitor power supply voltages in electronic circuits and provide a reset signal to a microcontroller or other digital logic when the voltage drops below a specified threshold. This ensures that the system operates reliably and prevents data corruption or erratic behavior during power-up or power-down sequences.

Applications

• Microcontroller reset circuits
• Power supply voltage monitoring
• Battery-powered devices
• Portable electronic equipment
• System power management

Features

• Detection Voltage: 2.9V
• Output Type: N-channel open drain
• Ultra-low current consumption: typically 0.8 μA
• Operating voltage range: 0.8V to 6.0V
• Package: SOT-23-5
• Built-in hysteresis

Benefits

• Reliable voltage monitoring: Provides accurate and dependable detection of undervoltage conditions.
• Prevents system malfunction: Ensures proper system reset during power-up and power-down.
• Extends battery life: Ultra-low current consumption minimizes power drain in battery-operated devices.
• Compact design: Small SOT-23-5 package allows for space-saving designs.
• Simplified circuit design: Integrated hysteresis prevents false triggering due to voltage fluctuations.

Additional Details

The S-80129BLMC-JEO-T2 voltage detector operates with a detection voltage of 2.9V. It utilizes an N-channel open drain output, offering flexibility in interfacing with various microcontroller and digital logic circuits. The device features very low current consumption, typically around 0.8 μA, making it suitable for battery-powered applications where minimizing power drain is critical. The inclusion of hysteresis helps to avoid spurious resets caused by noise or minor voltage variations. The compact SOT-23-5 package facilitates easy integration into densely populated circuit boards. It is designed to operate over a wide temperature range.