The SG2002-3.3XN5/TR is a precision voltage detector manufactured by SG Micro Corp. It is designed for monitoring voltage levels in a variety of electronic circuits and providing a reliable reset signal when the voltage falls below a specified threshold. This device ensures that systems operate safely and predictably by preventing erratic behavior caused by undervoltage conditions.

Applications

• Microprocessor systems
• Microcontroller systems
• Reset circuitry
• Power monitoring
• Battery-powered devices
• Industrial control systems

Features

• Precision voltage detection: Accurately monitors voltage levels with a typical threshold of 3.3V.
• Low quiescent current: Minimizes power consumption in battery-powered applications.
• Open-drain output: Provides flexibility for interfacing with various logic levels.
• Small package size: Available in compact packages for space-constrained applications.
• Excellent temperature stability: Ensures reliable operation over a wide temperature range.
• Built-in hysteresis: Prevents oscillations near the threshold voltage.

Benefits

• Improved system reliability: Prevents system malfunction due to undervoltage conditions.
• Extended battery life: Low quiescent current minimizes battery drain.
• Simplified circuit design: Requires minimal external components.
• Reduced board space: Small package size enables compact designs.
• Enhanced noise immunity: Hysteresis improves noise immunity.
• Cost-effective solution: Provides a reliable and cost-effective voltage monitoring solution.

Additional Details

The SG2002-3.3XN5/TR operates within a specified voltage range, typically from 1.6V to 5.5V. The output is an open-drain configuration, which requires an external pull-up resistor. The device offers a precise threshold voltage, ensuring accurate voltage monitoring. The hysteresis built into the device prevents oscillations near the threshold voltage, improving noise immunity. The low quiescent current makes it suitable for battery-powered applications where power conservation is critical. This device is commonly used in microprocessor-based systems and other electronic circuits where reliable voltage monitoring is essential for proper operation. It comes in a small surface mount package, making it easy to integrate into modern PCB designs.