The SG2001-2.85XN5 is a voltage detector IC manufactured by SG Micro Corp. This device is designed to monitor the input voltage and provide a reset signal when the voltage drops below a specified threshold level, in this case, 2.85V. It's commonly used to protect microcontrollers and other sensitive electronic components from malfunctions caused by undervoltage conditions.

Applications:

• Microcontroller Reset Circuits: Ensuring a proper reset of a microcontroller during power-up, power-down, or brownout conditions.
• Battery Monitoring: Detecting low battery conditions in portable electronic devices to prevent deep discharge.
• Power Supply Monitoring: Supervising the output voltage of power supplies to ensure they remain within safe operating limits.
• Real-Time Clock (RTC) Backup Systems: Preserving data in RTC systems during power failures.
• Memory Protection: Protecting data stored in volatile memory from corruption when the supply voltage drops.

Features:

• Precise Voltage Detection: Accurately monitors the input voltage against the specified threshold.
• Low Supply Current: Minimizes power consumption, making it suitable for battery-powered applications.
• Small Package Size: Allows for easy integration into compact electronic devices.
• Open-Drain Output: Provides flexibility in interfacing with various microcontroller systems.
• Wide Operating Temperature Range: Ensures reliable operation in a variety of environmental conditions.

Benefits:

• Improved System Reliability: Prevents system crashes and data corruption caused by voltage fluctuations.
• Extended Battery Life: Low power consumption helps to extend the operating time of battery-powered devices.
• Simplified Circuit Design: Reduces the need for external components and simplifies the overall circuit design.
• Enhanced Data Integrity: Protects data stored in volatile memory during power failures or voltage drops.
• Cost-Effective Solution: Provides a reliable and cost-effective solution for voltage monitoring and reset functions.

This voltage detector is a crucial component in ensuring the stable and reliable operation of electronic systems. Its precise voltage monitoring, low power consumption, and small package size make it an ideal choice for a wide range of applications. The open-drain output allows for flexible integration with various logic levels and microcontroller systems.

Technical Specifications:

• Threshold Voltage: 2.85V
• Supply Voltage Range: Typically 1.6V to 5.5V (Refer to the datasheet for specific values)
• Supply Current: Typically in the microampere (μA) range (Refer to the datasheet for specific values)
• Output Type: Open-Drain
• Package: Commonly available in SOT-23 or similar small outline packages
• Operating Temperature Range: Typically -40°C to +85°C (Refer to the datasheet for specific values)