The MIC803-26D3VM3 is a precision voltage monitor from Micrel (now Microchip Technology), designed to protect microprocessors (µPs) and microcontrollers (µCs) from undervoltage conditions. This voltage supervisor provides a reset signal to the system when the supply voltage drops below a specified threshold, preventing unpredictable behavior and data corruption.

Applications

• Microprocessor/Microcontroller Systems
• Embedded Systems
• Portable Devices
• Industrial Control Systems
• Power Monitoring Circuits

Features

• Precision Voltage Monitoring
• Open-Drain Output
• Active-Low Reset Output
• 2.63V Threshold Voltage
• Small Package Size

Benefits

• Prevents data corruption during undervoltage conditions
• Ensures reliable system operation
• Simplifies system design with integrated functionality
• Reduces board space requirements
• Improves system stability

Additional Details

The MIC803-26D3VM3 features a precise internal voltage reference and comparator to accurately detect undervoltage conditions. The open-drain output allows for flexible interfacing with various microprocessors and microcontrollers. The active-low reset output asserts a reset signal when the supply voltage falls below the threshold. The small package size is ideal for space-constrained applications. The device is designed to operate over a wide temperature range. Detailed specifications regarding threshold accuracy, reset timeout period, and power supply current can be found in the manufacturer's datasheet. It is commonly used in portable devices, embedded systems, and industrial control applications where reliable system operation is critical. The MIC803-26D3VM3 is lead-free and RoHS compliant. It offers a cost-effective solution for enhancing system reliability and preventing data loss in critical applications.