The ADM631526D3ARTZRL7 is a supervisory circuit manufactured by Analog Devices Inc. (ADI). It is designed to monitor the voltage level of a power supply and provide a reset signal when the voltage falls below a specified threshold. This ensures that the system operates correctly and prevents data corruption or malfunction during power-up, power-down, or brownout conditions.

Applications

• Microprocessor systems
• Microcontroller systems
• DSP systems
• Embedded systems
• Portable equipment
• Industrial control systems
• Automotive electronics

Features

• Precision voltage monitoring
• Fixed threshold voltage
• Active-low reset output
• Short delay time
• Small package size
• Low power consumption

Benefits

• Improved system reliability
• Prevention of data corruption
• Simplified power-up and power-down sequencing
• Reduced system downtime
• Cost-effective solution
• Compact design for space-constrained applications

Additional Details

The ADM631526D3ARTZRL7 typically features a fixed threshold voltage of 2.63V, and an active-low reset output signal. The reset output remains low as long as the supply voltage is below the threshold. Once the voltage rises above the threshold plus a small hysteresis, the reset output de-asserts after a short delay, allowing the system to initialize properly. The device comes in a small SOT-23 package. The low power consumption makes it suitable for battery-powered applications. It provides a reliable and cost-effective solution for ensuring the proper operation of microprocessor and microcontroller-based systems. The device is also suitable for applications requiring precise voltage monitoring with a short reset delay.