ADM1816-20ARTZ-RL7

Supervisors Overview

The ADM1816-20ARTZ-RL7 is a supervisory circuit manufactured by Analog Devices Inc., designed for voltage monitoring and reset generation in electronic systems. It operates within a supply voltage range of 1V to 5.5V and features a fixed threshold voltage of 2.55V. The device provides an active-low reset signal with a minimum timeout of 100ms, ensuring reliable system initialization. Packaged in a compact SOT-23-3 form factor, it supports open-drain or open-collector outputs. The component functions across an operating temperature range of -40°C to +105°C, making it suitable for industrial and commercial applications requiring robust power management.

Supervisors Feature Summary

• Provides active-low reset output with configurable open-drain or open-collector configuration
• Features a fixed 2.55V threshold voltage for precise power supervision
• Includes a minimum 100ms reset timeout to ensure stable system initialization
• Operates reliably across an extended industrial temperature range

Supervisors Applications

• Microprocessor system initialization and safety monitoring
• Voltage supervision in portable battery-powered devices
• Industrial control systems requiring reliable power-on reset
• Communication equipment power management circuits

Supervisors Procurement Notes

Verify the exact part number ADM1816-20ARTZ-RL7 against official Analog Devices documentation to confirm specifications. Ensure compatibility with your system's voltage requirements and thermal constraints. Check for RoHS compliance details as specified in the datasheet. Confirm packaging type matches your assembly needs. Validate supplier authenticity through authorized channels to avoid counterfeit components.

Supervisors Selection Notes

Select this component when a fixed 2.55V threshold is required for microprocessor reset applications. Consider the SOT-23-3 package size for space-constrained designs. Evaluate the 100ms minimum timeout against your system's startup requirements. Verify that the open-drain/open-collector output suits your logic interface. Ensure the operating temperature range meets your environmental conditions.

Supervisors Part Context

This supervisory circuit belongs to Analog Devices' family of voltage monitor ICs designed for system protection. It complements other reset controllers offering adjustable thresholds or different package options. The ADM1816 series provides cost-effective solutions for basic power supervision tasks. Its simple architecture reduces design complexity compared to programmable supervisors. The component integrates essential reset functionality without requiring external timing components.

Supervisors Replacement Considerations

Direct substitutes include ADM1816 variants with different threshold voltages or reset timeouts. Cross-reference with ADM1810 series parts for similar functionality with adjusted parameters. Verify pinout compatibility before substitution. Check if alternative packages like SC-70 are available from the same manufacturer. Ensure replacement parts meet the same electrical and thermal specifications.