ADM1813-5ARTZ-RL7

Product Overview

Category

ADM1813-5ARTZ-RL7 belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• Voltage threshold: 5V
• Package type: SOT-23
• Essence: Supervises voltage levels and provides reset signals when necessary.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

The specifications of ADM1813-5ARTZ-RL7 are as follows:

• Supply voltage range: 1.2V to 5.5V
• Reset timeout period: 140ms (typical)
• Operating temperature range: -40°C to +85°C
• Quiescent current: 6µA (typical)
• Power-on reset delay: 20ms (typical)

Pin Configuration

ADM1813-5ARTZ-RL7 has a total of three pins, which are assigned specific functions:

1. VCC: This pin is connected to the power supply voltage.
2. GND: This pin is connected to the ground reference.
3. RESET: This pin outputs the reset signal when the monitored voltage falls below the threshold.

Functional Features

The key functional features of ADM1813-5ARTZ-RL7 include:

• Voltage monitoring: It continuously monitors the input voltage and compares it with the preset threshold.
• Reset generation: When the input voltage drops below the threshold, it generates a reset signal to initiate system recovery.
• Precision: The device ensures accurate voltage monitoring with a tight voltage threshold tolerance.
• Low power consumption: It operates with low quiescent current, making it suitable for battery-powered applications.
• Fast response time: The reset signal is generated quickly upon detecting a voltage drop, minimizing system downtime.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring for enhanced system stability.
• Compact SOT-23 package for space-constrained designs.
• Wide supply voltage range allows compatibility with various systems.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Fixed voltage threshold may not be suitable for all applications.
• Lack of adjustable timeout period limits flexibility in certain scenarios.

Working Principles

ADM1813-5ARTZ-RL7 operates based on the principle of comparing the input voltage with a preset threshold. When the input voltage falls below the threshold, the device triggers a reset signal. This signal can be used to initiate system recovery or perform other necessary actions.

The device continuously monitors the voltage level, ensuring that it remains within the desired range. It provides reliable voltage supervision, preventing potential malfunctions or data corruption caused by unstable power supply conditions.

Application Field Plans

ADM1813-5ARTZ-RL7 finds applications in various fields, including:

1. Microcontroller-based systems: It ensures stable operation by monitoring the power supply voltage and initiating resets when necessary.
2. Industrial automation: It safeguards critical equipment by monitoring voltage levels and preventing unexpected shutdowns.
3. Automotive electronics: It enhances the reliability of automotive systems by monitoring voltage fluctuations and triggering appropriate actions.
4. Battery-powered devices: It helps optimize battery usage by providing accurate voltage monitoring and efficient power management.

Alternative Models

There are several alternative models available in the market that offer similar functionality to ADM1813-5ARTZ-RL7. Some notable alternatives include:

1. MAX809: Manufactured by Maxim Integrated, it offers adjustable reset timeout periods.
2. TPS3839: Produced by Texas Instruments, it features a wide supply voltage range and adjustable threshold levels.
3. MCP130: Developed by Microchip Technology, it provides additional features like manual reset input and watchdog timer functionality.

These alternative models can be considered based on specific application requirements and desired features.

In conclusion, ADM1813-5ARTZ-RL7 is a voltage supervisor device that ensures stable operation by monitoring the power supply voltage. With its compact package, low power consumption, and fast response time, it offers reliable voltage supervision for various electronic systems.