ADM1816-R22ARTZ-RL

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-3
• Essence: Monitors the voltage level of a system and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.2V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 7µA (typical)

Detailed Pin Configuration

The ADM1816-R22ARTZ-RL has three pins: 1. VCC: Connect this pin to the positive supply voltage. 2. GND: Connect this pin to the ground or negative supply voltage. 3. RESET: This pin outputs a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Precision Monitoring: The ADM1816-R22ARTZ-RL accurately monitors the voltage level and triggers a reset signal when it drops below the specified threshold.
• Low Power Consumption: With a quiescent current of only 7µA, this IC minimizes power consumption in battery-powered applications.
• Adjustable Reset Timeout: The reset timeout period can be adjusted according to the specific requirements of the application.
• Small Package Size: The SOT-23-3 package allows for compact designs and easy integration into various electronic systems.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable system operation. - Low power consumption extends battery life in portable devices. - Adjustable reset timeout offers flexibility in different applications. - Small package size enables space-saving designs.

Disadvantages: - Limited threshold voltage options may not suit all voltage monitoring requirements. - The SOT-23-3 package may be challenging to solder for inexperienced users.

Working Principles

The ADM1816-R22ARTZ-RL operates by comparing the input voltage with the internally set threshold voltage. When the input voltage drops below the threshold, the reset output is activated, indicating a power failure or low voltage condition. The reset signal remains active until the input voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The ADM1816-R22ARTZ-RL finds applications in various electronic systems where reliable voltage monitoring and system reset functionality are crucial. Some potential application fields include: 1. Microcontrollers: Ensuring proper operation by monitoring the supply voltage and initiating a reset if necessary. 2. Industrial Control Systems: Preventing malfunctions caused by voltage fluctuations and providing a reliable reset mechanism. 3. Battery-Powered Devices: Maximizing battery life by monitoring voltage levels and triggering a reset when the voltage drops below a certain threshold. 4. Communication Equipment: Safeguarding against power supply issues and maintaining stable operation.

Detailed and Complete Alternative Models

1. ADM1815-R23ARTZ-RL: Similar to ADM1816-R22ARTZ-RL but with a threshold voltage of 2.3V.
2. ADM1817-R24ARTZ-RL: Similar to ADM1816-R22ARTZ-RL but with a threshold voltage of 2.4V.
3. ADM1818-R25ARTZ-RL: Similar to ADM1816-R22ARTZ-RL but with a threshold voltage of 2.5V.
4. ADM1819-R26ARTZ-RL: Similar to ADM1816-R22ARTZ-RL but with a threshold voltage of 2.6V.

These alternative models provide different threshold voltage options to accommodate a wider range of voltage monitoring requirements.

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