ADM1815-R23ARTZ-R7

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: 2.32V, 2.55V, 2.88V, 3.08V, 4.63V
• Reset Timeout Period: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADM1815-R23ARTZ-R7 has three pins: 1. VCC: Connects to the positive supply voltage. 2. GND: Connects to the ground reference. 3. RESET: Provides the reset output signal.

Functional Features

• Precision Monitoring: The ADM1815-R23ARTZ-R7 accurately monitors the voltage level and ensures reliable operation.
• Low Power: It consumes minimal power, making it suitable for battery-powered applications.
• Reset Output: When the monitored voltage falls below the threshold, the ADM1815-R23ARTZ-R7 asserts the reset signal, indicating a power failure or fault condition.

Advantages

• Small Package: The SOT-23-3 package allows for space-efficient integration into compact designs.
• Wide Supply Voltage Range: The ADM1815-R23ARTZ-R7 can operate with a wide range of supply voltages, enhancing its versatility.
• Multiple Threshold Voltage Options: The device offers various threshold voltage options, enabling customization for different system requirements.

Disadvantages

• Lack of Adjustable Timeout Period: The reset timeout period is fixed and cannot be adjusted, limiting flexibility in certain applications.
• Limited Pin Configuration: With only three pins, the ADM1815-R23ARTZ-R7 may have limited functionality compared to more complex voltage supervisors.

Working Principles

The ADM1815-R23ARTZ-R7 operates by comparing the supply voltage with a preset threshold voltage. When the supply voltage drops below the threshold, the internal circuitry triggers the reset output signal. This signal can be used to initiate system shutdown or perform other necessary actions.

Detailed Application Field Plans

The ADM1815-R23ARTZ-R7 finds applications in various fields, including: 1. Embedded Systems: Ensuring reliable operation by monitoring the power supply voltage and initiating appropriate actions during voltage fluctuations or failures. 2. Industrial Automation: Providing fault detection and system reset capabilities in critical control systems. 3. Automotive Electronics: Monitoring the battery voltage and triggering a reset signal in case of low voltage or abnormal conditions.

Detailed and Complete Alternative Models

1. ADM1812-R23ARTZ-R7: Similar to ADM1815-R23ARTZ-R7 but with a different reset timeout period.
2. ADM1819-R23ARTZ-R7: Voltage supervisor with adjustable threshold voltage and reset timeout period.
3. ADM1820-R23ARTZ-R7: Dual voltage supervisor with independent reset outputs for two separate voltage channels.

(Note: The alternative models listed above are just examples and not an exhaustive list.)

This entry provides an overview of the ADM1815-R23ARTZ-R7 voltage supervisor IC. It includes basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.