ADM1818-R23AKS-RL7

Product Overview

Category

ADM1818-R23AKS-RL7 belongs to the category of electronic components.

Use

This product is commonly used in electronic circuits for various applications.

Characteristics

• Package: ADM1818-R23AKS-RL7 comes in a specific package designed for easy integration into electronic circuits.
• Essence: It serves as a voltage monitor and reset circuit, ensuring stable operation of the connected system.
• Packaging/Quantity: The product is typically packaged in reels or tubes, with a quantity varying depending on the supplier.

Specifications

The specifications of ADM1818-R23AKS-RL7 are as follows:

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: 2.3V
• Reset Timeout Period: Adjustable
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low

Detailed Pin Configuration

ADM1818-R23AKS-RL7 has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. MR: Manual reset input
4. RESET: Reset output

Functional Features

• Voltage Monitoring: ADM1818-R23AKS-RL7 continuously monitors the supply voltage and generates a reset signal when it falls below the specified threshold.
• Reset Generation: When the supply voltage drops below the threshold, the reset output is activated, signaling the connected system to reset.
• Adjustable Timeout Period: The reset timeout period can be adjusted to meet specific application requirements.
• Manual Reset Input: The manual reset input allows for an external reset signal to override the voltage monitoring function.

Advantages and Disadvantages

Advantages

• Reliable Voltage Monitoring: ADM1818-R23AKS-RL7 ensures stable operation by monitoring the supply voltage.
• Adjustable Timeout: The reset timeout period can be customized to suit different system requirements.
• Manual Reset Capability: The product allows for manual reset, providing flexibility in system control.

Disadvantages

• Limited Voltage Range: ADM1818-R23AKS-RL7 operates within a specific voltage range (1.6V to 5.5V), which may not be suitable for all applications.
• Single Output Type: The product only provides an active low reset output, limiting compatibility with systems requiring active high reset signals.

Working Principles

ADM1818-R23AKS-RL7 operates based on a voltage comparator circuit. It continuously compares the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, triggering a system reset. The timeout period ensures that the reset signal remains active for a specified duration, even if the supply voltage recovers momentarily.

Detailed Application Field Plans

ADM1818-R23AKS-RL7 finds applications in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include:

1. Microcontrollers: Ensuring proper system initialization and preventing erratic behavior due to voltage fluctuations.
2. Industrial Control Systems: Maintaining stable operation and preventing damage caused by power supply issues.
3. Automotive Electronics: Monitoring critical voltages to prevent malfunctions and ensure safe operation.
4. Medical Devices: Guaranteeing reliable performance and patient safety by monitoring power supply integrity.

Detailed and Complete Alternative Models

1. ADM1815-R23AKS-RL7: Similar to ADM1818-R23AKS-RL7 but with a lower reset threshold voltage of 2.0V.
2. ADM1819-R23AKS-RL7: Similar to ADM1818-R23AKS-RL7 but with a higher reset threshold voltage of 2.5V.
3. ADM1820-R23AKS-RL7: Similar to ADM1818-R23AKS-RL7 but with an adjustable reset threshold voltage.

These alternative models offer similar functionality with slight variations in the reset threshold voltage, providing options for different voltage monitoring requirements.

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