ADM823TYRJZ-R7

Product Overview

Category

ADM823TYRJZ-R7 belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage monitoring and reset functions in various electronic devices.

Characteristics

• Voltage monitoring: ADM823TYRJZ-R7 provides accurate monitoring of the power supply voltage.
• Reset function: It generates a reset signal when the monitored voltage falls below a specified threshold.
• Low power consumption: The IC operates with low power consumption, making it suitable for battery-powered devices.
• Wide operating voltage range: It can operate within a wide range of input voltages.
• Small package size: ADM823TYRJZ-R7 comes in a compact package, allowing for space-efficient designs.

Package and Quantity

The ADM823TYRJZ-R7 is available in a small SOT-23 package. It is typically sold in reels containing a specific quantity, such as 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: Various options available, e.g., 2.93V, 3.08V, 3.15V
• Reset Timeout Period: Adjustable or fixed timeout period, e.g., 140ms, 280ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: Typically less than 10µA

Pin Configuration

ADM823TYRJZ-R7 has the following pin configuration:

```

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| | --| RESET |-- --| GND |-- --| VCC |-- |_______| ```

• RESET: Output pin for the reset signal.
• GND: Ground connection.
• VCC: Power supply input.

Functional Features

1. Voltage Monitoring: ADM823TYRJZ-R7 continuously monitors the power supply voltage.
2. Reset Generation: When the monitored voltage falls below the specified threshold, it generates a reset signal.
3. Adjustable Timeout Period: The IC allows for an adjustable or fixed timeout period for the reset signal.
4. Power-On Reset: It provides a reliable reset during power-up to ensure proper initialization of the system.
5. Low Quiescent Current: The IC operates with low quiescent current, minimizing power consumption.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable operation of electronic devices.
• Small package size enables space-efficient designs.
• Wide operating voltage range makes it compatible with various systems.
• Low power consumption is ideal for battery-powered applications.
• Adjustable timeout period offers flexibility in different scenarios.

Disadvantages

• Lack of advanced features compared to more specialized voltage monitoring ICs.
• Limited threshold voltage options may not suit all applications.

Working Principles

ADM823TYRJZ-R7 works by continuously monitoring the power supply voltage using an internal voltage reference. When the voltage falls below the specified threshold, it triggers the reset circuitry, generating a reset signal. This signal can be used to initiate system initialization or recovery processes. The IC also incorporates a timeout feature, allowing users to adjust the duration of the reset signal.

Application Field Plans

ADM823TYRJZ-R7 finds applications in various fields, including: 1. Consumer Electronics: Used in smartphones, tablets, and portable gaming devices to ensure proper system reset and voltage monitoring. 2. Industrial Automation: Employed in control systems and PLCs to monitor power supply integrity and trigger resets if necessary. 3. Automotive Electronics: Integrated into automotive modules to monitor voltage levels and initiate system resets in case of power fluctuations. 4. Medical Devices: Utilized in medical equipment to ensure reliable operation and system recovery after power disruptions.

Alternative Models

1. ADM823TYRJZ-R7: The same model with different threshold voltage options.
2. ADM811TARTZ-REEL7: Similar IC with additional features like manual reset input and adjustable timeout period.
3. MAX823LEUK+T: Alternative IC from a different manufacturer with comparable specifications and functionality.

(Note: The alternative models mentioned above are for illustrative purposes and may not cover the entire range of available alternatives.)

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