ADM809TARTZ-REEL

Product Overview

Category

ADM809TARTZ-REEL belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor or reset circuit in electronic devices.

Characteristics

• Voltage monitoring: ADM809TARTZ-REEL monitors the supply voltage and generates a reset signal when the voltage falls below a specified threshold.
• Low power consumption: It operates with low quiescent current, making it suitable for battery-powered applications.
• Wide operating voltage range: The device can operate within a wide voltage range, typically from 1.1V to 5.0V.
• Adjustable reset threshold: The reset threshold voltage can be set by an external resistor, allowing flexibility in different applications.

Package

ADM809TARTZ-REEL is available in a small SOT-23 package, which is compact and suitable for space-constrained designs.

Essence

The essence of ADM809TARTZ-REEL lies in its ability to monitor the supply voltage and generate a reset signal, ensuring proper operation of electronic devices.

Packaging/Quantity

This product is typically packaged on reels, containing a specific quantity of ADM809TARTZ-REEL ICs. The exact quantity depends on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 1.1V to 5.0V
• Reset Threshold Voltage: Adjustable with an external resistor
• Quiescent Current: Low power consumption
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT-23

Detailed Pin Configuration

ADM809TARTZ-REEL 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 the reset signal when the supply voltage falls below the threshold.

Functional Features

• Voltage Monitoring: ADM809TARTZ-REEL continuously monitors the supply voltage.
• Reset Generation: When the supply voltage drops below the specified threshold, the device generates a reset signal.
• Adjustable Threshold: The reset threshold voltage can be set using an external resistor.
• Power-On Reset: It provides a reliable reset signal during power-up or power-down conditions.

Advantages and Disadvantages

Advantages

• Compact size and space-saving SOT-23 package.
• Wide operating voltage range allows compatibility with various applications.
• Low power consumption makes it suitable for battery-powered devices.
• Adjustable reset threshold provides flexibility in different scenarios.

Disadvantages

• Lack of built-in hysteresis may lead to potential noise-related issues.
• Limited availability of alternative models from other manufacturers.

Working Principles

ADM809TARTZ-REEL operates by comparing the supply voltage with the internally set threshold voltage. When the supply voltage drops below this threshold, the reset output is activated. The reset signal remains active until the supply voltage rises above the threshold again.

Detailed Application Field Plans

ADM809TARTZ-REEL finds applications in various electronic devices where voltage monitoring and reset functionality are crucial. Some common application fields include:

1. Microcontrollers: Ensuring proper initialization and reliable operation during power-up or voltage fluctuations.
2. Embedded Systems: Providing a reset signal to ensure system stability and prevent data corruption.
3. Industrial Control Systems: Monitoring power supply integrity to avoid malfunctions or damage to critical equipment.
4. Automotive Electronics: Safeguarding sensitive components from voltage dips or spikes, ensuring reliable operation.

Detailed and Complete Alternative Models

While ADM809TARTZ-REEL is a widely used voltage supervisor IC, there are alternative models available from different manufacturers. Some notable alternatives include:

1. MAX809: Manufactured by Maxim Integrated, it offers similar voltage monitoring and reset functionality.
2. MCP100: Produced by Microchip Technology, this IC provides voltage supervision with adjustable threshold options.
3. TPS3808: Texas Instruments' offering, featuring low-power consumption and a wide operating voltage range.

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

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