APX809-44SAG-7

Product Overview

Category

APX809-44SAG-7 belongs to the category of electronic components.

Use

This product is commonly used in electronic circuits for voltage monitoring and reset functions.

Characteristics

• Low power consumption
• Wide operating voltage range
• High accuracy
• Small package size

Package

The APX809-44SAG-7 is available in a surface mount SOT-23-3 package.

Essence

The essence of APX809-44SAG-7 lies in its ability to provide accurate voltage monitoring and reset functionality in electronic circuits.

Packaging/Quantity

The product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage: 4.4V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX809-44SAG-7 has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides a reset signal when the monitored voltage drops below the threshold.

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the specified threshold.
• Provides a stable reset output during power-up and power-down sequences.
• Offers a fixed timeout period to ensure proper system reset.

Advantages and Disadvantages

Advantages

• Low power consumption helps in energy-efficient designs.
• Wide operating voltage range makes it suitable for various applications.
• High accuracy ensures reliable voltage monitoring.
• Small package size allows for space-saving designs.

Disadvantages

• Fixed reset threshold voltage may not be suitable for all applications.
• Limited timeout period may not meet the requirements of certain systems.

Working Principles

The APX809-44SAG-7 operates by continuously monitoring the supply voltage. When the voltage drops below the specified threshold, the device generates a reset signal. This signal remains active until the voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The APX809-44SAG-7 finds applications in various electronic systems where accurate voltage monitoring and reliable reset functionality are required. Some common application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Battery-powered devices
5. Industrial control systems

Detailed and Complete Alternative Models

1. APX809-46SAG-7: Similar to APX809-44SAG-7 but with a higher reset threshold voltage of 4.6V.
2. APX809-42SAG-7: Similar to APX809-44SAG-7 but with a lower reset threshold voltage of 4.2V.
3. APX809-45SAG-7: Similar to APX809-44SAG-7 but with a higher reset threshold voltage of 4.5V.
4. APX809-43SAG-7: Similar to APX809-44SAG-7 but with a lower reset threshold voltage of 4.3V.

These alternative models provide flexibility in choosing the appropriate reset threshold voltage for specific application requirements.

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