APX803L-49SA-7

Product Overview

Category

APX803L-49SA-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 APX803L-49SA-7 is available in a small SOT-23-3 package.

Essence

The essence of APX803L-49SA-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, with each reel containing a specific quantity of APX803L-49SA-7 units.

Specifications

• Operating Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage: 4.9V
• Accuracy: ±1.5%
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L-49SA-7 has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin for reset signal.

Functional Features

• Voltage Monitoring: The APX803L-49SA-7 continuously monitors the input voltage and provides a reset signal when it falls below the specified threshold.
• Reset Functionality: When the input voltage drops below the threshold, the RESET pin goes low, indicating a reset condition.
• Hysteresis: The device incorporates hysteresis to prevent false triggering due to voltage fluctuations near the threshold level.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range allows for versatile use in various electronic circuits.
• Small package size enables space-saving designs.

Disadvantages

• Limited reset threshold options available.
• May not be suitable for applications requiring high precision voltage monitoring.

Working Principles

The APX803L-49SA-7 operates based on a voltage comparator circuit. It compares the input voltage with the preset threshold and generates a reset signal when the voltage falls below the threshold. The hysteresis feature ensures stable operation by preventing false triggering caused by voltage fluctuations near the threshold level.

Detailed Application Field Plans

The APX803L-49SA-7 finds application in various electronic systems, including but not limited to: - Microcontrollers and microprocessors - Power management circuits - Battery-powered devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. APX803L-31SA-7: Reset threshold voltage of 3.1V.
2. APX803L-27SA-7: Reset threshold voltage of 2.7V.
3. APX803L-18SA-7: Reset threshold voltage of 1.8V.
4. APX803L-15SA-7: Reset threshold voltage of 1.5V.

These alternative models provide different reset threshold voltage options to suit specific application requirements.

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