APX803L-48SA-7

Product Overview

Category

APX803L-48SA-7 belongs to the category of voltage detectors.

Use

This product is primarily used for monitoring and detecting voltage levels in electronic circuits.

Characteristics

• Low power consumption
• High accuracy
• Wide operating voltage range
• Small package size
• Built-in delay time function

Package

The APX803L-48SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of this product lies in its ability to accurately monitor voltage levels and provide a reliable output signal.

Packaging/Quantity

The APX803L-48SA-7 is typically packaged in reels, with 3000 units per reel.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 4.63V, 4.75V, 4.88V
• Accuracy: ±1.5%
• Quiescent Current: 0.1μA (typical)
• Output Type: Active low
• Delay Time: 200ms (typical)

Detailed Pin Configuration

The APX803L-48SA-7 has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that goes low when the monitored voltage drops below the threshold.

Functional Features

• Accurate voltage monitoring: The APX803L-48SA-7 provides precise detection of voltage levels within the specified range.
• Low power consumption: With a quiescent current of only 0.1μA, this product minimizes power consumption in battery-powered applications.
• Built-in delay time: The integrated delay time function ensures stable output signals, preventing false triggering due to voltage fluctuations.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring.
• Low power consumption prolongs battery life.
• Small package size allows for space-saving designs.
• Wide operating voltage range provides versatility in various applications.

Disadvantages

• Limited threshold voltage options may not cover all specific requirements.
• Lack of adjustable delay time limits customization possibilities.

Working Principles

The APX803L-48SA-7 operates based on a voltage comparator circuit. It compares the input voltage with the internally set threshold voltage. When the input voltage drops below the threshold, the RESET pin goes low, indicating a voltage fault condition.

Detailed Application Field Plans

The APX803L-48SA-7 finds applications in various fields, including:

1. Battery-powered devices: Used to monitor battery voltage levels and provide low battery warnings.
2. Power supply units: Ensures stable operation by detecting abnormal voltage conditions.
3. Industrial control systems: Monitors voltage levels in critical circuits to prevent damage or malfunction.
4. Automotive electronics: Provides voltage monitoring for automotive systems, such as battery management and safety circuits.

Detailed and Complete Alternative Models

1. APX803L-30SA-7: Threshold voltage options: 2.63V, 2.93V, 3.08V, 3.15V.
2. APX803L-50SA-7: Threshold voltage options: 4.38V, 4.50V, 4.63V, 4.75V.

These alternative models offer similar functionality but with different threshold voltage options to cater to specific application requirements.

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