APX803L20-37SA-7

Product Overview

Category

APX803L20-37SA-7 belongs to the category of voltage detectors.

Use

It 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 APX803L20-37SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of APX803L20-37SA-7 lies in its ability to accurately monitor voltage levels and provide a reliable output signal.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of APX803L20-37SA-7 units.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage: 2.0V
• Accuracy: ±1.0%
• Quiescent Current: 1.0μA (typical)
• Output Type: Active-Low
• Delay Time: 200ms (typical)

Detailed Pin Configuration

The APX803L20-37SA-7 has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides an active-low signal when the voltage falls below the threshold level.

Functional Features

• Accurate voltage monitoring: The APX803L20-37SA-7 ensures precise detection of voltage levels.
• Low power consumption: It consumes minimal power, making it suitable for battery-powered applications.
• Built-in delay time: The integrated delay time function prevents false triggering due to voltage fluctuations or noise.
• Wide operating voltage range: It can operate within a wide range of input voltages, making it versatile for various applications.

Advantages and Disadvantages

Advantages

• High accuracy ensures reliable voltage monitoring.
• Low power consumption prolongs battery life.
• Small package size allows for space-saving designs.
• Built-in delay time function prevents false triggering.

Disadvantages

• Limited threshold voltage options.
• Lack of adjustable delay time.

Working Principles

The APX803L20-37SA-7 operates by comparing the input voltage with the preset threshold voltage. When the input voltage falls below the threshold level, the RESET pin outputs an active-low signal. This signal can be used to trigger appropriate actions in the connected circuitry.

Detailed Application Field Plans

The APX803L20-37SA-7 finds applications in various fields, including:

1. Battery-powered devices: It can be used to monitor battery voltage levels and provide low-battery warnings.
2. Power supply units: It ensures stable voltage regulation and protects against undervoltage conditions.
3. Industrial control systems: The voltage detector helps in monitoring critical voltage levels in industrial equipment.

Detailed and Complete Alternative Models

1. APX803L20-31SA-7: Similar to APX803L20-37SA-7 but with a different threshold voltage.
2. APX803L20-43SA-7: Similar to APX803L20-37SA-7 but with a different threshold voltage and delay time.
3. APX803L20-50SA-7: Similar to APX803L20-37SA-7 but with a different threshold voltage and operating voltage range.

These alternative models offer flexibility in choosing the desired threshold voltage and other specifications based on specific application requirements.

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