APX803L20-41SA-7

Product Overview

Category

APX803L20-41SA-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 hysteresis function

Package

The APX803L20-41SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of APX803L20-41SA-7 lies in its ability to accurately monitor voltage levels and provide reliable detection in various electronic applications.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of APX803L20-41SA-7 units.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage: 2.0V
• Accuracy: ±1.0%
• Quiescent Current: 0.1μA (typical)
• Output Type: Active-Low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L20-41SA-7 has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Active-low reset output pin.

Functional Features

• Accurate voltage monitoring: The APX803L20-41SA-7 provides precise voltage level detection within the specified threshold range.
• Low power consumption: With a quiescent current of only 0.1μA, it minimizes power consumption in battery-powered applications.
• Hysteresis function: The built-in hysteresis feature ensures stable and reliable voltage monitoring by preventing false triggering due to noise or voltage fluctuations.

Advantages and Disadvantages

Advantages

• High accuracy ensures reliable voltage detection.
• Wide operating voltage range allows for versatile applications.
• Low power consumption prolongs battery life.
• Small package size enables space-saving designs.
• Hysteresis function enhances stability and prevents false triggering.

Disadvantages

• Limited threshold voltage options may not suit all voltage monitoring requirements.
• Lack of adjustable threshold limits customization possibilities.

Working Principles

The APX803L20-41SA-7 operates based on a voltage comparator circuit. It compares the input voltage with the internally set threshold voltage. When the input voltage falls below the threshold, the reset output becomes active-low, indicating a voltage drop or power failure.

Detailed Application Field Plans

The APX803L20-41SA-7 finds applications in various fields, including:

1. Battery-powered devices: It can be used to monitor battery voltage levels and trigger actions when the voltage drops below a certain threshold.
2. Power supply units: The voltage detector ensures stable operation by detecting abnormal voltage levels and initiating appropriate actions.
3. Industrial control systems: It provides voltage monitoring capabilities in control circuits, ensuring safe and reliable operation.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to APX803L20-41SA-7 include:

1. MAX803L: Manufactured by Maxim Integrated, it offers adjustable threshold voltage options.
2. MCP120: Produced by Microchip Technology, it features a wide operating temperature range and low quiescent current.
3. S-808xx: Offered by Seiko Instruments, it provides various threshold voltage options and different package sizes.

These alternative models cater to different application requirements and provide flexibility in voltage monitoring solutions.

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