APX803L20-16SA-7

Product Overview

Category

APX803L20-16SA-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 circuitry

Package

The APX803L20-16SA-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 APX803L20-16SA-7 is typically packaged in reels, with 3000 units per reel.

Specifications

• Operating Voltage Range: 1.6V to 6.0V
• Threshold Voltage: 2.0V ± 1.5%
• Accuracy: ±1.5%
• Quiescent Current: 0.1μA (typical)
• Output Type: Active low
• Delay Time: 200ms (typical)

Detailed Pin Configuration

The APX803L20-16SA-7 has three pins:

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

Functional Features

• Accurate voltage monitoring: The APX803L20-16SA-7 provides precise detection of voltage levels.
• Low power consumption: It consumes minimal power, making it suitable for battery-powered applications.
• Built-in delay circuitry: The integrated delay circuit ensures stable operation during power-up or voltage fluctuations.
• Active low output: The RESET pin goes low when the voltage drops below the threshold, indicating a voltage fault.

Advantages and Disadvantages

Advantages

• High accuracy in voltage detection.
• Low power consumption extends battery life.
• Small package size allows for space-saving designs.
• Built-in delay circuitry ensures stable operation.

Disadvantages

• Limited operating voltage range (1.6V to 6.0V).
• Active low output may require additional circuitry for certain applications.

Working Principles

The APX803L20-16SA-7 operates based on a voltage comparator principle. It compares the input voltage with the internally set threshold voltage. When the input voltage falls below the threshold, the RESET pin goes low, indicating a voltage fault.

Detailed Application Field Plans

The APX803L20-16SA-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: The voltage detector ensures stable operation and protects against undervoltage conditions.
3. Industrial control systems: It can be employed to monitor critical voltage levels in industrial equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the APX803L20-16SA-7 include:

1. MAX803L: Manufactured by Maxim Integrated, it offers comparable specifications and features.
2. MCP120: Produced by Microchip Technology, it provides voltage monitoring capabilities with different threshold options.
3. S-808: A series of voltage detectors from Seiko Instruments, offering a wide range of threshold voltages.

In conclusion, the APX803L20-16SA-7 is a voltage detector with high accuracy, low power consumption, and a small package size. It is widely used in battery-powered devices, power supply units, and industrial control systems. While it has some limitations, such as a limited operating voltage range, it offers reliable voltage monitoring and protection. Alternative models like MAX803L, MCP120, and S-808 provide similar functionality for different application requirements.