APX803L20-29W5-7

Product Overview

Category

APX803L20-29W5-7 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
• Wide operating voltage range
• High accuracy
• Small package size
• Built-in hysteresis function

Package

The APX803L20-29W5-7 is available in a small SOT-23-5 package.

Essence

The essence of APX803L20-29W5-7 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 APX803L20-29W5-7 voltage detectors.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage: 2.9V ± 1.0%
• Accuracy: ±1.0%
• Quiescent Current: 0.1µA (typical)
• Output Type: Active-Low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L20-29W5-7 has five pins arranged as follows:

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Pin 1: GND (Ground) Pin 2: VDD (Supply Voltage) Pin 3: RESET (Active-Low Reset Output) Pin 4: MR (Manual Reset Input) Pin 5: NC (No Connection)

Functional Features

• Accurate voltage monitoring
• Active-low reset output
• Manual reset capability
• Low quiescent current
• Wide operating voltage range

Advantages and Disadvantages

Advantages

• Low power consumption
• High accuracy
• Small package size
• Built-in hysteresis function for noise immunity

Disadvantages

• Limited number of alternative models available
• May require additional external components for specific applications

Working Principles

The APX803L20-29W5-7 operates by comparing the input voltage with a fixed 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 APX803L20-29W5-7 finds application in various electronic systems where accurate voltage monitoring is crucial. Some common application fields include:

1. Battery-powered devices: Ensuring proper battery voltage levels to prevent damage or unexpected shutdowns.
2. Power supply units: Monitoring voltage stability and providing reset signals during power fluctuations.
3. Industrial control systems: Detecting voltage variations to trigger appropriate actions or alarms.
4. Automotive electronics: Monitoring voltage levels in vehicle systems to ensure reliable operation.

Detailed and Complete Alternative Models

While the APX803L20-29W5-7 is a popular choice, there are several alternative models available from different manufacturers. Some notable alternatives include:

1. MAX803L: Similar specifications and package size.
2. MCP100: Offers additional features like adjustable threshold voltage.
3. TLV803: Provides higher accuracy and wider operating temperature range.

These alternative models can be considered based on specific requirements and compatibility with the target application.

In conclusion, the APX803L20-29W5-7 voltage detector offers accurate voltage monitoring, low power consumption, and a small package size. It finds application in various electronic systems, ensuring stable operation and protection against voltage fluctuations. While it has some limitations, alternative models provide additional features and options for different application scenarios.