APX803L20-31SA-7

Product Overview

Category

APX803L20-31SA-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
• Easy integration into circuit designs

Package

The APX803L20-31SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of APX803L20-31SA-7 lies in its ability to accurately detect and monitor voltage levels, ensuring the proper functioning of electronic circuits.

Packaging/Quantity

The product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage: 2.93V ± 1.5%
• Quiescent Current: 1μA (typical)
• Output Type: Active-Low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L20-31SA-7 has three pins:

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

Functional Features

• Accurate voltage detection
• Low power consumption
• Reset output signal when voltage falls below the threshold
• Built-in hysteresis for noise immunity
• Power-on reset delay time of 200ms (typical)

Advantages and Disadvantages

Advantages

• High accuracy in voltage detection
• Low power consumption prolongs battery life
• Small package size allows for space-saving designs
• Wide operating voltage range for versatile applications

Disadvantages

• Lack of adjustable threshold voltage
• Limited output options (only active-low)

Working Principles

The APX803L20-31SA-7 operates by comparing the input voltage with a fixed threshold voltage. When the input voltage falls below the threshold, the reset output is activated, indicating a low voltage condition.

Detailed Application Field Plans

The APX803L20-31SA-7 finds applications in various fields, including:

1. Battery-powered devices: Ensures proper functioning and prevents damage due to low voltage.
2. Power supply monitoring: Detects voltage drops and triggers appropriate actions.
3. Industrial control systems: Monitors voltage levels in critical circuits to ensure stability and safety.
4. Automotive electronics: Protects sensitive components from voltage fluctuations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to APX803L20-31SA-7 include:

1. MAX803L: Manufactured by Maxim Integrated, it offers adjustable threshold voltage.
2. MCP100: Produced by Microchip Technology, it provides additional output options.
3. XC6206: A voltage detector from Torex Semiconductor, known for its low quiescent current.

These alternative models can be considered based on specific requirements and design constraints.

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