APX803L20-44SA-7

Product Overview

Category

APX803L20-44SA-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 APX803L20-44SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of APX803L20-44SA-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 or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Threshold Voltage: 2.0V ± 1.5%
• Accuracy: ±1.5%
• Quiescent Current: 0.1μA (typical)
• Output Type: Active low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L20-44SA-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 drops below the threshold level.

Functional Features

• Accurate voltage monitoring: The APX803L20-44SA-7 ensures precise detection of voltage levels.
• Low power consumption: It consumes minimal power during operation, making it suitable for battery-powered applications.
• Hysteresis function: The built-in hysteresis feature prevents oscillation and provides stable output signals.
• Wide operating voltage range: It can operate within a wide voltage range, making it versatile for various applications.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Low power consumption
• Small package size
• Wide operating voltage range

Disadvantages

• Limited output options (only active low)
• Not suitable for high-voltage applications

Working Principles

The APX803L20-44SA-7 operates by comparing the input voltage with the threshold voltage. When the input voltage drops below the threshold level, the RESET pin outputs an active low signal. This signal can be used to trigger other circuitry or initiate a system reset.

Detailed Application Field Plans

The APX803L20-44SA-7 finds applications in various fields, including:

1. Battery-powered devices: It is commonly used in portable electronic devices to monitor battery voltage levels and trigger low battery warnings.
2. Power management systems: The voltage detector ensures stable operation of power management circuits by providing accurate voltage monitoring.
3. Industrial automation: It can be utilized in industrial control systems to detect voltage fluctuations and trigger appropriate actions.

Detailed and Complete Alternative Models

1. APX803L30-44SA-7: Similar to APX803L20-44SA-7 but with a higher threshold voltage of 3.0V.
2. APX803L10-44SA-7: Similar to APX803L20-44SA-7 but with a lower threshold voltage of 1.0V.
3. APX803M20-44SA-7: A micro-power voltage detector with similar characteristics but optimized for ultra-low power applications.

These alternative models provide flexibility in choosing the appropriate voltage detector based on specific requirements.

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