APX803L-42SA-7

Product Overview

Category

APX803L-42SA-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 APX803L-42SA-7 comes in a small SOT-23-3 package.

Essence

The essence of APX803L-42SA-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, with each reel containing a specific quantity of APX803L-42SA-7 units.

Specifications

• Operating Voltage Range: 1.0V to 6.0V
• Detection Voltage: 4.2V ± 1.5%
• Quiescent Current: 1.0μA (typical)
• Output Type: Active low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L-42SA-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 detection voltage threshold is reached.

Functional Features

• Accurate voltage detection: The APX803L-42SA-7 can detect voltage levels with high precision.
• Low power consumption: It consumes minimal power during operation, making it suitable for battery-powered applications.
• Hysteresis function: The built-in hysteresis ensures stable output even in noisy environments.
• 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 detection.
• Low power consumption prolongs battery life.
• Small package size allows for space-saving designs.
• Wide operating voltage range provides flexibility in different applications.

Disadvantages

• Limited to a specific detection voltage of 4.2V ± 1.5%.
• Active low output may require additional circuitry for certain applications.

Working Principles

The APX803L-42SA-7 operates by comparing the input voltage with a fixed detection voltage threshold. When the input voltage reaches or falls below the detection voltage, the RESET pin outputs an active low signal. This signal can be used to trigger various actions in the circuit, such as resetting microcontrollers or activating alarms.

Detailed Application Field Plans

The APX803L-42SA-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 management systems: It ensures stable operation by detecting abnormal voltage levels and triggering appropriate actions.
3. Industrial automation: The voltage detector can be employed in control circuits to monitor power supply integrity and prevent damage to sensitive equipment.

Detailed and Complete Alternative Models

1. APX803L-30SA-7: Detection voltage of 3.0V ± 1.5%
2. APX803L-50SA-7: Detection voltage of 5.0V ± 1.5%
3. APX803L-33SA-7: Detection voltage of 3.3V ± 1.5%

These alternative models offer different detection voltage thresholds to cater to specific application requirements.

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