APX803L-17SA-7

Product Overview

Category

APX803L-17SA-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-17SA-7 comes in a small SOT-23-3 package.

Essence

The essence of APX803L-17SA-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 APX803L-17SA-7 units.

Specifications

• Operating Voltage Range: 1.6V to 6.0V
• Detection Voltage: 1.7V
• Accuracy: ±1.5%
• Quiescent Current: 1.0μA (typical)
• Output Type: Active low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L-17SA-7 has three pins:

1. VDD: This pin is connected to the positive supply voltage.
2. GND: This pin is connected to the ground or negative supply voltage.
3. RESET: This pin provides the output signal indicating the voltage level.

Functional Features

• Voltage Monitoring: The APX803L-17SA-7 continuously monitors the input voltage and provides an output signal when it falls below the detection voltage.
• Hysteresis Function: The built-in hysteresis function ensures stable operation by preventing oscillations near the detection threshold.
• Low Power Consumption: With a quiescent current of only 1.0μA, the APX803L-17SA-7 minimizes power consumption in battery-powered applications.

Advantages and Disadvantages

Advantages

• High accuracy voltage detection
• Wide operating voltage range
• Low power consumption
• Small package size for space-constrained designs
• Built-in hysteresis function for stable operation

Disadvantages

• Limited number of pins for additional functionality
• Requires an external microcontroller or circuitry for further processing of the output signal

Working Principles

The APX803L-17SA-7 operates based on a voltage comparator principle. It compares the input voltage with the detection voltage and generates an output signal accordingly. The built-in hysteresis function ensures that the output remains stable even in the presence of noise or fluctuations near the detection threshold.

Detailed Application Field Plans

The APX803L-17SA-7 finds applications in various fields, including:

1. Battery-Powered Devices: It can be used to monitor battery voltage levels and trigger actions when the voltage drops below a certain threshold.
2. Power Supply Units: It can be employed to detect abnormal voltage levels in power supply units and initiate protective measures.
3. Industrial Control Systems: It can be utilized in industrial control systems to monitor voltage levels and ensure proper functioning of equipment.

Detailed and Complete Alternative Models

Some alternative models similar to APX803L-17SA-7 include:

1. APX803L-29SA-7: Similar to APX803L-17SA-7 but with a higher detection voltage of 2.9V.
2. APX803L-33SA-7: Similar to APX803L-17SA-7 but with a higher detection voltage of 3.3V.
3. APX803L-50SA-7: Similar to APX803L-17SA-7 but with a higher detection voltage of 5.0V.

These alternative models provide flexibility in choosing the appropriate detection voltage for specific applications.

In conclusion, the APX803L-17SA-7 is a voltage detector that offers high accuracy, low power consumption, and a wide operating voltage range. Its small package size and built-in hysteresis function make it suitable for various electronic applications. However, it has limited pins and requires external circuitry for further processing. The product finds application in battery-powered devices, power supply units, and industrial control systems. Alternative models with different detection voltages are available to cater to specific requirements.