APX803L20-33SA-7

Product Overview

Category

APX803L20-33SA-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 APX803L20-33SA-7 comes in a small surface-mount SOT-23-3 package.

Essence

The essence of APX803L20-33SA-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: 2.93V ± 1.5%
• Output Type: Active-Low
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L20-33SA-7 has three pins:

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

Functional Features

• Accurate voltage monitoring: The APX803L20-33SA-7 provides precise detection of voltage levels within the specified range.
• Active-low reset output: The device generates an active-low reset signal when the monitored voltage falls below the threshold level.
• Hysteresis function: The built-in hysteresis ensures stable operation by preventing oscillation near the threshold voltage.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range allows for versatile use in various electronic circuits.
• Small package size enables space-saving designs.
• Accurate voltage monitoring ensures reliable system operation.

Disadvantages

• Limited threshold voltage options may not cater to all voltage level requirements.
• Lack of adjustable threshold voltage limits customization possibilities.

Working Principles

The APX803L20-33SA-7 operates by comparing the input voltage with the internally set 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 APX803L20-33SA-7 finds applications in various fields, including:

1. Battery-powered devices: It can be used to monitor battery voltage and trigger actions when the battery level is low.
2. Power supply monitoring: The device ensures stable operation by detecting voltage fluctuations in power supply circuits.
3. Industrial automation: It can be employed in control systems to detect power failures and initiate appropriate actions.

Detailed and Complete Alternative Models

1. APX803L30-34SA-7: Similar to APX803L20-33SA-7 but with a higher threshold voltage of 3.4V.
2. APX803L10-32SA-7: Similar to APX803L20-33SA-7 but with a lower threshold voltage of 3.2V.
3. APX803M20-33SA-7: A micro-power version with similar characteristics but lower quiescent current.

These alternative models provide flexibility in choosing the desired threshold voltage and power consumption levels.

Word count: 548 words