APX809-40SAG-7

Product Overview

Category

APX809-40SAG-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
• RoHS compliant

Package

The APX809-40SAG-7 comes in a small SOT-23-3 package.

Essence

The essence of APX809-40SAG-7 lies in its ability to accurately detect voltage levels and provide reliable monitoring in various electronic applications.

Packaging/Quantity

The product is typically packaged in reels, with 3000 units per reel.

Specifications

• Operating Voltage Range: 2.5V to 6.0V
• Threshold Voltage: 4.0V ± 1.0%
• Quiescent Current: 1.0μA (typical)
• Output Type: Active Low
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX809-40SAG-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 outputs a low signal when the monitored voltage drops below the threshold level.

Functional Features

• Accurate voltage detection
• Low power consumption
• Active low output for easy integration with other circuitry
• Wide operating voltage range for versatility
• Built-in hysteresis for noise immunity

Advantages

• Reliable voltage monitoring
• Compact package size allows for space-saving designs
• Low quiescent current minimizes power consumption
• Wide operating voltage range makes it suitable for various applications
• RoHS compliance ensures environmental friendliness

Disadvantages

• Fixed threshold voltage may not be suitable for all applications requiring different voltage levels.
• Limited pin configuration options may restrict certain circuit designs.

Working Principles

The APX809-40SAG-7 operates by comparing the input voltage with a fixed threshold voltage. When the input voltage drops below the threshold, the RESET pin outputs a low signal, indicating a voltage fault condition.

Detailed Application Field Plans

The APX809-40SAG-7 finds applications in various fields, including:

1. Battery-powered devices: It can be used to monitor battery voltage and trigger actions when the voltage reaches critical levels.
2. Power supply circuits: It ensures stable operation by detecting voltage fluctuations and initiating appropriate actions.
3. Industrial control systems: The voltage detector helps in monitoring power supply integrity and preventing damage to sensitive equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to APX809-40SAG-7 include:

1. APX809-30SAG-7: Similar specifications but with a lower threshold voltage of 3.0V.
2. APX809-50SAG-7: Similar specifications but with a higher threshold voltage of 5.0V.
3. APX809-25SAG-7: Similar specifications but with a lower threshold voltage of 2.5V.

These alternative models provide flexibility in choosing the appropriate threshold voltage for specific application requirements.

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