APX803-46SRG-7

Product Overview

Category

APX803-46SRG-7 belongs to the category of electronic components.

Use

This product is commonly used in electronic circuits for voltage monitoring and reset functions.

Characteristics

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

Package

APX803-46SRG-7 is available in a small SOT-23-3 package.

Essence

The essence of APX803-46SRG-7 lies in its ability to monitor and control voltage levels in electronic systems, ensuring proper functioning and preventing damage.

Packaging/Quantity

This product is typically sold in reels containing a specific quantity, such as 3000 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage: 4.6V
• Accuracy: ±1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

APX803-46SRG-7 has three pins:

1. VDD: Power supply input pin
2. GND: Ground reference pin
3. RESET: Output pin for reset signal

Functional Features

• Voltage Monitoring: APX803-46SRG-7 continuously monitors the supply voltage and generates a reset signal when it falls below the specified threshold.
• Reset Signal Generation: When the supply voltage drops below the threshold, the RESET pin goes low, indicating the need for a system reset.
• Hysteresis: The device incorporates hysteresis to prevent false triggering due to voltage fluctuations near the threshold level.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range allows compatibility with various systems.
• High accuracy ensures reliable voltage monitoring.
• Small package size enables space-saving designs.

Disadvantages

• Limited reset threshold options may not cater to all voltage requirements.
• Lack of additional features, such as adjustable threshold levels or programmability.

Working Principles

APX803-46SRG-7 operates based on a voltage comparator circuit. It compares the supply voltage with the preset threshold level. When the voltage drops below the threshold, the internal circuitry generates a reset signal, indicating the need for system reset.

Detailed Application Field Plans

APX803-46SRG-7 finds applications in various electronic systems where voltage monitoring and reset functions are critical. Some common application fields include:

1. Microcontrollers: Ensuring proper operation by resetting the system when the supply voltage falls below a safe level.
2. Power Management Systems: Protecting sensitive components from damage due to undervoltage conditions.
3. Industrial Control Systems: Preventing malfunctioning or data corruption by initiating a reset during voltage fluctuations.

Detailed and Complete Alternative Models

1. APX803-46SRG-7A: Similar to APX803-46SRG-7 but with a different reset threshold voltage.
2. APX803-46SRG-7B: Another variant with a higher accuracy level.
3. APX803-46SRG-7C: Offers adjustable reset threshold voltage for greater flexibility.

These alternative models provide options to cater to specific voltage requirements and application scenarios.

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