ADM809MART-REEL

Product Overview

Category

ADM809MART-REEL belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage monitoring and reset functionality
• Low power consumption
• Wide operating voltage range
• Small package size
• High accuracy

Package

ADM809MART-REEL is available in a small surface-mount SOT-23 package.

Essence

The essence of ADM809MART-REEL lies in its ability to monitor and control the voltage levels in electronic devices, ensuring proper functioning and preventing damage due to voltage fluctuations.

Packaging/Quantity

ADM809MART-REEL is typically packaged in reels containing a specific quantity of ICs, usually 3000 pieces per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 4.38V, 4.63V, 4.75V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ADM809MART-REEL has three pins:

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

Functional Features

• Voltage Monitoring: ADM809MART-REEL continuously monitors the supply voltage and generates a reset signal when it falls below the specified threshold.
• Reset Generation: When the supply voltage drops below the threshold, the RESET pin goes low, indicating a reset condition.
• Reset Timeout: The reset signal remains active for a specific timeout period, ensuring that the device is reset properly.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality.
• Low power consumption.
• Wide operating voltage range allows compatibility with various devices.
• Small package size enables space-saving designs.
• High accuracy ensures precise voltage monitoring.

Disadvantages

• Limited reset threshold and timeout options may not suit all applications.
• Sensitive to voltage fluctuations during power-up.

Working Principles

ADM809MART-REEL operates based on a voltage comparator circuit. It compares the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the comparator triggers the reset signal, indicating a reset condition. The reset signal remains active for the specified timeout period, allowing the device to reset properly.

Detailed Application Field Plans

ADM809MART-REEL finds applications in various electronic devices where voltage monitoring and reset functions are critical. Some of the common application fields include:

1. Microcontrollers: Ensuring proper reset and initialization of microcontrollers upon power-up or voltage fluctuations.
2. Embedded Systems: Monitoring power supply voltage in embedded systems to prevent data corruption and ensure reliable operation.
3. Industrial Control Systems: Providing voltage monitoring and reset functionality in industrial control systems to maintain system integrity.
4. Automotive Electronics: Safeguarding automotive electronics by monitoring voltage levels and initiating resets when necessary.
5. Power Management: Assisting in power management circuits by monitoring supply voltage and controlling power-related functions.

Detailed and Complete Alternative Models

Some alternative models similar to ADM809MART-REEL include:

1. MAX809: Manufactured by Maxim Integrated, offering similar voltage monitoring and reset features.
2. MCP100: Produced by Microchip Technology, providing voltage monitoring and reset capabilities.
3. TPS3808: Texas Instruments' product with voltage monitoring and reset functionality.

These alternative models offer comparable features and can be considered as alternatives to ADM809MART-REEL based on specific application requirements.

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