ADM812LARTZ-REEL

Product Overview

Category

ADM812LARTZ-REEL belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage monitoring: ADM812LARTZ-REEL monitors the supply voltage and provides a reset signal when it falls below a specified threshold.
• Reset function: It ensures that the microcontroller or other critical components are properly reset during power-up or voltage fluctuations.
• Low power consumption: The device operates with low quiescent current, making it suitable for battery-powered applications.
• Wide operating voltage range: ADM812LARTZ-REEL can operate within a wide voltage range, typically from 1.6V to 5.5V.
• Adjustable reset threshold: The reset threshold voltage can be set using external resistors, allowing flexibility in different applications.

Package

ADM812LARTZ-REEL is available in a small form factor package, such as a 4-pin SOT-143 package.

Essence

The essence of ADM812LARTZ-REEL lies in its ability to monitor the supply voltage and provide a reliable reset signal, ensuring proper functioning of electronic devices.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: Adjustable (via external resistors)
• Quiescent Current: Low power consumption
• Operating Temperature Range: -40°C to +85°C
• Package Type: 4-pin SOT-143

Detailed Pin Configuration

ADM812LARTZ-REEL has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. MR: Manual reset input (active-low)
4. RESET: Reset output

Functional Features

• Voltage monitoring: ADM812LARTZ-REEL continuously monitors the supply voltage.
• Reset signal generation: When the supply voltage falls below the set threshold, the device generates a reset signal.
• Manual reset: The manual reset input allows for an external reset signal to override the internal monitoring.
• Power-on reset delay: ADM812LARTZ-REEL provides a power-on reset delay to ensure stable operation during power-up.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality.
• Low power consumption, suitable for battery-powered applications.
• Adjustable reset threshold for flexibility in different scenarios.
• Small form factor package for space-constrained designs.

Disadvantages

• Limited to voltage monitoring and reset functions, not suitable for other complex tasks.
• Requires external resistors for setting the reset threshold voltage.

Working Principles

ADM812LARTZ-REEL operates by comparing the supply voltage with the internally set threshold voltage. When the supply voltage drops below the threshold, the device triggers a reset signal. This ensures that the connected microcontroller or critical components are properly reset, preventing erratic behavior due to low voltage conditions.

Detailed Application Field Plans

ADM812LARTZ-REEL finds applications in various electronic devices where voltage monitoring and reliable reset functionality are crucial. Some common application fields include:

1. Microcontrollers: Ensuring proper reset during power-up and voltage fluctuations.
2. Embedded Systems: Providing voltage monitoring and reset functionality for stable operation.
3. Industrial Control Systems: Preventing malfunctions due to voltage drops or power interruptions.
4. Automotive Electronics: Ensuring reliable reset for critical systems in vehicles.
5. Battery-Powered Devices: Monitoring voltage levels to optimize battery usage and prevent unexpected shutdowns.

Detailed and Complete Alternative Models

1. ADM811: Similar voltage monitoring and reset IC with adjustable threshold voltage.
2. MAX809: Voltage monitor and reset IC with fixed threshold voltage options.
3. TPS3808: Supervisor and reset IC with programmable delay and threshold voltage settings.
4. MCP101: Low-power voltage monitor and reset IC with adjustable threshold voltage.

These alternative models offer similar functionality to ADM812LARTZ-REEL and can be considered based on specific application requirements.

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