ADM6346-35ARTZ-R7

Product Overview

Category

ADM6346-35ARTZ-R7 belongs to the category of voltage monitoring and reset circuits.

Use

This product is primarily used for monitoring the voltage level in electronic systems and initiating a reset when the voltage falls below a certain threshold.

Characteristics

• Voltage monitoring range: 0.4V to 5.5V
• Reset timeout period: 140ms (typical)
• Low quiescent current: 8µA (typical)
• Small package size: SOT-23-3
• RoHS compliant

Package

ADM6346-35ARTZ-R7 is packaged in a small SOT-23-3 package, which is suitable for space-constrained applications.

Essence

The essence of ADM6346-35ARTZ-R7 lies in its ability to monitor voltage levels and provide a reliable reset signal to ensure proper functioning of electronic systems.

Packaging/Quantity

This product is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply voltage range: 1.2V to 5.5V
• Reset threshold voltage: 3.5V (typical)
• Operating temperature range: -40°C to +85°C
• Power-on reset delay time: 20ms (typical)

Detailed Pin Configuration

ADM6346-35ARTZ-R7 has three pins:

1. VDD: This pin is connected to the supply voltage.
2. GND: This pin is connected to the ground.
3. RESET: This pin outputs the reset signal.

Functional Features

• Monitors the supply voltage continuously.
• Generates a reset signal when the voltage falls below the specified threshold.
• Provides a stable reset output during power-up and power-down sequences.
• Low quiescent current consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Wide voltage monitoring range allows compatibility with various systems.
• Small package size enables usage in space-constrained designs.
• Low quiescent current minimizes power consumption.
• Reliable reset signal ensures proper system operation.

Disadvantages

• Reset timeout period may not be adjustable, limiting flexibility in certain applications.
• Limited availability of alternative models from other manufacturers.

Working Principles

ADM6346-35ARTZ-R7 operates by continuously monitoring the supply voltage. When the voltage falls below the specified threshold, the reset output is activated, initiating a system reset. The reset signal remains active until the voltage rises above the threshold again.

Detailed Application Field Plans

ADM6346-35ARTZ-R7 finds applications in various electronic systems where voltage monitoring and reliable reset functionality are crucial. Some potential application fields include:

1. Microcontrollers: Ensuring proper system initialization and preventing erratic behavior during power fluctuations.
2. Industrial Control Systems: Providing stable reset signals to maintain system integrity and prevent data corruption.
3. Automotive Electronics: Monitoring voltage levels in critical components to prevent malfunctions and ensure safety.
4. Battery-Powered Devices: Protecting battery life by initiating a reset when the voltage drops below a certain level.

Detailed and Complete Alternative Models

While ADM6346-35ARTZ-R7 is a reliable voltage monitoring and reset circuit, there are alternative models available from other manufacturers that offer similar functionality. Some notable alternatives include:

1. MAX809: Manufactured by Maxim Integrated, this voltage monitor and reset circuit offers adjustable reset timeout periods.
2. MCP101: Produced by Microchip Technology, this device provides additional features such as manual reset input and watchdog timer functionality.
3. TPS3808: Texas Instruments offers this voltage supervisor IC with adjustable reset thresholds and a wide supply voltage range.

These alternative models provide designers with options to choose the most suitable voltage monitoring and reset circuit for their specific application requirements.

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