ADM6320BX45ARJZ-R7

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-5
• Essence: Monitors the voltage level of a power supply and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 4.5V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADM6320BX45ARJZ-R7 IC has a total of 5 pins:

1. VCC: Connects to the positive supply voltage.
2. GND: Connects to the ground reference.
3. RESET: Output pin that provides a reset signal when the monitored voltage falls below the threshold.
4. MR: Master Reset input pin for external reset control.
5. GATE: Gate input pin for enabling or disabling the reset output.

Functional Features

• Monitors the voltage level of a power supply.
• Provides a reset signal when the voltage falls below the specified threshold.
• Precision monitoring ensures accurate detection of voltage variations.
• Low power consumption helps in energy-efficient applications.
• Reset timeout period prevents false resets during temporary voltage fluctuations.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Low quiescent current minimizes power consumption. - Small package size enables space-saving designs. - Precision monitoring ensures reliable operation.

Disadvantages: - Limited reset threshold voltage options may not suit all applications. - Reset timeout period may not be adjustable, limiting flexibility in certain scenarios.

Working Principles

The ADM6320BX45ARJZ-R7 operates by continuously monitoring the voltage level of the connected power supply. When the voltage falls below the specified threshold (4.5V), the IC asserts the reset output pin, indicating a power failure or an unstable voltage condition. The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The ADM6320BX45ARJZ-R7 is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some application fields include:

1. Microcontrollers: Ensures proper system initialization and prevents erratic behavior during power-up or voltage fluctuations.
2. Industrial Control Systems: Provides reliable reset signals to ensure safe operation and prevent damage to critical equipment.
3. Automotive Electronics: Monitors battery voltage and triggers resets to protect sensitive components from undervoltage conditions.
4. Power Management: Enables efficient power sequencing and control in multi-voltage systems.
5. Communication Systems: Ensures stable operation by resetting the system in case of power supply disturbances.

Detailed and Complete Alternative Models

1. ADM6320BX45ARJZ-R7: 4.5V reset threshold, SOT-23-5 package.
2. ADM6320BX46ARJZ-R7: 4.6V reset threshold, SOT-23-5 package.
3. ADM6320BX47ARJZ-R7: 4.7V reset threshold, SOT-23-5 package.
4. ADM6320BX48ARJZ-R7: 4.8V reset threshold, SOT-23-5 package.
5. ADM6320BX49ARJZ-R7: 4.9V reset threshold, SOT-23-5 package.

These alternative models offer different reset threshold voltage options while maintaining similar characteristics and package type.

(Note: The above information is for illustrative purposes only. Please refer to the manufacturer's datasheet for accurate and up-to-date details.)

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