MAX706CSA+TG002

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, precision voltage monitoring
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Monitors the power supply voltage and provides a reset signal to the microcontroller or other digital system when the voltage drops below a certain threshold.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Options: 4.63V, 4.38V, 4.00V, 3.08V, 2.93V, 2.63V, 2.32V, 2.06V
• Reset Timeout Period: 140ms (min)
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low Push-Pull
• Quiescent Current: 10µA (typical)

Detailed Pin Configuration

The MAX706CSA+TG002 has eight pins in a small outline integrated circuit (SOIC) package. The pin configuration is as follows:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage
5. TH: Threshold voltage selection input
6. RESET#: Complementary reset output
7. NC: No connection
8. CAP: Capacitor connection for reset timeout adjustment

Functional Features

• Monitors the power supply voltage and generates a reset signal when the voltage falls below the selected threshold.
• Provides a manual reset input for immediate system reset.
• Offers multiple threshold voltage options for flexibility in different applications.
• Includes a reset timeout period to ensure proper system initialization.
• Low quiescent current consumption for power efficiency.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring for reliable system operation. - Wide supply voltage range allows compatibility with various systems. - Small package size for space-constrained applications. - Low-power design for energy-efficient operation.

Disadvantages: - Limited threshold voltage options may not suit all voltage requirements. - Lack of adjustable reset timeout period may limit customization in certain applications.

Working Principles

The MAX706CSA+TG002 operates by continuously monitoring the power supply voltage. When the voltage drops below the selected threshold, it triggers the reset output to go low, indicating a system reset condition. The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses. The manual reset input allows for immediate system reset regardless of the monitored voltage level.

Detailed Application Field Plans

The MAX706CSA+TG002 is commonly used in various electronic systems where reliable voltage monitoring and system reset functionality are crucial. Some application fields include:

1. Microcontroller-based Systems: Ensures proper initialization and reliable operation of microcontroller-based systems, preventing data corruption or erratic behavior during power fluctuations.
2. Industrial Control Systems: Provides voltage supervision in industrial control systems, ensuring safe and stable operation of critical equipment.
3. Automotive Electronics: Monitors the power supply voltage in automotive electronics, enabling proper functioning of vehicle control units and safety systems.
4. Battery-Powered Devices: Protects battery-powered devices from undervoltage conditions, preventing damage to sensitive components and preserving battery life.

Detailed and Complete Alternative Models

1. MAX705CSA+TG002: Similar to MAX706CSA+TG002 but with different reset threshold options.
2. MAX707CSA+TG002: Voltage supervisor with adjustable reset timeout period.
3. MAX708CSA+TG002: Voltage supervisor with additional power-fail detection feature.
4. MAX809CSA+TG002: Microprocessor reset circuit with a fixed threshold voltage.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list of alternatives.)

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