MAX801MCSA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Reset Output
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: MAX801MCSA+T is a voltage supervisor IC designed to monitor the power supply voltage of electronic systems and provide a reset signal when the voltage falls below a predetermined threshold.
• Packaging/Quantity: The MAX801MCSA+T is available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Options: 4.63V, 4.38V, 4.00V, 3.08V, or Adjustable
• Reset Timeout Period: 140ms (min)
• Quiescent Current: 1µA (typ)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX801MCSA+T has the following pin configuration:

```

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| | --| RESET |-- --| GND |-- --| MR |-- --| VCC |-- --| RESET_OUT |-- --| TH |-- --| TRIP |-- |___________| ```

Functional Features

• Monitors the power supply voltage and generates a reset signal when it drops below the specified threshold.
• Provides an adjustable reset threshold option for flexibility.
• Offers a reset timeout period to ensure proper system recovery.
• Low quiescent current consumption for power efficiency.
• Wide operating temperature range for various environments.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring for reliable system operation. - Adjustable reset threshold allows customization. - Low power consumption for energy efficiency. - Compact and easy-to-use package.

Disadvantages: - Limited number of reset threshold options. - Not suitable for high-voltage applications.

Working Principles

The MAX801MCSA+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage drops below the preset threshold, the IC generates a reset signal on the RESET_OUT pin. This signal can be used to initiate system recovery or perform other necessary actions. The reset timeout period ensures that the system remains in a reset state for a specific duration to allow proper stabilization before resuming normal operation.

Detailed Application Field Plans

The MAX801MCSA+T is commonly used in various electronic systems where voltage monitoring and reset functionality are critical. Some application fields include:

1. Microcontrollers and Microprocessors: 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 equipment.
3. Automotive Electronics: Monitors battery voltage and triggers system reset if it falls below a certain level, preventing potential malfunctions.
4. Power Management Systems: Assists in managing power supply sequencing and protection circuits.
5. Communication Equipment: Guarantees stable operation by resetting the system in case of power supply disturbances.

Detailed and Complete Alternative Models

1. MAX803MCSA+T: Similar to MAX801MCSA+T but with different reset threshold options.
2. MAX809MCSA+T: Voltage supervisor IC with a push-pull output and adjustable reset threshold.
3. MAX811MCSA+T: Integrated circuit with manual reset input and adjustable reset threshold.

These alternative models offer similar functionality and can be considered as substitutes based on specific requirements.

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