MAX6836FXSD0+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy voltage monitoring
• Package: 6-pin SOT23 package
• Essence: Provides power supply monitoring and reset generation for microcontrollers and other digital systems
• Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.08V, 3.3V, 4.38V, 4.63V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6836FXSD0+T has the following pin configuration:

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. NC: No connection

Functional Features

• Monitors the supply voltage and generates a reset signal when the voltage falls below the threshold level.
• Provides manual reset capability through the MR pin.
• Offers adjustable reset timeout period to accommodate different system requirements.
• Low quiescent current consumption, making it suitable for battery-powered applications.
• High accuracy voltage monitoring ensures reliable system operation.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Adjustable reset timeout period provides flexibility in system design. - Low-power consumption extends battery life in portable devices. - Small package size enables space-saving PCB layout. - Accurate voltage monitoring enhances system reliability.

Disadvantages: - Limited number of threshold voltage options may not meet all application requirements. - Lack of additional features such as power-on reset delay or watchdog timer.

Working Principles

The MAX6836FXSD0+T operates by continuously monitoring the supply voltage using an internal voltage reference and comparator. When the voltage falls below the selected threshold level, the reset output is activated, indicating a power failure to the microcontroller or digital system. The reset signal remains active until the supply voltage rises above the threshold level and the reset timeout period elapses.

Detailed Application Field Plans

The MAX6836FXSD0+T finds applications in various fields, including:

1. Embedded Systems: Provides reliable power supply monitoring for microcontrollers, ensuring proper system initialization and preventing data corruption during power fluctuations.
2. Industrial Automation: Monitors voltage levels in industrial control systems, enabling safe shutdown or recovery procedures in case of power supply issues.
3. Automotive Electronics: Ensures stable operation of automotive electronic modules by detecting voltage drops and initiating appropriate actions, such as resetting or alerting the driver.
4. Consumer Electronics: Protects sensitive digital devices from voltage variations, preventing potential damage and ensuring uninterrupted operation.

Detailed and Complete Alternative Models

1. MAX6835FXSD0+T: Similar voltage supervisor IC with adjustable reset timeout period and different threshold voltage options.
2. MAX6837FXSD0+T: Voltage supervisor IC with additional power-on reset delay feature and wider supply voltage range.
3. MAX6838FXSD0+T: Enhanced version with integrated watchdog timer for system monitoring and reset generation.

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

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