Meixin Integrated
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MAX708TESA+TG035
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MAX708TESA+TG035

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor and Reset Circuit
  • Characteristics:
    • Monitors the power supply voltage of a microcontroller or other digital system
    • Generates a reset signal when the voltage drops below a specified threshold
    • Ensures proper operation and prevents data corruption during power fluctuations
  • Package: Surface Mount Technology (SMT)
  • Essence: Provides reliable voltage monitoring and reset functionality
  • Packaging/Quantity: Comes in tape and reel packaging, with 2500 units per reel

Specifications

  • Supply Voltage Range: 1.0V to 5.5V
  • Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V
  • Reset Timeout Period: Adjustable from 140ms to 1120ms
  • Operating Temperature Range: -40°C to +85°C
  • Output Type: Active-Low Push-Pull
  • Quiescent Current: 10µA (typical)

Detailed Pin Configuration

The MAX708TESA+TG035 IC has the following pin configuration:

  1. GND: Ground connection
  2. MR: Manual Reset input
  3. RESET: Active-Low Reset output
  4. VCC: Positive power supply input

Functional Features

  • Monitors the power supply voltage continuously
  • Generates a reset signal when the voltage falls below the set threshold
  • Provides a manual reset option through the MR pin
  • Adjustable reset timeout period allows customization for specific applications
  • Low quiescent current ensures minimal power consumption

Advantages

  • Reliable voltage monitoring and reset functionality
  • Wide supply voltage range enables compatibility with various systems
  • Adjustable reset timeout period offers flexibility in different scenarios
  • Small SMT package saves board space
  • Low quiescent current minimizes power consumption

Disadvantages

  • Limited threshold voltage options may not suit all applications
  • Lack of built-in hysteresis for voltage monitoring

Working Principles

The MAX708TESA+TG035 operates by continuously monitoring the power supply voltage. When the voltage drops below the set threshold, it triggers the RESET output to generate a reset signal. This ensures that the microcontroller or digital system starts in a known state and prevents data corruption during power fluctuations.

Detailed Application Field Plans

The MAX708TESA+TG035 is commonly used in various applications where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include:

  1. Microcontrollers and Digital Systems: Ensures proper operation and prevents data corruption during power supply variations.
  2. Industrial Control Systems: Provides reliable reset functionality for critical control systems.
  3. Automotive Electronics: Monitors voltage levels to ensure stable operation of automotive electronic components.
  4. Battery-Powered Devices: Protects against undervoltage conditions and extends battery life.

Detailed and Complete Alternative Models

  1. MAX705ESA+TG035: Similar voltage monitor and reset circuit with adjustable timeout period.
  2. MAX809TEUR+T: Voltage monitor and reset circuit with fixed threshold voltage options.
  3. MAX811SEUS+T: Supervisory circuit with manual reset and adjustable timeout period.

These alternative models offer similar functionality and can be considered based on specific requirements and compatibility with the target system.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MAX708TESA+TG035 in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MAX708TESA+TG035 in technical solutions:

  1. Q: What is the MAX708TESA+TG035 used for? A: The MAX708TESA+TG035 is a voltage supervisor and watchdog timer IC used to monitor power supply voltages and reset microcontrollers or other digital logic systems.

  2. Q: What is the operating voltage range of MAX708TESA+TG035? A: The operating voltage range is typically between 1.0V and 5.5V.

  3. Q: How does the MAX708TESA+TG035 provide voltage monitoring? A: It compares the monitored voltage with a preset threshold and asserts a reset signal if the voltage falls below the threshold.

  4. Q: Can I adjust the voltage threshold on the MAX708TESA+TG035? A: No, the voltage threshold is fixed and cannot be adjusted.

  5. Q: What is the purpose of the watchdog timer feature in MAX708TESA+TG035? A: The watchdog timer ensures that the microcontroller or system is functioning properly by requiring periodic software resets. If the timer is not reset within a specified time, a reset signal is asserted.

  6. Q: What is the typical timeout period for the watchdog timer in MAX708TESA+TG035? A: The typical timeout period is around 1.6 seconds.

  7. Q: Can I disable the watchdog timer function in MAX708TESA+TG035? A: Yes, the watchdog timer can be disabled by connecting the WDI (Watchdog Input) pin to VCC.

  8. Q: Does MAX708TESA+TG035 have any power-on reset delay? A: Yes, it has a typical power-on reset delay of 140ms.

  9. Q: What is the maximum supply current required by MAX708TESA+TG035? A: The maximum supply current is typically around 10µA.

  10. Q: Can I use MAX708TESA+TG035 in battery-powered applications? A: Yes, the low supply current and wide operating voltage range make it suitable for battery-powered applications.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.