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MAX6718UKLTD3+T
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MAX6718UKLTD3+T

Product Overview

  • Category: Integrated Circuits
  • Use: Voltage Supervisors
  • Characteristics: Low-power, microprocessor reset circuit
  • Package: SOT-23-6
  • Essence: Monitors the power supply voltage and generates a reset signal when the voltage falls below a specified threshold.
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Supply Voltage Range: 1.6V to 5.5V
  • Reset Threshold Options: 2.93V, 3.08V, 3.30V, 4.63V, 4.75V, 4.88V
  • Reset Timeout Period: 140ms (min)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6718UKLTD3+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 selection input
  6. NC: No connection

Functional Features

  • Monitors the power supply voltage continuously
  • Generates a reset signal when the voltage drops below the selected threshold
  • Provides a manual reset option through the MR pin
  • Low-power consumption for battery-powered applications
  • Small package size allows for space-constrained designs

Advantages and Disadvantages

Advantages

  • Wide supply voltage range enables compatibility with various systems
  • Multiple reset threshold options provide flexibility in different applications
  • Reset timeout period ensures reliable system reset
  • Manual reset input allows for external control of the reset function
  • Low-power operation extends battery life
  • Compact package size facilitates integration into small form factor designs

Disadvantages

  • Limited to voltage monitoring and reset functionality, not suitable for complex power management tasks
  • SOT-23-6 package may require additional measures for thermal dissipation in high-power applications

Working Principles

The MAX6718UKLTD3+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the selected threshold, the reset output is activated, indicating a power failure or low voltage condition. The reset signal remains active until the voltage rises above the threshold or a manual reset is triggered through the MR pin.

Detailed Application Field Plans

The MAX6718UKLTD3+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some typical application fields include:

  1. Microcontrollers and microprocessors
  2. Embedded systems
  3. Industrial control systems
  4. Power management modules
  5. Battery-powered devices
  6. Automotive electronics

Detailed and Complete Alternative Models

  1. MAX6717UKLTD3+T: Similar to MAX6718UKLTD3+T but with different reset threshold options.
  2. MAX6719UKLTD3+T: Higher precision voltage supervisor with adjustable reset timeout period.
  3. MAX6720UKLTD3+T: Voltage supervisor with integrated watchdog timer for system monitoring.

These alternative models offer similar functionality with slight variations in features and specifications, allowing designers to choose the most suitable option for their specific requirements.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät MAX6718UKLTD3+T :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of MAX6718UKLTD3+T in technical solutions:

  1. Q: What is the MAX6718UKLTD3+T? A: The MAX6718UKLTD3+T is a voltage detector with an adjustable threshold voltage, commonly used in technical solutions for monitoring power supply voltages.

  2. Q: How does the MAX6718UKLTD3+T work? A: It compares the input voltage with a reference voltage and generates an output signal when the input voltage crosses the threshold voltage set by the user.

  3. Q: What is the operating voltage range of the MAX6718UKLTD3+T? A: The operating voltage range is typically between 1.6V and 5.5V.

  4. Q: Can I adjust the threshold voltage of the MAX6718UKLTD3+T? A: Yes, the threshold voltage can be adjusted using external resistors connected to the ADJ pin.

  5. Q: What is the typical accuracy of the threshold voltage? A: The typical accuracy is ±1.5%.

  6. Q: What is the output type of the MAX6718UKLTD3+T? A: The MAX6718UKLTD3+T has an open-drain output, which requires an external pull-up resistor.

  7. Q: Can the MAX6718UKLTD3+T operate in a wide temperature range? A: Yes, it is designed to operate in a temperature range of -40°C to +125°C.

  8. Q: Is the MAX6718UKLTD3+T suitable for battery-powered applications? A: Yes, it has a low quiescent current of typically 1.5µA, making it suitable for battery-powered applications.

  9. Q: Can the MAX6718UKLTD3+T be used to detect undervoltage and overvoltage conditions? A: No, it is primarily designed for undervoltage detection only.

  10. Q: What package does the MAX6718UKLTD3+T come in? A: It comes in a small SOT23-3 package, which is commonly used for surface-mount applications.

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