Maxim Integrated
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MAX6718AUKSHD3+T
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MAX6718AUKSHD3+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor
  • Characteristics: Low-power, Precision, Adjustable Threshold
  • Package: SOT23-5
  • Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Supply Voltage Range: 1.6V to 5.5V
  • Threshold Voltage Options: Adjustable from 1.2V to 5V in 100mV steps
  • Operating Temperature Range: -40°C to +125°C
  • Quiescent Current: 1µA (typical)
  • Output Type: Active-Low Open-Drain
  • Accuracy: ±1.5% (typical)

Pin Configuration

The MAX6718AUKSHD3+T has a total of 5 pins:

  1. GND: Ground connection
  2. IN: Input voltage to be monitored
  3. SET: Threshold voltage setting pin
  4. OUT: Digital output indicating voltage status
  5. VCC: Supply voltage input

Functional Features

  • Monitors the input voltage and compares it with the threshold voltage set by the user.
  • Provides an active-low open-drain output that indicates whether the input voltage is above or below the threshold.
  • Adjustable threshold voltage allows flexibility in monitoring different voltage levels.
  • Low quiescent current makes it suitable for battery-powered applications.
  • Wide supply voltage range enables usage in various systems.

Advantages and Disadvantages

Advantages

  • Precise voltage monitoring with adjustable threshold.
  • Low power consumption.
  • Small package size allows for space-saving designs.
  • Wide operating temperature range for versatile applications.
  • Digital output simplifies interfacing with other circuits.

Disadvantages

  • Limited to monitoring voltage levels within the supply voltage range.
  • Requires external components for threshold voltage adjustment.

Working Principles

The MAX6718AUKSHD3+T operates by comparing the input voltage (IN) with the threshold voltage (SET) set by the user. If the input voltage is below the threshold, the digital output (OUT) is pulled low. Conversely, if the input voltage exceeds the threshold, the output remains high impedance.

The threshold voltage can be adjusted using an external resistor divider connected to the SET pin. This allows customization of the voltage level at which the output changes state.

Detailed Application Field Plans

The MAX6718AUKSHD3+T finds applications in various fields, including:

  1. Battery-Powered Systems: Monitoring battery voltage to prevent over-discharge and ensure safe operation.
  2. Power Management: Voltage supervision in power supplies, ensuring stable and reliable operation.
  3. Industrial Control: Monitoring critical voltages in industrial equipment to prevent damage or malfunction.
  4. Automotive Electronics: Voltage monitoring in automotive systems, such as battery management and safety circuits.
  5. Consumer Electronics: Overvoltage/undervoltage protection in devices like smartphones, tablets, and portable gadgets.

Detailed and Complete Alternative Models

  1. MAX6717AUKSHD3+T: Similar to MAX6718AUKSHD3+T but with a fixed threshold voltage of 3V.
  2. MAX6719AUKSHD3+T: Similar to MAX6718AUKSHD3+T but with a fixed threshold voltage of 3.3V.
  3. MAX6720AUKSHD3+T: Similar to MAX6718AUKSHD3+T but with a fixed threshold voltage of 3.6V.
  4. MAX6721AUKSHD3+T: Similar to MAX6718AUKSHD3+T but with a fixed threshold voltage of 4.2V.

These alternative models provide options for different threshold voltage requirements while maintaining similar functionality and characteristics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX6718AUKSHD3+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX6718AUKSHD3+T in technical solutions:

  1. Question: What is the purpose of the MAX6718AUKSHD3+T?
    Answer: The MAX6718AUKSHD3+T is a voltage detector and sequencer IC used for monitoring and controlling power supply voltages in various applications.

  2. Question: What is the operating voltage range of the MAX6718AUKSHD3+T?
    Answer: The operating voltage range of this IC is from 1.6V to 5.5V.

  3. Question: Can the MAX6718AUKSHD3+T be used in battery-powered applications?
    Answer: Yes, it can be used in battery-powered applications as long as the voltage range falls within the specified operating range.

  4. Question: How many voltage inputs can the MAX6718AUKSHD3+T monitor?
    Answer: This IC can monitor up to three voltage inputs simultaneously.

  5. Question: What is the output configuration of the MAX6718AUKSHD3+T?
    Answer: It has open-drain outputs that can be pulled low when a monitored voltage exceeds its threshold.

  6. Question: Can the MAX6718AUKSHD3+T generate an interrupt signal upon voltage detection?
    Answer: Yes, it can generate an interrupt signal to notify the system when a voltage threshold is reached.

  7. Question: Is the MAX6718AUKSHD3+T capable of sequencing multiple power supplies?
    Answer: Yes, it has built-in sequencing capabilities to ensure proper power-up and power-down sequences for multiple supplies.

  8. Question: What is the typical quiescent current consumption of the MAX6718AUKSHD3+T?
    Answer: The typical quiescent current is very low, usually around 1µA.

  9. Question: Can the voltage thresholds of the MAX6718AUKSHD3+T be adjusted?
    Answer: Yes, the voltage thresholds can be adjusted using external resistors to suit specific application requirements.

  10. Question: Is the MAX6718AUKSHD3+T available in different package options?
    Answer: Yes, it is available in a SOT23-5 package, which is small and suitable for space-constrained applications.

Please note that these questions and answers are general and may vary depending on the specific application and use case.