Maxim Integrated
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MAX6718AUKSVD2+T
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MAX6718AUKSVD2+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 1.22V to 5.0V in 50mV steps
  • Operating Temperature Range: -40°C to +125°C
  • Quiescent Current: 3µA (typical)
  • Output Type: Active-Low Open-Drain
  • Accuracy: ±1.5% (typical)

Pin Configuration

The MAX6718AUKSVD2+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 the voltage level
  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.

Disadvantages

  • Limited to monitoring voltage levels within the supply voltage range.
  • Requires external components for proper operation.
  • Not suitable for high-voltage applications.

Working Principles

The MAX6718AUKSVD2+T operates by comparing the input voltage (IN) with the threshold voltage (SET) set by the user. When the input voltage exceeds the threshold, the digital output (OUT) is pulled low. Conversely, when the input voltage falls below the threshold, the output remains high impedance. The adjustable threshold voltage allows customization based on specific application requirements.

Detailed Application Field Plans

The MAX6718AUKSVD2+T finds applications in various fields, including:

  1. Battery-Powered Devices: Monitors battery voltage to prevent over-discharge and ensure safe operation.
  2. Power Management Systems: Provides voltage monitoring for power supplies, ensuring stable operation and protection against undervoltage conditions.
  3. Industrial Control Systems: Used for monitoring critical voltages in industrial equipment, preventing damage due to voltage fluctuations.
  4. Automotive Electronics: Monitors voltage levels in automotive systems, enabling early detection of potential faults and ensuring reliable operation.

Detailed and Complete Alternative Models

  1. MAX6717AUKSVD2+T: Similar to MAX6718AUKSVD2+T but with a fixed threshold voltage of 2.5V.
  2. MAX6719AUKSVD2+T: Similar to MAX6718AUKSVD2+T but with a fixed threshold voltage of 3.3V.
  3. MAX6720AUKSVD2+T: Similar to MAX6718AUKSVD2+T but with a fixed threshold voltage of 5.0V.

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

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX6718AUKSVD2+T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX6718AUKSVD2+T in technical solutions:

  1. Q: What is the MAX6718AUKSVD2+T? A: The MAX6718AUKSVD2+T is a voltage detector IC manufactured by Maxim Integrated. It is used to monitor the power supply voltage and provide a reset signal when the voltage falls below a certain threshold.

  2. Q: What is the operating voltage range of the MAX6718AUKSVD2+T? A: The operating voltage range of the MAX6718AUKSVD2+T is from 1.6V to 5.5V.

  3. Q: How does the MAX6718AUKSVD2+T detect undervoltage conditions? A: The MAX6718AUKSVD2+T compares the input voltage with a fixed internal reference voltage. If the input voltage drops below the reference voltage, it triggers an output signal indicating an undervoltage condition.

  4. Q: Can the MAX6718AUKSVD2+T be used in battery-powered applications? A: Yes, the MAX6718AUKSVD2+T can be used in battery-powered applications as it operates within a wide voltage range and has low quiescent current consumption.

  5. Q: What is the typical reset timeout period of the MAX6718AUKSVD2+T? A: The typical reset timeout period of the MAX6718AUKSVD2+T is 140ms.

  6. Q: Does the MAX6718AUKSVD2+T have an open-drain or push-pull output? A: The MAX6718AUKSVD2+T has an open-drain output, which allows for flexibility in connecting to different microcontrollers or logic devices.

  7. Q: Can the MAX6718AUKSVD2+T be used in automotive applications? A: Yes, the MAX6718AUKSVD2+T is suitable for automotive applications as it meets the necessary requirements for temperature range, voltage range, and reliability.

  8. Q: What is the quiescent current consumption of the MAX6718AUKSVD2+T? A: The quiescent current consumption of the MAX6718AUKSVD2+T is typically 1.5µA.

  9. Q: Does the MAX6718AUKSVD2+T have any built-in hysteresis? A: Yes, the MAX6718AUKSVD2+T has a built-in hysteresis of approximately 50mV, which helps prevent false triggering due to noise or voltage fluctuations.

  10. Q: Can multiple MAX6718AUKSVD2+T devices be connected together in parallel? A: Yes, multiple MAX6718AUKSVD2+T devices can be connected together in parallel to monitor multiple power supply voltages simultaneously.