Maxim Integrated
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MAX6719AUTMSD3+T
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MAX6719AUTMSD3+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor
  • Characteristics: Low-power, Precision, Adjustable Threshold
  • Package: 8-pin microDFN (Dual Flat No-Lead)
  • Essence: Monitors voltage levels and provides a digital output signal based on the set threshold
  • Packaging/Quantity: Tape and 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 increments
  • Quiescent Current: 1µA (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Output Type: Active-Low, Open-Drain
  • Accuracy: ±1.5% (typical)

Detailed Pin Configuration

The MAX6719AUTMSD3+T has the following pin configuration:

  1. GND: Ground connection
  2. IN: Input voltage to be monitored
  3. SET: Threshold voltage setting pin
  4. RESET: Active-low reset output
  5. VDD: Positive supply voltage
  6. NC: No connection
  7. NC: No connection
  8. OUT: Digital output indicating voltage status

Functional Features

  • Monitors input voltage and compares it with the set threshold voltage
  • Provides an active-low reset signal when the input voltage falls below the threshold
  • Adjustable threshold voltage allows customization for different applications
  • Low quiescent current ensures minimal power consumption
  • Open-drain output allows easy interfacing with other devices

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems - Adjustable threshold voltage offers flexibility in voltage monitoring - Low quiescent current prolongs battery life in portable applications - Small package size saves board space

Disadvantages: - Limited accuracy compared to more precise voltage monitoring ICs - Open-drain output requires an external pull-up resistor for proper signal interpretation

Working Principles

The MAX6719AUTMSD3+T operates by continuously monitoring the input voltage (IN) and comparing it with the threshold voltage (SET). When the input voltage falls below the set threshold, the active-low reset (RESET) output is asserted. The threshold voltage can be adjusted using the SET pin, allowing customization for specific voltage levels.

Detailed Application Field Plans

The MAX6719AUTMSD3+T finds applications in various fields, including:

  1. Battery-Powered Devices: Monitors battery voltage and triggers a reset when it drops below a certain level.
  2. Power Management Systems: Ensures safe operation by monitoring power supply voltages and initiating corrective actions if necessary.
  3. Industrial Control Systems: Provides voltage supervision for critical components, preventing damage due to undervoltage conditions.
  4. Automotive Electronics: Monitors vehicle battery voltage and triggers alarms or shutdown procedures in case of low voltage.

Detailed and Complete Alternative Models

  1. MAX6718AUTSD3+: Similar to MAX6719AUTMSD3+T but with fixed threshold voltage options.
  2. MAX6717AUKSDD3+: Voltage monitor with adjustable threshold and additional features like watchdog timer and manual reset input.
  3. MAX6716AUTSYD3+: Ultra-low-power voltage monitor with adjustable threshold and extended temperature range.

(Note: This list is not exhaustive and other alternative models may exist.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX6719AUTMSD3+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX6719AUTMSD3+T in technical solutions:

  1. Q: What is the MAX6719AUTMSD3+T? A: The MAX6719AUTMSD3+T is a voltage detector IC (integrated circuit) 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 MAX6719AUTMSD3+T? A: The operating voltage range of MAX6719AUTMSD3+T is typically between 1.6V and 5.5V.

  3. Q: How does MAX6719AUTMSD3+T work? A: MAX6719AUTMSD3+T continuously monitors the input voltage and compares it with a preset threshold voltage. When the input voltage drops below the threshold, it triggers a reset signal.

  4. Q: What is the purpose of the reset signal generated by MAX6719AUTMSD3+T? A: The reset signal generated by MAX6719AUTMSD3+T is used to initiate a system reset or to trigger specific actions in the connected circuitry when the power supply voltage falls below the threshold.

  5. Q: Can I adjust the threshold voltage of MAX6719AUTMSD3+T? A: No, the threshold voltage of MAX6719AUTMSD3+T is fixed and cannot be adjusted. However, different variants of the MAX6719 series may have different threshold voltages.

  6. Q: What is the typical accuracy of the threshold voltage in MAX6719AUTMSD3+T? A: The typical accuracy of the threshold voltage in MAX6719AUTMSD3+T is ±1.5%.

  7. Q: What is the maximum supply current required by MAX6719AUTMSD3+T? A: The maximum supply current required by MAX6719AUTMSD3+T is typically 6µA.

  8. Q: Can I use MAX6719AUTMSD3+T in battery-powered applications? A: Yes, MAX6719AUTMSD3+T can be used in battery-powered applications as it operates within a wide voltage range and has low power consumption.

  9. Q: Does MAX6719AUTMSD3+T have any built-in delay for the reset signal? A: Yes, MAX6719AUTMSD3+T has a fixed delay of approximately 140ms for the reset signal to stabilize after the input voltage rises above the threshold.

  10. Q: Is MAX6719AUTMSD3+T available in different package options? A: Yes, MAX6719AUTMSD3+T is available in a SOT-23 package, which is a small surface-mount package commonly used in electronic devices.

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