Maxim Integrated
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MAX16021LTES+T
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MAX16021LTES+T

Product Overview

  • Category: Integrated Circuits
  • Use: Voltage Supervisors
  • Characteristics: Low-power, high-accuracy voltage monitoring
  • Package: 6-pin Thin SOT23
  • Essence: Monitors the voltage level of a power supply and provides a reset signal when the voltage falls below a certain threshold.
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Supply Voltage Range: 1.5V to 5.5V
  • Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
  • Reset Timeout Period: Adjustable from 1ms to 640ms
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 1.5µA (typical)

Pin Configuration

The MAX16021LTES+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 voltage selection input
  6. NC: No connect

Functional Features

  • Monitors the voltage level of a power supply
  • Provides a reset signal when the voltage falls below the selected threshold
  • Adjustable reset timeout period for flexibility in system design
  • Low quiescent current for power efficiency
  • Manual reset input for external control

Advantages

  • Wide supply voltage range allows compatibility with various systems
  • Multiple threshold voltage options provide flexibility for different applications
  • Adjustable reset timeout period enables customization based on system requirements
  • Low quiescent current minimizes power consumption
  • Manual reset input allows external control over the reset signal

Disadvantages

  • Limited to 6-pin Thin SOT23 package, which may not be suitable for all applications
  • Reset timeout period has a maximum limit of 640ms, which may not be sufficient for certain scenarios

Working Principles

The MAX16021LTES+T operates by continuously monitoring the voltage level of the power supply connected to its VCC pin. When the voltage falls below the selected threshold, the device generates an active-low reset signal on the RESET pin. The reset timeout period can be adjusted using external components, allowing customization based on specific system requirements. The low quiescent current ensures minimal power consumption during operation.

Detailed Application Field Plans

The MAX16021LTES+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some potential application fields include:

  1. Microcontrollers and microprocessors
  2. Embedded systems
  3. Power management circuits
  4. Battery-powered devices
  5. Industrial control systems

Detailed and Complete Alternative Models

  • MAX16020LTES+T: Similar to MAX16021LTES+T but with fixed threshold voltage options (2.5V, 3.0V, 3.3V, 5.0V)
  • MAX16022LTES+T: Similar to MAX16021LTES+T but with additional features such as watchdog timer and manual reset debounce

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX16021LTES+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX16021LTES+T in technical solutions:

  1. Q: What is the MAX16021LTES+T? A: The MAX16021LTES+T is a low-power, voltage-monitoring circuit designed for use in various technical solutions.

  2. Q: What is the operating voltage range of MAX16021LTES+T? A: The operating voltage range of MAX16021LTES+T is typically between 1.6V and 5.5V.

  3. Q: What is the purpose of the MAX16021LTES+T in technical solutions? A: The MAX16021LTES+T is used to monitor the voltage levels in a system and provide an output signal when the voltage exceeds or falls below a certain threshold.

  4. Q: How does the MAX16021LTES+T detect voltage levels? A: The MAX16021LTES+T uses an internal voltage reference and a comparator to compare the input voltage with a set threshold.

  5. Q: Can the threshold voltage be adjusted in the MAX16021LTES+T? A: Yes, the threshold voltage can be adjusted using external resistors connected to the VTH pin.

  6. Q: What is the typical accuracy of the MAX16021LTES+T? A: The typical accuracy of the MAX16021LTES+T is ±1.5%.

  7. Q: Does the MAX16021LTES+T have any built-in hysteresis? A: Yes, the MAX16021LTES+T has a built-in hysteresis of typically 50mV to prevent oscillation near the threshold voltage.

  8. Q: Can the MAX16021LTES+T be used in battery-powered applications? A: Yes, the MAX16021LTES+T is designed for low-power operation and can be used in battery-powered applications.

  9. Q: What is the output configuration of the MAX16021LTES+T? A: The MAX16021LTES+T has an open-drain output that can be pulled up to a supply voltage using an external resistor.

  10. Q: Is the MAX16021LTES+T available in different package options? A: Yes, the MAX16021LTES+T is available in a 6-pin SOT23 package, which is compact and suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific application or use case. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.