Maxim Integrated
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MAX813LESA-T
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MAX813LESA-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor
  • Characteristics: Low-power, Precision, Adjustable Threshold
  • Package: 8-pin Small Outline Integrated Circuit (SOIC)
  • Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.2V to 5.5V
  • Threshold Voltage Range: 1.25V to 5V
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 3µA (typical)
  • Output Type: Active-Low Open-Drain
  • Accuracy: ±1.5% (typical)

Pin Configuration

The MAX813LESA-T has the following pin configuration:

  1. GND: Ground
  2. TRIP: Threshold Input
  3. RESET: Reset Output
  4. VCC: Supply Voltage
  5. GND: Ground
  6. GND: Ground
  7. GND: Ground
  8. OUT: Output

Functional Features

  • Monitors input voltage and compares it with the threshold voltage set by the user.
  • Provides an active-low reset signal when the input voltage falls below the threshold.
  • Adjustable threshold voltage allows flexibility in monitoring different voltage levels.
  • Low quiescent current ensures minimal power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems. - Precision voltage monitoring ensures accurate detection of voltage deviations. - Adjustable threshold voltage offers versatility in different applications. - Low-power operation prolongs battery life in portable devices.

Disadvantages: - Limited output options (only active-low open-drain). - Accuracy may vary under extreme temperature conditions. - Not suitable for high-voltage applications.

Working Principles

The MAX813LESA-T operates by comparing the input voltage with the threshold voltage set by the user. When the input voltage falls below the threshold, the reset output becomes active-low, indicating a voltage fault. The adjustable threshold allows customization based on specific requirements. The low quiescent current ensures minimal power consumption, making it suitable for battery-powered devices.

Detailed Application Field Plans

The MAX813LESA-T finds application in various fields, including:

  1. Battery-Powered Devices: Monitors battery voltage and triggers a reset when it drops below a certain level.
  2. Power Supply Units: Ensures stable voltage levels and provides fault detection for power supply circuits.
  3. Industrial Control Systems: Monitors critical voltage levels in control systems to prevent malfunctions or damage.
  4. Automotive Electronics: Used for voltage monitoring in automotive systems to ensure proper operation and safety.

Detailed and Complete Alternative Models

  1. MAX809: Similar voltage monitor IC with fixed threshold voltage options.
  2. MAX811: Voltage monitor IC with manual reset input and adjustable threshold voltage.
  3. MAX803: Low-power voltage monitor IC with push-pull output and adjustable threshold voltage.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete list.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX813LESA-T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX813LESA-T in technical solutions:

  1. Q: What is the MAX813LESA-T? A: The MAX813LESA-T is a low-power microprocessor supervisory circuit that monitors the power supply voltage of a system.

  2. Q: What is the purpose of using the MAX813LESA-T in a technical solution? A: The MAX813LESA-T ensures proper operation of a system by monitoring the power supply voltage and generating a reset signal when it falls below a certain threshold.

  3. Q: How does the MAX813LESA-T work? A: The MAX813LESA-T continuously compares the power supply voltage with a reference voltage. If the power supply voltage drops below the reference voltage, it generates a reset signal to restart or shut down the system.

  4. Q: What is the operating voltage range of the MAX813LESA-T? A: The MAX813LESA-T operates within a voltage range of 1.2V to 5.5V.

  5. Q: Can the MAX813LESA-T be used with different microprocessors or microcontrollers? A: Yes, the MAX813LESA-T can be used with a wide range of microprocessors and microcontrollers as long as the operating voltage is within its specified range.

  6. Q: Does the MAX813LESA-T have any adjustable parameters? A: Yes, the MAX813LESA-T has an adjustable reset threshold voltage that can be set using external resistors.

  7. Q: What is the typical reset threshold voltage of the MAX813LESA-T? A: The typical reset threshold voltage of the MAX813LESA-T is 4.63V.

  8. Q: Can the MAX813LESA-T be used in battery-powered applications? A: Yes, the MAX813LESA-T is suitable for battery-powered applications as it has a low quiescent current of typically 1.5µA.

  9. Q: Does the MAX813LESA-T have any additional features? A: Yes, the MAX813LESA-T includes a manual reset input and a watchdog timer to provide additional functionality.

  10. Q: Is the MAX813LESA-T available in different package options? A: Yes, the MAX813LESA-T is available in a small 8-pin SOIC package, making it suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of the MAX813LESA-T.