Meixin Integrated
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MAX6688AU75L+
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MAX6688AU75L+

Product Overview

Category

The MAX6688AU75L+ belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits and devices.

Characteristics

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage: 3.3V
  • Maximum Output Current: 150mA
  • Low Dropout Voltage: 85mV at 100mA
  • Low Quiescent Current: 40µA
  • Low Noise: 30µVRMS (10Hz to 100kHz)
  • High PSRR: 70dB at 1kHz

Package

The MAX6688AU75L+ comes in a small, 5-pin SOT23 package.

Essence

The essence of the MAX6688AU75L+ lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

The MAX6688AU75L+ is typically available in reels with a quantity of 3000 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage: 3.3V
  • Maximum Output Current: 150mA
  • Dropout Voltage: 85mV at 100mA
  • Quiescent Current: 40µA
  • Noise: 30µVRMS (10Hz to 100kHz)
  • PSRR: 70dB at 1kHz

Detailed Pin Configuration

  1. GND
  2. FB
  3. OUT
  4. NC
  5. IN

Functional Features

  • Low Dropout Voltage: Ensures efficient regulation even with small input-output differentials.
  • Low Quiescent Current: Minimizes power consumption in standby or low-load conditions.
  • Low Noise and High PSRR: Provides clean and stable output voltage for sensitive applications.

Advantages

  • Wide input voltage range
  • Low dropout voltage
  • Low quiescent current
  • Low noise and high PSRR

Disadvantages

  • Limited maximum output current (150mA)
  • Small package size may require careful handling during assembly

Working Principles

The MAX6688AU75L+ utilizes a precision voltage reference and error amplifier to compare the output voltage to a fixed 3.3V reference. The feedback loop adjusts the pass transistor to maintain the desired output voltage, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

The MAX6688AU75L+ is well-suited for various battery-powered and portable electronic devices, including: - Mobile phones - Portable media players - Handheld gaming consoles - Wearable devices - IoT sensors

Detailed and Complete Alternative Models

Some alternative models to the MAX6688AU75L+ include: - LM1117-3.3 - MCP1703T-3302E/MB - TPS73633DBVR

In conclusion, the MAX6688AU75L+ is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and low quiescent current, making it suitable for a range of battery-powered and portable electronic devices.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של MAX6688AU75L+ בפתרונות טכניים

  1. What is the MAX6688AU75L+?

    • The MAX6688AU75L+ is a temperature sensor and fan controller designed for use in computer systems and other applications where temperature monitoring and fan speed control are critical.

  2. How does the MAX6688AU75L+ measure temperature?

    • The MAX6688AU75L+ uses an integrated temperature sensor to measure the temperature of the device or system it is monitoring.

  3. What is the operating voltage range of the MAX6688AU75L+?

    • The MAX6688AU75L+ operates within a voltage range of 3V to 5.5V, making it suitable for a wide variety of applications.

  4. Can the MAX6688AU75L+ control multiple fans?

    • Yes, the MAX6688AU75L+ can control up to two fans independently, adjusting their speed based on the temperature readings.

  5. What communication interface does the MAX6688AU75L+ use?

    • The MAX6688AU75L+ utilizes an I2C interface for communication with the host system, allowing for easy integration into existing designs.

  6. Is the MAX6688AU75L+ capable of generating fan failure alerts?

    • Yes, the MAX6688AU75L+ can detect fan failures and issue alerts to the system, helping to prevent overheating.

  7. What is the temperature measurement accuracy of the MAX6688AU75L+?

    • The MAX6688AU75L+ has a temperature measurement accuracy of ±3°C, providing reliable temperature monitoring for critical applications.

  8. Can the MAX6688AU75L+ be used in automotive applications?

    • Yes, the MAX6688AU75L+ is suitable for automotive applications, providing temperature monitoring and fan control in vehicle systems.

  9. Does the MAX6688AU75L+ support automatic fan speed control?

    • Yes, the MAX6688AU75L+ features automatic fan speed control based on the temperature readings, ensuring optimal cooling performance.

  10. What are the typical applications of the MAX6688AU75L+?

    • The MAX6688AU75L+ is commonly used in desktop computers, servers, industrial equipment, and other electronic systems requiring temperature monitoring and fan control.