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MAX6699UE34+
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MAX6699UE34+

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Temperature Sensor and Fan Controller
  • Characteristics: High accuracy, digital output, programmable temperature thresholds
  • Package: 34-pin QFN package
  • Essence: Monitors and controls temperature in electronic systems
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Temperature Range: -55°C to +125°C
  • Supply Voltage: 3.0V to 3.6V
  • Output Interface: I2C-compatible serial interface
  • Resolution: 11-bit analog-to-digital converter (ADC)

Detailed Pin Configuration

The MAX6699UE34+ features a 34-pin QFN package with the following pin configuration: 1. VCC 2. SDA 3. SCL 4. ALERT 5. GND 6. TACH1 7. TACH2 8. TACH3 9. TACH4 10. PWM1 11. PWM2 12. PWM3 13. PWM4 14. TDIAG 15. TCRIT 16. TIN1 17. TIN2 18. TIN3 19. TIN4 20. TOUT1 21. TOUT2 22. TOUT3 23. TOUT4 24. TACH5 25. TACH6 26. TACH7 27. TACH8 28. TACH9 29. TACH10 30. TACH11 31. TACH12 32. TACH13 33. TACH14 34. TACH15

Functional Features

  • Monitors up to 15 remote temperature sensors
  • Controls up to four PWM fans based on temperature readings
  • Programmable temperature thresholds for fan speed control
  • Digital output for easy interfacing with microcontrollers

Advantages and Disadvantages

Advantages

  • High accuracy temperature monitoring
  • Flexible fan control based on temperature
  • Digital interface for easy integration
  • Wide temperature range

Disadvantages

  • Requires careful PCB layout due to multiple sensor inputs
  • Limited to 3.3V supply voltage

Working Principles

The MAX6699UE34+ operates by continuously monitoring the temperature at various points within an electronic system using its integrated temperature sensors. It then adjusts the speed of connected fans through pulse-width modulation (PWM) to maintain the temperature within predefined thresholds.

Detailed Application Field Plans

The MAX6699UE34+ is ideal for applications where precise temperature monitoring and fan control are critical, such as: - Server and data center equipment - Industrial automation systems - Telecommunications infrastructure - Medical devices

Detailed and Complete Alternative Models

  • MAX6699: Similar functionality but in a different package
  • LM75: Standalone temperature sensor without fan control
  • TMP117: High-accuracy digital temperature sensor with I2C interface

This comprehensive overview provides a detailed understanding of the MAX6699UE34+, including its specifications, features, advantages, and application fields.

기술 솔루션에 MAX6699UE34+ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the MAX6699UE34+?

    • The MAX6699UE34+ is a temperature sensor and fan-speed controller designed for use in personal computers.

  2. How does the MAX6699UE34+ measure temperature?

    • The MAX6699UE34+ uses remote diode temperature sensing to accurately measure the temperature of the CPU or other components.

  3. Can the MAX6699UE34+ control multiple fans?

    • Yes, the MAX6699UE34+ can control up to four fans, making it suitable for systems with multiple cooling zones.

  4. What is the communication interface of the MAX6699UE34+?

    • The MAX6699UE34+ features an I2C-compatible serial interface for communication with the host microcontroller.

  5. What is the operating voltage range of the MAX6699UE34+?

    • The MAX6699UE34+ operates from a 3.0V to 3.6V supply voltage.

  6. Does the MAX6699UE34+ have built-in fault detection?

    • Yes, the MAX6699UE34+ includes overtemperature and undertemperature alarms, as well as fan-fault detection.

  7. Can the MAX6699UE34+ be used in industrial applications?

    • While primarily designed for personal computers, the MAX6699UE34+ can also be used in industrial applications where temperature monitoring and fan control are required.

  8. Is the MAX6699UE34+ compatible with different CPU types?

    • Yes, the MAX6699UE34+ is compatible with a wide range of CPU types and can be configured for specific thermal profiles.

  9. What is the typical accuracy of the temperature measurements from the MAX6699UE34+?

    • The MAX6699UE34+ offers high accuracy with ±1°C accuracy for temperatures between +60°C and +100°C.

  10. Are there any application notes or reference designs available for the MAX6699UE34+?

    • Yes, Maxim Integrated provides application notes and reference designs to assist with the implementation of the MAX6699UE34+ in technical solutions.