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TC646VUA713
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TC646VUA713

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Temperature Sensor and Fan Speed Controller
  • Characteristics: Digital Output, Programmable Hysteresis, Low Voltage Operation
  • Package: SOP-8 (Small Outline Package)
  • Essence: Monolithic CMOS IC for Thermal Management
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Temperature Range: -40°C to +125°C
  • Temperature Accuracy: ±2°C (typical)
  • Fan Control Output: Open Drain, 25mA sink current capability
  • Hysteresis Range: 1°C to 15°C (programmable)

Detailed Pin Configuration

  1. VDD: Supply Voltage
  2. GND: Ground
  3. D+/-: Differential Input for External Temperature Sensor
  4. TACH: Tachometer Input for Fan Speed Measurement
  5. FAN: Fan Control Output
  6. VSET: Voltage Reference Output for External Temperature Sensor
  7. VOUT: Analog Output for Temperature Measurement
  8. NC: No Connection

Functional Features

  • Temperature Sensing: Measures temperature using an external sensor
  • Fan Speed Control: Adjusts fan speed based on temperature readings
  • Programmable Hysteresis: Allows customization of temperature thresholds for fan control
  • Low Voltage Operation: Can operate with a supply voltage as low as 2.7V

Advantages and Disadvantages

Advantages: - Accurate temperature sensing - Flexible hysteresis programming - Low power consumption - Wide operating temperature range

Disadvantages: - Limited sink current capability for fan control output - Requires an external temperature sensor

Working Principles

The TC646VUA713 is a monolithic CMOS IC designed for thermal management applications. It utilizes an external temperature sensor to measure the ambient temperature. Based on the temperature readings, it controls the speed of a fan connected to the FAN pin. The hysteresis can be programmed to define the temperature range within which the fan operates. The IC operates at low voltages and provides accurate temperature measurements.

Detailed Application Field Plans

The TC646VUA713 finds applications in various fields where temperature control and fan speed regulation are crucial. Some potential application areas include: 1. Personal Computers: Controlling the cooling fans inside computer systems to maintain optimal operating temperatures. 2. Home Appliances: Regulating fan speeds in refrigerators, air conditioners, and other appliances to prevent overheating. 3. Automotive Electronics: Managing temperature in automotive electronic systems to ensure reliable operation. 4. Industrial Equipment: Monitoring and controlling temperature in industrial machinery and equipment to prevent damage due to overheating.

Detailed and Complete Alternative Models

  1. LM75A: Digital Temperature Sensor and Thermal Watchdog with I2C Interface
  2. MAX31725: Low-Voltage 2-Wire Fan Speed Controller with Temperature Monitor
  3. TMP102: Digital Temperature Sensor with I2C Interface

These alternative models offer similar functionality and can be considered as alternatives to the TC646VUA713 for temperature sensing and fan control applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TC646VUA713 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of TC646VUA713 in technical solutions:

  1. Question: What is TC646VUA713?
    Answer: TC646VUA713 is a specific model of temperature sensor and fan controller integrated circuit (IC).

  2. Question: What is the purpose of TC646VUA713?
    Answer: The purpose of TC646VUA713 is to monitor temperature and control fan speed in various technical solutions.

  3. Question: How does TC646VUA713 measure temperature?
    Answer: TC646VUA713 measures temperature using an internal temperature sensor or by connecting an external sensor.

  4. Question: Can TC646VUA713 control multiple fans simultaneously?
    Answer: Yes, TC646VUA713 can control multiple fans simultaneously by providing multiple fan control outputs.

  5. Question: What is the voltage range supported by TC646VUA713?
    Answer: TC646VUA713 supports a wide voltage range, typically from 2.7V to 5.5V.

  6. Question: Is TC646VUA713 compatible with different types of fans?
    Answer: Yes, TC646VUA713 is compatible with various types of fans, including both 3-pin and 4-pin fans.

  7. Question: Can TC646VUA713 be used in both analog and digital systems?
    Answer: Yes, TC646VUA713 can be used in both analog and digital systems, making it versatile for different applications.

  8. Question: Does TC646VUA713 have any built-in protection features?
    Answer: Yes, TC646VUA713 has built-in protection features such as over-temperature shutdown and fan failure detection.

  9. Question: Can TC646VUA713 be programmed for specific temperature thresholds?
    Answer: Yes, TC646VUA713 can be programmed to trigger fan speed changes based on specific temperature thresholds.

  10. Question: What are some common applications of TC646VUA713?
    Answer: Some common applications of TC646VUA713 include computer cooling systems, industrial equipment, and home appliances where temperature control is required.

Please note that the answers provided here are general and may vary depending on the specific implementation and datasheet of TC646VUA713.