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TMP422AIDCNRG4
Näytä Yksityiskohdat DataSheets

TMP422AIDCNRG4

Product Overview

Category: Temperature Sensor
Use: Monitoring and controlling temperature in electronic devices
Characteristics: High accuracy, low power consumption, small package size
Package: 6-pin SOT-23
Essence: Reliable temperature sensing for various applications
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Temperature Range: -40°C to +125°C
  • Accuracy: ±1.5°C (max) from -10°C to +85°C
  • Supply Voltage: 2.7V to 5.5V
  • Quiescent Current: 45µA (typical)
  • Output Type: Digital, I2C interface

Detailed Pin Configuration

  1. GND
  2. ALERT
  3. SDA
  4. SCL
  5. V+
  6. A0

Functional Features

  • High accuracy over a wide temperature range
  • Low power consumption for energy-efficient operation
  • Small package size for space-constrained designs
  • Digital output for easy interfacing with microcontrollers

Advantages and Disadvantages

Advantages: - Accurate temperature sensing - Low power consumption - Small form factor

Disadvantages: - Limited temperature range compared to some alternatives - Requires an I2C interface for communication

Working Principles

The TMP422AIDCNRG4 operates by measuring the voltage across a diode-connected transistor to accurately determine the temperature. This voltage is then converted into a digital value using an internal analog-to-digital converter (ADC), which can be accessed through the I2C interface.

Detailed Application Field Plans

The TMP422AIDCNRG4 is suitable for a wide range of applications including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - HVAC systems

Detailed and Complete Alternative Models

  1. TMP421: Similar accuracy and features, but with a different package type
  2. TMP423: Extended temperature range and higher accuracy, but larger package size
  3. LM75: Digital temperature sensor with comparable accuracy and wider supply voltage range

In conclusion, the TMP422AIDCNRG4 is a reliable temperature sensor with high accuracy, low power consumption, and a compact package size, making it suitable for various electronic applications.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät TMP422AIDCNRG4 :n soveltamiseen teknisissä ratkaisuissa

  1. What is the TMP422AIDCNRG4?

    • The TMP422AIDCNRG4 is a high-accuracy, low-power, digital temperature sensor with an I2C interface that can be used in various technical solutions.

  2. What is the operating voltage range of the TMP422AIDCNRG4?

    • The operating voltage range of the TMP422AIDCNRG4 is 2.7V to 5.5V.

  3. How accurate is the TMP422AIDCNRG4?

    • The TMP422AIDCNRG4 has an accuracy of ±0.5°C (max) over the temperature range of -40°C to +125°C.

  4. Can the TMP422AIDCNRG4 be used in battery-powered applications?

    • Yes, the low-power consumption of the TMP422AIDCNRG4 makes it suitable for battery-powered applications.

  5. What is the resolution of the TMP422AIDCNRG4?

    • The TMP422AIDCNRG4 has a 12-bit resolution.

  6. Does the TMP422AIDCNRG4 have any alert functionality?

    • Yes, the TMP422AIDCNRG4 features programmable temperature limits with an SMBus alert function.

  7. Is the TMP422AIDCNRG4 suitable for industrial applications?

    • Yes, the TMP422AIDCNRG4 is designed for industrial applications and can operate in harsh environments.

  8. Can the TMP422AIDCNRG4 be used in conjunction with a microcontroller?

    • Yes, the TMP422AIDCNRG4 has an I2C interface, making it compatible with most microcontrollers.

  9. What is the package type of the TMP422AIDCNRG4?

    • The TMP422AIDCNRG4 comes in a small 6-pin SOT-23 package.

  10. Are there any special considerations for PCB layout when using the TMP422AIDCNRG4?

    • It is recommended to follow the guidelines provided in the datasheet for PCB layout to ensure optimal performance of the TMP422AIDCNRG4.