Overview
The TMP421AIDCNRG4 is an integrated digital temperature sensor produced by Texas Instruments. It is part of the TMP421 temperature sensor family and is designed to provide both local and remote temperature sensing capabilities. This sensor is highly versatile, offering a wide temperature measurement range and high accuracy, making it suitable for various industrial, consumer, and medical applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TMP421AIDCNRG4 |
| Manufacturer | Texas Instruments |
| Sensing Temperature - Local | -40°C ~ 125°C |
| Sensing Temperature - Remote | -64°C ~ 191°C |
| Output Type | SMBus |
| Voltage - Supply | 2.7V ~ 5.5V |
| Resolution | 11 bits |
| Accuracy | ±1.5°C (typical), ±2.5°C (maximum) |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-8 |
Key Features
- Wide temperature measurement range for both local and remote sensing.
- High accuracy and 11-bit resolution for precise temperature readings.
- Flexible features including one-shot, output switch, and programmable limit capabilities.
- Low power consumption with a shutdown mode.
- RoHS3 compliant for environmental sustainability.
- Surface mount package (SOT-23-8) for easy integration.
Applications
The TMP421AIDCNRG4 is used in a variety of applications that require precise temperature monitoring, such as:
- Industrial equipment
- Consumer electronics
- Medical devices
Q & A
- What is the temperature range for local sensing of the TMP421AIDCNRG4?
The local temperature sensing range is from -40°C to 125°C.
- What is the temperature range for remote sensing of the TMP421AIDCNRG4?
The remote temperature sensing range is from -64°C to 191°C.
- What is the resolution of the TMP421AIDCNRG4 temperature sensor?
The resolution is 11 bits.
- What is the typical accuracy of the TMP421AIDCNRG4?
The typical accuracy is ±1.5°C, with a maximum accuracy of ±2.5°C.
- What are the supply voltage requirements for the TMP421AIDCNRG4?
The supply voltage range is from 2.7V to 5.5V.
- What package type does the TMP421AIDCNRG4 come in?
The TMP421AIDCNRG4 comes in a SOT-23-8 surface mount package.
- Does the TMP421AIDCNRG4 have any power-saving features?
Yes, it has a shutdown mode for low power consumption.
- Is the TMP421AIDCNRG4 RoHS compliant?
Yes, the TMP421AIDCNRG4 is RoHS3 compliant.
- What communication interface does the TMP421AIDCNRG4 use?
The TMP421AIDCNRG4 uses the SMBus interface.
- What are some common applications of the TMP421AIDCNRG4?
Common applications include industrial equipment, consumer electronics, and medical devices.
