Overview
The TMP112AIDRLT is a high-accuracy, low-power digital temperature sensor produced by Texas Instruments. This device is part of the TMP112 family, designed to replace NTC/PTC thermistors in applications where high accuracy is crucial. The TMP112AIDRLT offers precise temperature measurements with minimal power consumption, making it suitable for a wide range of applications including communication, computer, consumer, environmental, industrial, and instrumentation sectors. The sensor is available in a compact SOT-5X3 (DRL) package with 6 pins, enhancing its usability in space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOT-5X3 (DRL) | - |
| Pins | 6 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 1.4 to 3.6 | V |
| Accuracy (TMP112A) | ±0.5°C (0°C to +65°C), ±1.0°C (-40°C to +125°C) | °C |
| Resolution | 12 Bits | - |
| Conversion Time | 10.25 to 11.25 ms | ms |
| Interface Type | I²C, SMBus, Two-Wire | - |
| Quiescent Current (Active) | 3.2 to 7.5 µA | µA |
| Quiescent Current (Shutdown) | 0.15 to 0.35 µA | µA |
Key Features
- High accuracy without calibration: ±0.5°C from 0°C to +65°C and ±1.0°C from -40°C to +125°C for TMP112A.
- Low quiescent current: 3.2 µA active and 0.35 µA in shutdown mode.
- Wide supply voltage range: 1.4V to 3.6V.
- 12-bit ADC resolution with a resolution down to 0.0625°C.
- Compact packaging: SOT-5X3 (DRL) package with a small footprint.
- NIST-traceable and verified through ISO/IEC 17025 accredited calibrations.
- SMBus alert function and compatibility with I²C and two-wire interfaces.
Applications
The TMP112AIDRLT is designed for various applications where precise temperature measurement is essential. These include:
- Communication devices
- Computers and notebooks
- Consumer electronics such as digital still and video cameras, augmented reality glasses, and smart speakers.
- Environmental monitoring
- Industrial automation
- Instrumentation and control systems.
Q & A
- What is the operating temperature range of the TMP112AIDRLT? The operating temperature range is from -40°C to 125°C.
- What is the accuracy of the TMP112AIDRLT? The accuracy is ±0.5°C from 0°C to +65°C and ±1.0°C from -40°C to +125°C for TMP112A.
- What is the supply voltage range for the TMP112AIDRLT? The supply voltage range is from 1.4V to 3.6V.
- What is the resolution of the TMP112AIDRLT? The resolution is 12 bits, with a resolution down to 0.0625°C.
- What interfaces does the TMP112AIDRLT support? It supports I²C, SMBus, and two-wire interfaces.
- What is the quiescent current of the TMP112AIDRLT? The active quiescent current is 3.2 to 7.5 µA, and the shutdown current is 0.15 to 0.35 µA.
- Is the TMP112AIDRLT NIST-traceable? Yes, the TMP112AIDRLT is NIST-traceable and verified through ISO/IEC 17025 accredited calibrations.
- What package type is the TMP112AIDRLT available in? It is available in a SOT-5X3 (DRL) package with 6 pins.
- What are some common applications of the TMP112AIDRLT? Common applications include communication devices, computers, consumer electronics, environmental monitoring, industrial automation, and instrumentation.
- Does the TMP112AIDRLT have an alert function? Yes, it features an SMBus alert function.
