Overview
The TMP116AIDRVR, produced by Texas Instruments, is a high-accuracy, low-power digital temperature sensor. This device is part of the TMP116 family, which includes the TMP116 and TMP116N models. It is designed to provide precise temperature measurements with an accuracy of up to ±0.2°C over a wide temperature range, eliminating the need for calibration. The sensor operates from 1.9 V to 5.5 V and consumes minimal current, typically 3.5 µA, making it energy-efficient and suitable for various applications where power savings are crucial.
Key Specifications
| Parameter | Value |
|---|---|
| Accuracy | ±0.2°C (maximum) from –10°C to +85°C ±0.25°C (maximum) from –40°C to +105°C ±0.3°C (maximum) from +105°C to +125°C |
| Resolution | 16 bits at 0.0078°C (1 LSB) |
| Supply Range | 1.9 V to 5.5 V |
| Quiescent Current | 3.5 µA (1-Hz conversion cycle) 250 nA (shutdown current) |
| Operating Temperature Range | –55°C to +125°C |
| Interface | SMBus™, I2C compatibility |
| EEPROM Memory | 64 bits |
| Programmable Temperature Alert Limits | Yes |
| Selectable Averaging | Yes |
| NIST Traceability | Yes |
Key Features
- High accuracy with no calibration needed, up to ±0.2°C over the specified temperature range.
- Low power consumption, with a typical quiescent current of 3.5 µA and a shutdown current of 250 nA.
- Wide operating temperature range from –55°C to +125°C.
- 16-bit temperature result with a resolution of 0.0078°C.
- Programmable temperature alert limits and selectable averaging.
- Integrated 64-bit general-purpose EEPROM memory.
- NIST traceability and compliance with ISO/IEC 17025 accredited standards.
- Compatibility with SMBus™ and I2C interfaces, supporting up to four devices on a single bus.
Applications
- Medical devices: Meets ASTM and ISO specifications.
- Environmental monitoring and thermostats.
- Wearables and consumer electronics.
- Asset tracking and cold chain management.
- Gas meters and heat meters.
- Test and measurement equipment.
- Replacement for RTDs (PT100, PT500, PT1000) and cold-junction compensation of thermocouples.
- Industrial automation, HVAC systems, and automotive climate control.
- Battery management systems and power supplies.
Q & A
- What is the accuracy of the TMP116AIDRVR temperature sensor?
The TMP116AIDRVR has an accuracy of up to ±0.2°C from –10°C to +85°C, ±0.25°C from –40°C to +105°C, and ±0.3°C from +105°C to +125°C without calibration.
- What is the resolution of the temperature readings provided by the TMP116AIDRVR?
The TMP116AIDRVR provides a 16-bit temperature result with a resolution of 0.0078°C (1 LSB).
- What is the operating voltage range of the TMP116AIDRVR?
The device operates from 1.9 V to 5.5 V.
- How much current does the TMP116AIDRVR typically consume?
The TMP116AIDRVR typically consumes 3.5 µA during a 1-Hz conversion cycle and 250 nA in shutdown mode.
- What interfaces does the TMP116AIDRVR support?
The TMP116AIDRVR is compatible with SMBus™ and I2C interfaces.
- Does the TMP116AIDRVR have integrated memory?
Yes, the TMP116AIDRVR has 64 bits of general-purpose EEPROM memory.
- What are some common applications of the TMP116AIDRVR?
The TMP116AIDRVR is used in medical devices, environmental monitoring, wearables, asset tracking, gas and heat meters, test and measurement equipment, and industrial automation among others.
- Is the TMP116AIDRVR NIST traceable?
Yes, the TMP116AIDRVR is NIST traceable and verified with equipment calibrated to ISO/IEC 17025 accredited standards.
- Can the TMP116AIDRVR be used to replace RTDs?
Yes, the TMP116AIDRVR can replace RTDs (PT100, PT500, PT1000) and provide cold-junction compensation for thermocouples.
- How many devices can be supported on a single bus?
The TMP116AIDRVR supports up to four devices on a single bus.
