Overview
The TMP117AIDRVR, produced by Texas Instruments, is a high-precision digital temperature sensor designed to meet stringent accuracy and reliability standards. It is particularly suited for medical and industrial applications where precise temperature measurement is critical. The TMP117AIDRVR complies with ASTM E1112 and ISO 80601-2-56 requirements for electronic patient thermometers, ensuring high accuracy and reliability. This sensor offers a 16-bit temperature result with a resolution of 0.0078°C and an accuracy of up to ±0.1°C across the temperature range of –20°C to 50°C without the need for calibration.
Key Specifications
| Parameter | Value |
|---|---|
| Accuracy | ±0.1°C (–20°C to 50°C), ±0.15°C (–40°C to 70°C), ±0.2°C (–40°C to 100°C), ±0.25°C (–55°C to 125°C), ±0.3°C (–55°C to 150°C) |
| Operating Temperature Range | –55°C to 150°C |
| Resolution | 16-bit, 0.0078°C (1 LSB) |
| Power Consumption | 3.5-µA (1-Hz conversion cycle), 150-nA (shutdown current) |
| Supply Voltage Range | 1.7 V to 5.5 V (–55°C to 70°C), 1.8 V to 5.5 V (–55°C to 150°C) |
| Interface | SMBus™ and I2C compatible |
| EEPROM | 48 bits for general-purpose use |
| Package Type | WSON-6, DSBGA-6 |
| Dimensions | WSON: 2.00 mm × 2.00 mm, DSBGA: 1.53 mm × 1.00 mm |
Key Features
- High-accuracy temperature measurement with no calibration required.
- Low power consumption to minimize self-heating impact on measurement accuracy.
- Programmable temperature alert limits and selectable averaging.
- Digital offset for system correction.
- Integrated 48-bit EEPROM for device programming and general use.
- NIST traceability and compliance with ISO/IEC 17025 accredited standards.
- Medical grade compliance with ASTM E1112 and ISO 80601-2-56.
- Replacement for PT100, PT500, and PT1000 RTDs.
Applications
- Electronic thermometers.
- Wireless environmental sensors.
- Thermostats.
- Automotive test equipment.
- Wearable fitness and activity monitors.
- Cold chain asset tracking.
- Gas meters and heat meters.
- Temperature transmitters.
Q & A
- What is the accuracy of the TMP117AIDRVR temperature sensor?
The TMP117AIDRVR has an accuracy of up to ±0.1°C from –20°C to 50°C, ±0.15°C from –40°C to 70°C, and so on, up to ±0.3°C from –55°C to 150°C.
- What is the operating temperature range of the TMP117AIDRVR?
The operating temperature range is from –55°C to 150°C.
- What is the resolution of the temperature measurements provided by the TMP117AIDRVR?
The resolution is 16-bit, which translates to 0.0078°C per least significant bit (LSB).
- How much power does the TMP117AIDRVR consume?
The sensor consumes 3.5 µA during a 1-Hz conversion cycle and 150 nA in shutdown mode.
- What are the supported interface protocols for the TMP117AIDRVR?
The TMP117AIDRVR supports SMBus™ and I2C interfaces.
- Does the TMP117AIDRVR have integrated memory?
Yes, it includes 48 bits of general-purpose EEPROM.
- Is the TMP117AIDRVR suitable for medical applications?
Yes, it meets ASTM E1112 and ISO 80601-2-56 requirements for electronic patient thermometers.
- Can the TMP117AIDRVR replace traditional RTDs?
Yes, it can replace PT100, PT500, and PT1000 RTDs with comparable accuracy but lower power consumption.
- What are the package options available for the TMP117AIDRVR?
The TMP117AIDRVR is available in WSON-6 and DSBGA-6 packages.
- Is the TMP117AIDRVR NIST traceable?
Yes, the TMP117AIDRVR units are 100% tested on a production setup that is NIST traceable and verified with equipment calibrated to ISO/IEC 17025 accredited standards.
