Overview
The LM73CIMK-1/NOPB is a highly efficient digital-output temperature sensor manufactured by Texas Instruments. It features a two-wire interface compatible with SMBus and I2C interfaces, making it versatile for various applications. The sensor uses an incremental Delta-Sigma ADC to ensure accurate temperature readings over a wide operating range of -40°C to 150°C, with an impressive ±1°C accuracy from -10°C to 80°C. It is packaged in a 6-pin SOT-23-THN (DDC)-6 or TSOT-23-6L package, suitable for surface-mount technology.
Key Specifications
| Parameter | Value |
|---|---|
| Pb-free Code | Yes |
| RoHS Code | Yes |
| Part Life Cycle Code | Active |
| REACH Compliance Code | Compliant |
| ECCN Code | EAR99 |
| HTS Code | 8542.39.00.01 |
| Accuracy-Max (°C) | 1 °C |
| Body Breadth (mm) | 1.6 mm |
| Body Height (mm) | 1.1 mm |
| Body Length or Diameter (mm) | 2.9 mm |
| Housing | PLASTIC |
| JESD-609 Code | e4 |
| Mounting Feature | SURFACE MOUNT |
| Number of Bits | 14 |
| Number of Terminals | 6 |
| Operating Current-Max (mA) | 0.55 mA |
| Operating Temperature-Max (°C) | 150 °C |
| Operating Temperature-Min (°C) | -40 °C |
| Output Interface Type | 2-WIRE INTERFACE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape/Style | RECTANGULAR |
| Power Supplies | 3/5 V |
| Sensors/Transducers Type | TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL |
| Supply Voltage-Max (V) | 5.5 V |
| Supply Voltage-Min (V) | 2.7 V |
| Surface Mount | YES |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Termination Type | SOLDER |
Key Features
- I2C/SMBus Compatibility: The sensor features a two-wire interface compatible with SMBus and I2C interfaces, ensuring versatility in various applications.
- High Accuracy: It provides accurate temperature readings with an accuracy of ±1°C from -10°C to 80°C and operates over a wide range of -40°C to 150°C.
- Resolution Flexibility: The sensor offers four different resolutions for temperature reporting, allowing users to optimize between conversion time and sensitivity.
- Multi-Level Address Line: It includes a multi-level address line for device selection.
- ALERT Output: Features an open-drain ALERT output for programmable temperature limit notifications.
- Filtered Data and Clock Lines: Ensures reliable communication with filtered data and clock lines, along with a time-out feature to reset lines in case of a bus lock-up condition.
Applications
- Industrial Control Systems: Suitable for precise temperature measurement in industrial environments.
- Medical Devices: Used in medical equipment where accurate temperature monitoring is crucial.
- Automotive Electronics: Ideal for automotive applications requiring reliable temperature sensing.
- Building Automation Systems: Can be integrated into building automation systems for temperature control and monitoring.
Q & A
- Q: What is the operating temperature range of the LM73CIMK-1/NOPB?
A: The operating temperature range is from -40°C to 150°C. - Q: What is the accuracy of the LM73CIMK-1/NOPB temperature sensor?
A: The sensor has an accuracy of ±1°C from -10°C to 80°C. - Q: What interface does the LM73CIMK-1/NOPB use?
A: It uses a two-wire interface compatible with SMBus and I2C interfaces. - Q: What is the package type of the LM73CIMK-1/NOPB?
A: It is packaged in a 6-pin SOT-23-THN (DDC)-6 or TSOT-23-6L package. - Q: What are the supply voltage requirements for the LM73CIMK-1/NOPB?
A: The supply voltage range is from 2.7 V to 5.5 V. - Q: Does the LM73CIMK-1/NOPB have a programmable ALERT output?
A: Yes, it features an open-drain ALERT output for programmable temperature limit notifications. - Q: What is the maximum operating current of the LM73CIMK-1/NOPB?
A: The maximum operating current is 0.55 mA. - Q: Is the LM73CIMK-1/NOPB RoHS compliant?
A: Yes, it is RoHS compliant. - Q: What is the resolution range of the LM73CIMK-1/NOPB temperature sensor?
A: It offers resolutions from 11-bit to 14-bit, allowing for different conversion times and sensitivities. - Q: Where can the LM73CIMK-1/NOPB be used?
A: It can be used in industrial control systems, medical devices, automotive electronics, and building automation systems.
