Overview
The LM95071CIMFX/NOPB, produced by Texas Instruments, is a high-accuracy, low-power digital temperature sensor. It features a 13-bit plus sign temperature resolution and operates over a wide temperature range of -40°C to 150°C. The device is equipped with an SPI and MICROWIRE compatible interface, making it easy to integrate into various systems. The LM95071 is available in a compact 5-pin SOT-23 package, which is ideal for applications where space is limited. Its low operating current and shutdown mode make it suitable for systems where low power consumption is critical.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Temperature Range | -40°C | - | 150°C | °C |
| Temperature Error (0°C to 70°C) | - | - | ±1°C | °C |
| Temperature Error (-40°C to 150°C) | - | - | ±2°C | °C |
| Temperature Resolution | - | - | 0.03125°C | °C |
| Supply Voltage Range | 2.4V | - | 5.5V | V |
| Operating Current (Active) | - | 280µA | 520µA | µA |
| Shutdown Current | - | 6µA | 28µA | µA |
| Conversion Time | - | 130ms | 228ms | ms |
| Package Type | - | - | 5-pin SOT-23 | - |
Key Features
- High Accuracy: ±1°C from 0°C to 70°C and ±2°C from -40°C to 150°C.
- High Resolution: 13-bit plus sign temperature resolution (0.03125°C per LSB).
- Low Power Consumption: Operating current of 280µA (typical) and shutdown current of 6µA (typical).
- SPI and MICROWIRE Interface: Compatible with both SPI and MICROWIRE bus specifications for easy integration.
- Compact Package: Available in a small 5-pin SOT-23 package.
- Shutdown Mode: Reduces power consumption when not in use.
- Wide Supply Voltage Range: Operates from 2.4V to 5.5V.
Applications
- System Thermal Management: Monitoring and controlling temperatures in various systems.
- Portable Electronic Devices: Ensuring optimal performance and safety in handheld devices.
- Personal Computers and Disk Drives: Temperature monitoring to prevent overheating.
- Office Electronics: Temperature control in printers, scanners, and other office equipment.
- Electronic Test Equipment: Precise temperature measurement for calibration and testing.
- Industrial and Medical Devices: Reliable temperature sensing in industrial and medical applications.
Q & A
- What is the temperature measurement range of the LM95071?
The LM95071 measures temperatures from -40°C to 150°C.
- What is the temperature resolution of the LM95071?
The temperature resolution is 0.03125°C.
- What interface does the LM95071 use for communication?
The LM95071 uses an SPI and MICROWIRE compatible interface.
- What is the supply voltage range for the LM95071?
The supply voltage range is from 2.4V to 5.5V.
- How much current does the LM95071 consume in active mode?
The operating current is typically 280µA and can be up to 520µA.
- What is the conversion time for the LM95071?
The conversion time is typically 130ms and can be up to 228ms.
- Does the LM95071 have a shutdown mode?
- What package type is the LM95071 available in?
The LM95071 is available in a 5-pin SOT-23 package.
- What are some common applications for the LM95071?
Common applications include system thermal management, portable electronic devices, personal computers, disk drives, office electronics, and electronic test equipment.
- How accurate is the temperature measurement of the LM95071?
The temperature accuracy is ±1°C from 0°C to 70°C and ±2°C from -40°C to 150°C.
