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TMP275 from TI,Texas Instruments

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TMP275

Manufacturer: TI

0.5C Digital Out Temperature Sensor

Partnumber Manufacturer Quantity Availability
TMP275 TI 309 In Stock

Description and Introduction

0.5C Digital Out Temperature Sensor The TMP275 is a digital temperature sensor from Texas Instruments (TI) with the following specifications, descriptions, and features:  

### **Specifications:**  
- **Temperature Range:** -40°C to +125°C  
- **Accuracy:** ±1°C (max) from -25°C to +85°C  
- **Resolution:** 9 to 12 bits (user-selectable)  
- **Supply Voltage:** 2.7V to 5.5V  
- **Interface:** I²C/SMBus compatible  
- **Address Pins:** 3 (supports up to 8 addresses)  
- **Conversion Time:** 28ms (typical)  
- **Low Power Consumption:** 50µA (typical)  

### **Descriptions:**  
- The TMP275 is a high-precision, digital temperature sensor with an I²C interface.  
- It provides accurate temperature measurements with low power consumption, making it suitable for various applications.  
- The sensor includes programmable alarms and shutdown mode for power savings.  

### **Features:**  
- **High Accuracy:** ±1°C (max) over a wide temperature range.  
- **Digital Output:** Eliminates the need for external calibration.  
- **Programmable Resolution:** Adjustable from 9 to 12 bits.  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **SMBus Alert Function:** Supports system interrupt for temperature events.  
- **Small Package Options:** Available in SOIC-8 and MSOP-8 packages.  

This information is based on the official TI datasheet for the TMP275.

Application Scenarios & Design Considerations

0.5C Digital Out Temperature Sensor

Alternative Part Number

  • LM75B --: I2C digital temperature sensor with similar accuracy and pinout, widely available and cost-effective drop-in replacement for many TMP275 designs.
  • STLM75 --: I2C temperature sensor with compatible register map and accuracy, suitable alternative when TI part is unavailable.
  • MCP9808 --: High-accuracy I2C temperature sensor with comparable interface and better precision, good upgrade option for TMP275 applications.
  • STTS751 --: I2C digital temperature sensor with similar resolution and package options, offering a cost-effective alternative.

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