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LM50BIM3 from NS,National Semiconductor

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LM50BIM3

Manufacturer: NS

SOT-23 Single-Supply Centigrade Temperature Sensor
Partnumber Manufacturer Quantity Availability
LM50BIM3 NS 1000 In Stock

Description and Introduction

SOT-23 Single-Supply Centigrade Temperature Sensor The LM50BIM3 is a precision integrated-circuit temperature sensor manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Operating Temperature Range:** -40°C to +125°C  
- **Supply Voltage Range:** 4.5V to 10V  
- **Output Voltage:** 10mV/°C scale factor + 500mV offset  
- **Accuracy:** ±2°C (at +25°C), ±3°C (over full range)  
- **Quiescent Current:** 120µA (typical)  
- **Package:** SOT-23 (3-pin)  

**Descriptions and Features:**  
- Linear analog output proportional to temperature  
- Calibrated directly in Celsius (°C)  
- Low self-heating (0.08°C in still air)  
- Wide operating voltage range  
- Suitable for battery-powered applications  
- No external calibration required

Application Scenarios & Design Considerations

SOT-23 Single-Supply Centigrade Temperature Sensor

Alternative Part Number

  • STLM20W87F --: Analog temperature sensor with similar SOT-23 package and linear voltage output, suitable drop-in replacement for LM50 in most applications.
  • MCP9700A-E/OT --: Low-cost analog temperature sensor in SOT-23-5 with linear output, widely used as an LM50 alternative with similar accuracy.
  • LMT85LP --: Analog temperature sensor in SOT-23 package with linear output and comparable temperature range, from a major supplier of LM50-class sensors.

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