Description:
The LM35DZ is a precision integrated-circuit temperature sensor, with an output voltage linearly proportional to the Celsius (Centigrade) temperature. It offers a simple, low-cost solution for temperature measurement in various applications, providing accurate readings without the need for external calibration.
Key Features:
- Calibrated Directly in Celsius (Centigrade)
- Linear +10 mV/°C Scale Factor
- Ensured Accuracy of ±0.5°C at 25°C
- Operating Temperature Range: 0°C to +100°C
- Low Self-Heating: 0.08°C in Still Air
- Low Output Impedance: 0.1 Ω for 1 mA Load
- Operates from 4 V to 30 V DC
- Low Current Drain: Less than 60 μA
- Suitable for Remote Applications
- Package Type: TO-92 (3-pin)
Applications:
- Environmental Monitoring Systems
- HVAC Systems
- Battery Management
- Home Appliances
- Industrial Process Control
- Medical Devices
Electrical Characteristics:
- Supply Voltage Range: 4 V to 30 V DC
- Output Voltage: 10 mV per °C
- Accuracy: ±0.5°C at 25°C
- Non-Linearity: ±¼°C Typical
- Current Consumption: Less than 60 μA
- Self-Heating: 0.08°C in Still Air
Pin Configuration:
- VCC: Supply Voltage
- VOUT: Output Voltage
- GND: Ground
Typical Applications:
- Temperature Measurement and Control Systems
- Thermal Protection for Electronic Devices
- Remote Temperature Sensing
- Consumer Electronics
Note: The LM35DZ does not require any external calibration or trimming to provide typical accuracies of ±0.5°C at room temperature and ±0.75°C over a full −55°C to +150°C temperature range. Its low output impedance, linear output, and precise inherent calibration make interfacing to readout or control circuitry especially easy.
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