LM35 ANALOG TEMPERATURE SENSOR TO-92

The LM35 Analog Temperature Sensor in TO-92 package is a precision integrated-circuit temperature sensor whose output voltage is linearly proportional to the Celsius (Centigrade) temperature. It provides an easy and accurate way to measure temperature without the need for external calibration circuitry. Its TO-92 form factor makes it ideal for breadboard and through-hole PCB applications.

Key Features of LM35 Analog Temperature Sensor TO-92:

• Calibrated in Celsius: Directly outputs voltage in °C without conversion.
• High Accuracy: ±0.5°C accuracy at room temperature.
• Linear Output: 10 mV/°C scale factor.
• Low Self-Heating: Less than 0.1°C in still air.
• Wide Operating Voltage: 4V to 30V supply range.

Technical Specifications of LM35 Analog Temperature Sensor TO-92:

• Temperature Range: -55°C to +150°C
• Accuracy: ±0.5°C at 25°C
• Output Voltage: 10 mV/°C
• Supply Voltage: 4V to 30V
• Current Drain: 60 μA (typical)
• Response Time: 1s (in still air)

Mechanical Specifications of LM35 Analog Temperature Sensor TO-92:

• Package Type: TO-92 (Transistor style)
• Number of Pins: 3 (Vcc, Output, GND)
• Mounting Type: Through-hole
• Body Material: Plastic molded

Dimensions:

• Body Width: 4.6mm
• Body Height: 4.9mm
• Lead Pitch: 1.27mm
• Lead Length: 14mm

Mounting Options:

• Breadboard Friendly: Easily fits standard breadboards and perf boards.
• PCB Mount: Suitable for through-hole soldering in temperature monitoring circuits.

Schematic Diagram, Connection, Wiring and Pinout of LM35 Sensor:

• Pin 1 (Vcc): Connect to 5V or 3.3V supply
• Pin 2 (Vout): Analog voltage output proportional to temperature
• Pin 3 (GND): Connect to ground
• Wiring: Use shielded cables for long-distance sensing

Datasheet of LM35 Analog Temperature Sensor TO-92:

• Download LM35 Datasheet (PDF)

Applications of LM35 Analog Temperature Sensor TO-92:

• Environmental Monitoring: Used in weather stations and greenhouse automation.
• Embedded Systems: Common in microcontroller-based temperature sensing projects.
• Consumer Electronics: Used in refrigerators, HVACs, and battery packs.
• Medical Devices: Suitable for thermometers and patient monitoring systems.
• Industrial Automation: For temperature control and alerting systems.

Equivalent of LM35 Analog Temperature Sensor TO-92:

• LM335: Analog sensor calibrated in Kelvin scale
• DS18B20: Digital one-wire temperature sensor
• TMP36: Analog sensor similar to LM35 with different calibration

Package Includes:

• 1 x LM35 Analog Temperature Sensor TO-92