LM35DZ/LFT2

Product Overview

• Belongs to: Integrated Circuits (ICs)
• Category: Temperature Sensor
• Use: Measures temperature with a linear output voltage
• Characteristics: High accuracy, low cost, easy interfacing
• Package: TO-92 (3 Leads), Plastic Transistor Outline
• Essence: Provides an analog voltage output proportional to temperature
• Packaging/Quantity: Bulk packaging, available in reels of 2000 units

Specifications

• Temperature Range: -55°C to 150°C
• Output Voltage: 10 mV/°C
• Supply Voltage: 4V to 30V
• Low Self-Heating: 0.1°C in still air
• Accuracy: ±0.5°C at 25°C

Detailed Pin Configuration

1. VCC - Supply Voltage
2. VOUT - Analog Output
3. GND - Ground

Functional Features

• Linear output directly proportional to temperature
• Calibrated directly in Celsius
• Low self-heating
• Wide operating voltage range

Advantages and Disadvantages

Advantages

• Simple to interface
• Calibrated directly in Celsius
• Wide temperature range
• Low cost

Disadvantages

• Requires external components for precise measurements
• Limited accuracy compared to digital sensors

Working Principles

The LM35DZ/LFT2 operates on the principle of a precision integrated-circuit temperature sensor. It produces an analog output voltage that is linearly proportional to the Celsius temperature. The sensor does not require any external calibration or trimming to provide typical accuracies of ±1/4°C at room temperature and ±3/4°C over a full -55°C to 150°C temperature range.

Detailed Application Field Plans

The LM35DZ/LFT2 is widely used in various applications such as: - Temperature monitoring systems - HVAC systems - Industrial control systems - Automotive applications - Weather stations

Detailed and Complete Alternative Models

Some alternative models to LM35DZ/LFT2 include: - TMP36 - Low voltage, precision centigrade temperature sensor - DS18B20 - Digital temperature sensor with 1-wire interface - MCP9808 - High accuracy I2C temperature sensor

In conclusion, the LM35DZ/LFT2 is a versatile and cost-effective temperature sensor suitable for a wide range of applications, offering simplicity and reliability in temperature measurement.

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