DS1708TEUA

Product Overview

• Category: Integrated Circuit
• Use: Temperature Sensor
• Characteristics: High accuracy, digital output, low power consumption
• Package: TO-92
• Essence: Monolithic temperature sensor with a built-in analog-to-digital converter (ADC)
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Temperature Range: -55°C to +125°C
• Resolution: 0.0625°C
• Accuracy: ±0.5°C (-10°C to +85°C), ±2°C (-55°C to +125°C)
• Supply Voltage: 2.7V to 5.5V
• Current Consumption: 1µA (standby), 150µA (active)
• Output Interface: 1-Wire® protocol

Detailed Pin Configuration

The DS1708TEUA has three pins:

1. VDD: Power supply pin (2.7V to 5.5V)
2. GND: Ground pin
3. DQ: Data pin for communication using the 1-Wire® protocol

Functional Features

• High-resolution temperature measurement
• Digital output simplifies integration with microcontrollers
• Low power consumption extends battery life in portable applications
• Wide temperature range allows for versatile usage

Advantages and Disadvantages

Advantages: - High accuracy temperature sensing - Simple digital interface - Low power consumption - Compact TO-92 package

Disadvantages: - Limited temperature range compared to some other sensors - Higher cost compared to traditional analog temperature sensors

Working Principles

The DS1708TEUA utilizes a bandgap temperature sensor to measure the ambient temperature. The analog output from the sensor is converted into a digital signal using an internal ADC. The digital temperature value is then communicated through the 1-Wire® protocol.

Detailed Application Field Plans

The DS1708TEUA can be used in various applications, including:

1. HVAC systems: Monitoring and controlling temperature in heating, ventilation, and air conditioning systems.
2. Industrial equipment: Temperature monitoring in industrial machinery and processes.
3. Medical devices: Precise temperature measurement in medical equipment.
4. Automotive: Temperature sensing for engine management, climate control, and battery monitoring.
5. Consumer electronics: Thermal management in laptops, smartphones, and other portable devices.

Alternative Models

• DS18B20: Similar digital temperature sensor with a wider temperature range (-55°C to +125°C) and higher resolution (0.0625°C).
• LM35: Analog temperature sensor with a linear output voltage proportional to temperature.
• TMP36: Low-cost analog temperature sensor with a voltage output proportional to temperature.

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