ADT7519ARQZ-REEL

Product Overview

Category

The ADT7519ARQZ-REEL belongs to the category of integrated circuit (IC) temperature sensors.

Use

This IC temperature sensor is designed to accurately measure and monitor temperature in various electronic systems and applications.

Characteristics

• High accuracy: The ADT7519ARQZ-REEL offers precise temperature measurements with a high level of accuracy.
• Wide temperature range: It can operate over a wide temperature range, making it suitable for diverse environments.
• Digital output: The sensor provides a digital output, simplifying integration into digital systems.
• Low power consumption: It consumes minimal power, making it energy-efficient.
• Small form factor: The ADT7519ARQZ-REEL comes in a compact package, allowing for easy integration into space-constrained designs.

Package and Quantity

The ADT7519ARQZ-REEL is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels containing a specific quantity of sensors, which varies depending on the supplier.

Specifications

• Temperature range: -40°C to +125°C
• Resolution: 0.0625°C
• Supply voltage: 2.7V to 5.5V
• Interface: I2C/SMBus compatible
• Accuracy: ±1°C (maximum)
• Operating current: 200µA (typical)

Pin Configuration

The ADT7519ARQZ-REEL has a total of 8 pins, which are assigned specific functions as follows:

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: Serial data line for I2C communication
4. SCL: Serial clock line for I2C communication
5. ALERT: Interrupt output for temperature threshold detection
6. A0: Address selection bit 0
7. A1: Address selection bit 1
8. NC: No connection (unused pin)

Functional Features

• Temperature measurement: The ADT7519ARQZ-REEL accurately measures temperature using an internal sensor.
• Digital interface: It communicates temperature data digitally through the I2C/SMBus interface.
• Programmable thresholds: The sensor allows users to set temperature thresholds and generate alerts when these thresholds are crossed.
• Low power mode: It offers a low-power standby mode, reducing power consumption when not actively measuring temperature.

Advantages and Disadvantages

Advantages

• High accuracy ensures precise temperature measurements.
• Wide temperature range makes it suitable for various applications.
• Digital output simplifies integration into digital systems.
• Low power consumption enhances energy efficiency.
• Compact package enables easy integration into space-constrained designs.

Disadvantages

• Limited resolution compared to some other temperature sensors.
• Requires additional components for proper operation (microcontroller, I2C interface).

Working Principles

The ADT7519ARQZ-REEL operates based on the principle of temperature-dependent voltage changes in its internal sensor. These voltage changes are converted into digital values using an analog-to-digital converter (ADC) within the IC. The digital temperature data is then communicated through the I2C/SMBus interface.

Application Field Plans

The ADT7519ARQZ-REEL finds application in various fields, including but not limited to: - Consumer electronics: Temperature monitoring in smartphones, tablets, and laptops. - Industrial automation: Temperature control in manufacturing processes and equipment. - HVAC systems: Monitoring and controlling temperature in heating, ventilation, and air conditioning systems. - Automotive: Temperature sensing in automotive systems, such as engine management and climate control. - Medical devices: Precise temperature measurement in medical equipment and instruments.

Alternative Models

• LM35: A popular analog temperature sensor with a linear output voltage proportional to temperature.
• DS18B20: A digital temperature sensor with a unique address for easy integration into multi-sensor networks.
• TMP36: An analog temperature sensor with low power consumption and wide temperature range.

These alternative models offer similar functionality to the ADT7519ARQZ-REEL and can be considered based on specific application requirements.

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