ADT7470ARQZ-REEL

Product Overview

Category

The ADT7470ARQZ-REEL belongs to the category of integrated circuit (IC) temperature sensors.

Use

This product is primarily used for monitoring and controlling temperature in various electronic devices and systems.

Characteristics

• The ADT7470ARQZ-REEL is a highly accurate and reliable temperature sensor.
• It offers precise temperature measurements with low power consumption.
• This IC sensor provides digital output, making it compatible with modern digital systems.
• It supports multiple temperature measurement channels, allowing for versatile applications.
• The ADT7470ARQZ-REEL has built-in features for thermal management and fan control.

Package

The ADT7470ARQZ-REEL comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to accurately measure temperature and provide control mechanisms for efficient thermal management.

Packaging/Quantity

The ADT7470ARQZ-REEL is typically packaged in reels containing a specified quantity of ICs. The exact quantity may vary depending on the supplier.

Specifications

• Temperature Measurement Range: -40°C to +125°C
• Resolution: 0.0625°C
• Supply Voltage: 3.0V to 3.6V
• Interface: I2C/SMBus
• Number of Temperature Channels: 4
• Fan Control Outputs: 4
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADT7470ARQZ-REEL has a total of 16 pins. Here is the detailed pin configuration:

1. VDD: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output for I2C communication
4. SCL: Serial clock input for I2C communication
5. ALERT#: Open-drain output for temperature alert
6. TACH1: Tachometer input for fan speed measurement
7. TACH2: Tachometer input for fan speed measurement
8. TACH3: Tachometer input for fan speed measurement
9. TACH4: Tachometer input for fan speed measurement
10. PWM1: Pulse-width modulation (PWM) output for fan control
11. PWM2: Pulse-width modulation (PWM) output for fan control
12. PWM3: Pulse-width modulation (PWM) output for fan control
13. PWM4: Pulse-width modulation (PWM) output for fan control
14. VCC: Power supply voltage output
15. GND: Ground reference
16. NC: No connection

Functional Features

• Accurate temperature measurement with high resolution.
• Multiple temperature channels for monitoring different areas.
• Integrated fan control outputs for efficient thermal management.
• Temperature alert functionality to trigger actions based on predefined thresholds.
• Compatibility with I2C/SMBus interface for easy integration into digital systems.

Advantages and Disadvantages

Advantages

• High accuracy and resolution for precise temperature measurements.
• Versatile application due to multiple temperature channels.
• Efficient thermal management through integrated fan control.
• Digital output for compatibility with modern digital systems.

Disadvantages

• Limited temperature range (-40°C to +125°C).
• Requires external components for fan control implementation.
• Relatively small package size may require careful handling during assembly.

Working Principles

The ADT7470ARQZ-REEL operates by sensing the temperature using its internal sensor elements. It converts the analog temperature readings into digital values, which can be accessed through the I2C/SMBus interface. The IC also incorporates fan control outputs, allowing it to regulate fan speed based on temperature measurements. The temperature alert feature enables the IC to trigger actions or alerts when the temperature exceeds predefined thresholds.

Detailed Application Field Plans

The ADT7470ARQZ-REEL finds applications in various fields, including:

1. Computer Systems: It can be used for monitoring and controlling temperature in desktop computers, servers, and laptops.
2. Industrial Equipment: The IC is suitable for temperature management in industrial machinery and equipment.
3. Automotive Electronics: It can be utilized in automotive systems for temperature monitoring and control.
4. Home Appliances: The ADT7470ARQZ-REEL can be integrated into household appliances like refrigerators, air conditioners, and ovens to ensure optimal temperature regulation.

Detailed and Complete Alternative Models

1. LM35: A popular analog temperature sensor with a wide temperature range and simple interface.
2. DS18B20: A digital temperature sensor with programmable resolution and one-wire interface.
3. TMP36: An analog temperature sensor with low power consumption and wide operating voltage range.
4. MAX31855: A thermocouple