ADT7517ARQZ-REEL

Product Overview

Category

The ADT7517ARQZ-REEL belongs to the category of integrated circuit (IC) temperature sensors.

Use

This IC temperature sensor is primarily used for accurate temperature measurement and monitoring in various electronic systems.

Characteristics

• High accuracy: The ADT7517ARQZ-REEL offers precise temperature measurements with a high level of accuracy.
• Wide temperature range: It can measure temperatures ranging from -40°C to +125°C.
• Digital output: The sensor provides digital temperature readings, making it easy to interface with microcontrollers or other digital devices.
• Low power consumption: The ADT7517ARQZ-REEL operates on low power, making it suitable for battery-powered applications.
• Small form factor: This sensor comes in a compact package, allowing for easy integration into space-constrained designs.

Package and Quantity

The ADT7517ARQZ-REEL is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels containing a specific quantity of sensors, such as 2500 units per reel.

Specifications

• Temperature Measurement Range: -40°C to +125°C
• Resolution: 0.0625°C
• Accuracy: ±0.5°C (maximum)
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C (compatible with SMBus)
• Operating Current: 200µA (typical)

Pin Configuration

The ADT7517ARQZ-REEL has a total of 8 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: Interrupt output indicating temperature threshold crossing
6. A0: Address selection bit 0
7. A1: Address selection bit 1
8. ADD: Address selection pin

Functional Features

• Temperature Conversion: The ADT7517ARQZ-REEL converts the analog temperature signal into a digital value using an internal ADC.
• Digital Interface: It communicates with microcontrollers or other digital devices through the I2C interface, providing easy integration into existing systems.
• Temperature Threshold Alert: The sensor can generate an interrupt signal (ALERT pin) when the temperature crosses a user-defined threshold.

Advantages and Disadvantages

Advantages

• High accuracy temperature measurements
• Wide temperature range
• Low power consumption
• Compact form factor
• Easy integration with digital systems

Disadvantages

• Limited to I2C/SMBus interface compatibility
• Requires external pull-up resistors for I2C communication

Working Principles

The ADT7517ARQZ-REEL operates based on the principle of temperature-dependent voltage output from an integrated temperature sensor. This voltage is converted into a digital value using an internal ADC. The digital temperature data is then made available through the I2C interface for further processing or display.

Detailed Application Field Plans

The ADT7517ARQZ-REEL finds applications in various fields, including:

1. Consumer Electronics: Temperature monitoring in smartphones, tablets, and laptops.
2. Industrial Automation: Temperature control in manufacturing processes and equipment.
3. HVAC Systems: Monitoring and controlling temperature in heating, ventilation, and air conditioning systems.
4. Automotive: Temperature sensing in engine management systems, climate control, and battery management.
5. Medical Devices: Temperature monitoring in medical equipment and patient monitoring systems.

Alternative Models

Here are some alternative models that offer similar functionality to the ADT7517ARQZ-REEL:

1. TMP117: High-accuracy digital temperature sensor with I2C interface.
2. LM75: Digital temperature sensor and thermal watchdog with I2C/SMBus compatibility.
3. MAX31855: Thermocouple-to-digital converter with high accuracy and SPI interface.

These alternative models can be considered based on specific application requirements and system compatibility.

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