ADM1027ARQ-REEL7

Product Overview

Category

ADM1027ARQ-REEL7 belongs to the category of integrated circuit (IC) temperature sensors.

Use

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

Characteristics

• High accuracy: The ADM1027ARQ-REEL7 offers precise temperature measurements with a high level of accuracy.
• Digital output: It provides digital temperature readings, making it compatible with digital systems.
• Wide temperature range: This sensor can measure temperatures within a wide range, suitable for diverse applications.
• Low power consumption: The ADM1027ARQ-REEL7 operates with low power consumption, minimizing energy usage.
• Small package size: It comes in a compact package, allowing for easy integration into different electronic designs.

Package and Quantity

The ADM1027ARQ-REEL7 is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels containing a specific quantity of sensors, usually 2500 units per reel.

Specifications

• Temperature range: -40°C to +125°C
• Accuracy: ±1°C
• Resolution: 0.0625°C
• Supply voltage: 3.0V to 5.5V
• Interface: I2C/SMBus compatible
• Operating current: 200µA (typical)

Pin Configuration

The ADM1027ARQ-REEL7 has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 2 │ ├───┼───┤ │ 3 │ 4 │ ├───┼───┤ │ 5 │ 6 │ ├───┼───┤ │ 7 │ 8 │ └───┴───┘

1. VCC: Supply voltage input
2. GND: Ground reference
3. SDA: Serial data line (I2C/SMBus)
4. SCL: Serial clock line (I2C/SMBus)
5. ALERT: Interrupt output
6. THERM: Temperature sensor input
7. OS/INT: Overtemperature shutdown or interrupt output selection
8. NC: No connection

Functional Features

• Temperature measurement: The ADM1027ARQ-REEL7 accurately measures temperature using an internal sensor.
• Digital interface: It communicates temperature readings digitally through the I2C/SMBus interface.
• Programmable limits: The device allows users to set programmable temperature limits for triggering alerts or shutdowns.
• Interrupt output: The ADM1027ARQ-REEL7 provides an interrupt signal when temperature exceeds programmed limits.
• Standby mode: It offers a low-power standby mode for energy-saving applications.

Advantages and Disadvantages

Advantages

• High accuracy ensures precise temperature measurements.
• Digital output simplifies integration with digital systems.
• Wide temperature range makes it suitable for various applications.
• Low power consumption minimizes energy usage.
• Compact package size allows for easy integration.

Disadvantages

• Limited to I2C/SMBus interface, may not be compatible with all systems.
• Accuracy may be affected by external factors such as noise or interference.

Working Principles

The ADM1027ARQ-REEL7 utilizes an internal temperature sensor to measure the ambient temperature. It converts the analog temperature reading into a digital format and communicates it through the I2C/SMBus interface. Users can program temperature limits, and the device generates an interrupt signal if these limits are exceeded. The sensor operates within a specified temperature range and provides accurate readings with a resolution of 0.0625°C.

Application Field Plans

The ADM1027ARQ-REEL7 is widely used in various applications, including:

1. Computer systems: It helps monitor the temperature of CPUs, graphics cards, and other components to prevent overheating.
2. Industrial equipment: The sensor ensures proper temperature control in machinery, preventing damage due to excessive heat.
3. Automotive electronics: It enables temperature monitoring in automotive systems, contributing to efficient operation and reliability.
4. Medical devices: The ADM1027ARQ-REEL7 assists in maintaining optimal temperature levels in medical equipment for accurate measurements and patient safety.
5. HVAC systems: It aids in temperature regulation in heating, ventilation, and air conditioning systems, ensuring comfort and energy efficiency.

Alternative Models

Several alternative models offer similar functionality to the ADM1027ARQ-REEL7. These include:

1. TMP102: A digital temperature sensor with I2C interface and high accuracy.
2. LM35: An analog temperature sensor with a wide temperature range and simple interface