Overview
The ADT7483AARQZ-REEL is a three-channel digital thermometer and under/over temperature alarm produced by onsemi. This component is designed for use in various thermal management systems, including PCs, industrial controllers, and embedded systems. It features both local and remote temperature sensing capabilities, making it versatile for a wide range of applications. The device operates with a 2-wire SMBus serial interface and supports SMBus alert functionality, enabling efficient communication and alarm management.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Category | Analog and Digital Output | |
| Sensor Type | Digital, Local/Remote | |
| Sensing Temperature - Local | 0°C ~ 127°C | °C |
| Sensing Temperature - Remote | -64°C ~ 191°C | °C |
| Output Type | SMBus | |
| Voltage - Supply | 3V ~ 3.6V | V |
| Accuracy - Highest (Lowest) | ±1°C (±2.5°C) | °C |
| Operating Temperature | -40°C ~ 125°C | °C |
| Mounting Type | Surface Mount | |
| Package / Case | 16-SSOP (0.154", 3.90mm Width) | |
| Operating Current | 240 µA | µA |
| Standby Current | 5 µA | µA |
Key Features
- One local and two remote temperature sensors
- 0.25°C resolution and 1°C accuracy on remote channels; 1°C resolution and 1°C accuracy on the local channel
- Extended, switchable temperature measurement range: 0°C to 127°C (default) or -64°C to +191°C
- 2-wire SMBus serial interface with SMBus alert support
- Programmable over/under temperature limits
- Offset registers for system calibration
- Up to two overtemperature fail-safe THERM outputs
- Small 16-lead QSOP package
- Pb-free, halogen-free, and RoHS compliant
Applications
- Desktop and notebook computers
- Industrial controllers
- Smart batteries
- Automotive systems
- Embedded systems
- Burn-in applications
- Instrumentation
Q & A
- What is the ADT7483AARQZ-REEL used for?
The ADT7483AARQZ-REEL is used as a three-channel digital thermometer and under/over temperature alarm in various thermal management systems.
- What are the sensing temperature ranges for the ADT7483AARQZ-REEL?
The local sensing temperature range is 0°C to 127°C, and the remote sensing temperature range is -64°C to +191°C.
- What is the output type of the ADT7483AARQZ-REEL?
The output type is SMBus.
- What is the supply voltage range for the ADT7483AARQZ-REEL?
The supply voltage range is 3V to 3.6V.
- What is the accuracy of the ADT7483AARQZ-REEL?
The accuracy is ±1°C (±2.5°C) for the highest (lowest) temperature measurements.
- What are the key features of the ADT7483AARQZ-REEL?
Key features include one local and two remote temperature sensors, programmable over/under temperature limits, offset registers for system calibration, and up to two overtemperature fail-safe THERM outputs.
- What are the typical applications of the ADT7483AARQZ-REEL?
Typical applications include desktop and notebook computers, industrial controllers, smart batteries, automotive systems, embedded systems, burn-in applications, and instrumentation.
- Is the ADT7483AARQZ-REEL RoHS compliant?
- What is the package type of the ADT7483AARQZ-REEL?
The package type is a 16-lead QSOP.
- What is the operating current of the ADT7483AARQZ-REEL?
The operating current is 240 µA, and the standby current is 5 µA.
