ADT7516ARQ

Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Function:	Temp Monitoring System (Sensor)
Sensor Type:	Internal and External
Sensing Temperature:	-40°C ~ 120°C
Accuracy:	±5°C(Max)
Topology:	ADC, Comparator, Multiplexer, Register Bank
Output Type:	I²C, MICROWIRE, QSPI, SPI
Output Alarm:	No
Output Fan:	No
Voltage - Supply:	2.7 V ~ 5.5 V
Operating Temperature:	-40°C ~ 120°C
Mounting Type:	Surface Mount
Package / Case:	16-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	16-QSOP
Base Part Number:	ADT7516

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ADT7516ARQ Overview

The ADT7516ARQ is a programmable thermal management device that helps regulate temperature, controlling the power and temperature of a variety of devices in different applications. It is a member of the PMIC - Thermal Management family.

Features and Benefits

The ADT7516ARQ provides a comprehensive set of features that are beneficial to many applications. The integrated fan controller and TRIAC dimmer capabilities give the device high flexibility in fan control applications, allowing users to customize and extend the features of their devices, such as reduced humming noise, higher energy efficiency, and detailed fan control.The device also features a unique high-voltage monitor, which alerts users of excessive voltage applied to the device with an audible alarm warning. In addition, the ADT7516ARQ contains open collector outputs, which offer compatibility with most logic levels, as well as external temperature sensing, which gives users the ability to monitor and detect temperature trends, as well as guard against thermal runaway.

Application Fields

The ADT7516ARQ is a valuable solution for many types of applications. It is ideally suited for computer power supplies and multimedia systems, as it is capable of driving up to 16 DC fan motors, providing precise temperature and power control for these devices.Additionally, the ADT7516ARQ is well suited for use in industrial applications, such as robotics and automation. Its compatibility with a wide range of logic levels and open collector outputs provides the user with robust control and monitoring capabilities, providing reliability and hassle-free operation.

Working Principle

The ADT7516ARQ combines analog and digital elements to provide a comprehensive thermal management solution. The device utilizes an analog temperature sensing system that detects the temperature of the device\'s environment. This temperature data is then fed into an analog-to-digital converter which converts it into a digital signal. The digital signal is then used to control the fan motor speed and TRIAC dimming circuit. The fan motor speed is regulated by a PWM (pulse width modulation) output. The TRIAC dimming circuit is regulated by a digital enable/disable output which is used to turn the fan speed up or down. The open collector outputs can be used to provide additional control and monitoring features to the device. These outputs can be configured to control power, LED brightness, and receive alarms, depending on the user\'s requirements.

Conclusion

The ADT7516ARQ is a powerful and reliable programmable thermal management device designed to provide precise temperature and power control for a variety of devices and applications. Its key features offer a comprehensive solution for temperature and power monitoring, as well as fan control, high voltage alarm, and open collector output. The device is a member of the PMIC - Thermal Management family, and has a broad range of application fields, including computer power supplies, multimedia systems, robotics, and automation.

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