TMP451AIDQFR

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TMP451AIDQFR

SENSOR DIGITAL -40C-125C 8WSON

  • Manufacturer
  • Mfr. Part #TMP451AIDQFR
  • Package WSON (DQF)-8
  • Datasheet
  • In Stock4984

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Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
SensorType Digital, Local/Remote
SensingTemperature-Local -40°C ~ 125°C
SensingTemperature-Remote -64°C ~ 191°C
OutputType I²C/SMBus
Voltage-Supply 1.7V ~ 3.6V
Resolution 12 b
Features One-Shot, Output Switch, Programmable Limit, Shutdown Mode
Accuracy-Highest(Lowest) ±1°C (±2°C)
TestCondition 0°C ~ 70°C (-40°C ~ 125°C)
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-WFDFN

Overview

Description

The TMP451AIDQFR is a precision temperature sensor IC from Texas Instruments. It's designed to measure temperature accurately and is commonly used in electronic devices where precise thermal management is critical. This sensor features a local temperature sensor and a remote sensing capability through a diode-connected transistor, often used for monitoring temperatures in processors or other heat-generating components.
Key features of the TMP451AIDQFR include a high accuracy of typically ±1°C for local temperature measurements and ±1°C for remote measurements, a wide operating voltage range, and a digital interface compatible with I2C or SMBus. It can measure temperatures ranging from -40°C to +125°C locally and -64°C to +191°C remotely.
The TMP451AIDQFR's compact design makes it suitable for space-constrained applications, and it is often used in computers, servers, and industrial systems. Its ability to provide reliable temperature readings helps in optimizing system performance and longevity by enabling precise thermal control strategies.

Features

The TMP451AIDQFR is a precision temperature sensor from Texas Instruments. It is designed for applications requiring accurate temperature monitoring. Key features include:
1. High Accuracy: Offers a temperature accuracy of ±1°C, which is suitable for precise thermal management.
2. Remote and Local Sensing: It can monitor both local and remote temperatures, with the remote sensing capability allowing it to measure the temperature of a remote diode-connected transistor.
3. Digital Interface: Utilizes an I²C/SMBus-compatible interface for easy integration with other systems.
4. Wide Temperature Range: Operates over a broad temperature range, typically from -40°C to +125°C.
5. Programmable Features: Includes programmable alert thresholds and hysteresis for customizable temperature monitoring.
6. Low Power Consumption: Efficient power usage makes it suitable for battery-operated devices.
7. Compact Package: Available in small, space-saving packages, such as the 8-pin SOIC.
These features make the TMP451AIDQFR ideal for use in telecommunications, computing, and consumer electronics where accurate temperature monitoring is essential.

Package

The TMP451AIDQFR is packaged in a WSON (Very Very Thin Small Outline No-lead) package.

Pinout

The TMP451AIDQFR is a remote temperature sensor IC manufactured by Texas Instruments. It typically comes in an 8-pin package. Here's a concise breakdown of its pin functions:
1. V+ (Pin 1): Power supply pin, typically 3.3V.
2. D+ (Pin 2): Positive connection for the remote temperature sensor diode.
3. D- (Pin 3): Negative connection for the remote temperature sensor diode.
4. GND (Pin 4): Ground pin.
5. ALERT (Pin 5): Open-drain output used for alert signaling when temperature limits are exceeded.
6. SDA (Pin 6): Serial Data Line for I2C communication.
7. SCL (Pin 7): Serial Clock Line for I2C communication.
8. ADD0 (Pin 8): Address pin used to set the I2C address of the device.
The TMP451 is used for precise temperature measurement and communication in applications requiring remote monitoring, such as computing and industrial equipment.

Manufacturer

The TMP451AIDQFR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor company that designs and produces a broad range of integrated circuits and electronic components. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its analog chips and embedded processors, which are used in everything from consumer electronics to industrial and automotive applications. The company focuses on innovation and reliability, offering solutions that enable customers to create electronic systems with greater performance and efficiency.

Application

The TMP451AIDQFR is a remote and local temperature sensor used in a variety of applications. It is commonly utilized in environmental monitoring, industrial automation, power management, and consumer electronics. Its ability to accurately measure temperature makes it ideal for use in HVAC systems, data centers, and telecommunications equipment. Additionally, it's used in battery management systems and thermal protection for processors in computers and other electronic devices.

Equivalent

The TMP451AIDQFR is a precision temperature sensor from Texas Instruments. Equivalent products include the LM75 series from NXP or Microchip, the MAX31725 from Maxim Integrated, and the MCP9808 from Microchip. When selecting an equivalent, ensure compatibility in terms of sensor accuracy, communication protocol (I2C), temperature range, and package type.

Shipping

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