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TMP75AQDRQ1

Name: TMP75AQDRQ1
Rating: 4.7 (12 reviews)

SENSOR DIGITAL -40C-125C 8SOIC

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データシート TMP75AQDRQ1 DataSheet
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仕様

Part Status	Active
Sensor Type	Digital, Local
Sensing Temperature - Local	-40°C ~ 125°C
Output Type	I2C/SMBus
Voltage - Supply	2.7V ~ 5.5V
Resolution	12 b
Accuracy - Highest (Lowest)	±1°C (±3°C)
Test Condition	-40°C ~ 125°C
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	TMP75
Grade	Automotive
Qualification	AEC-Q100

概要

Description

The TMP75AQDRQ1 is a high-accuracy digital temperature sensor from Texas Instruments, designed for a variety of applications, including industrial and automotive environments. It operates over a temperature range of -40°C to 125°C with an accuracy of ±0.5°C in the range of -25°C to 85°C. The sensor communicates via I²C, allowing multiple devices to be connected on a single bus, facilitating efficient data transfer.
It features a 12-bit resolution and provides a digital output, making it easy to interface with microcontrollers and other digital systems. The TMP75AQDRQ1 is also equipped with programmable temperature limits for overtemperature and undertemperature alerts, enhancing its utility in monitoring applications. Its small package size (VSSOP) and low power consumption make it suitable for space-constrained designs.
Overall, the TMP75AQDRQ1 is ideal for applications requiring precise temperature monitoring and control, including HVAC systems, medical devices, and automotive electronics.

Features

The TMP75AQDRQ1 is a high-accuracy digital temperature sensor designed for automotive applications. Key features include:
1. Temperature Range: Operates from -40°C to +125°C with a typical accuracy of ±1°C.
2. Digital Output: Provides a 12-bit digital temperature output via I²C or SMBus interfaces, allowing easy integration into microcontroller systems.
3. Low Power Consumption: Designed for low power usage, making it suitable for battery-operated devices.
4. Alert Function: Includes programmable overtemperature and undertemperature alerts to enable proactive system management.
5. Multiple Device Support: Supports multiple devices on the same I²C bus, allowing for expanded system configurations.
6. Automotive Grade: Compliant with AEC-Q100 standards, ensuring reliability in harsh automotive environments.
7. Small Package Size: Available in a compact VQFN package, facilitating space-saving designs.
The TMP75AQDRQ1 is ideal for automotive climate control, battery management, and other temperature sensing applications.

Package

The TMP75AQDRQ1 is packaged in a 16-pin HTQFP (Thin Quad Flat Package) form factor.

Pinout

The TMP75AQDRQ1 is a digital temperature sensor with a total of 8 pins. Here are the pin functions:
1. V+ (Power Supply): Connects to the positive supply voltage (typically 3.0V to 5.5V).
2. GND (Ground): Connects to the ground of the circuit.
3. SDA (Serial Data Line): Used for data communication in I²C mode. It carries the data to and from the device.
4. SCL (Serial Clock Line): Provides the clock signal for I²C communication.
5. ALERT: An open-drain output that indicates when the temperature exceeds a preset threshold.
6. T_OUT: An analog output that can be used for temperature measurement.
7. NC (Not Connected): Not used and should be left unconnected.
8. VREF (Reference Voltage): Connects to a reference voltage to improve accuracy under certain conditions.
This device is commonly used in automotive applications due to its precision and reliability.

Manufacturer

The TMP75AQDRQ1 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments is renowned for designing and manufacturing a wide range of analog and embedded processing chips. The company is particularly well-known for its innovations in analog electronics, digital signal processing, and microcontrollers. TI serves various industries, including automotive, industrial, and consumer electronics, providing solutions that enhance efficiency and performance in electronic systems. As a major player in the semiconductor market, Texas Instruments focuses on reliability and quality in its products, catering to both high-volume and specialized applications.

Application

The TMP75AQDRQ1 is a digital temperature sensor commonly used in automotive applications, including engine temperature monitoring, battery management systems, and climate control systems. Its precision and reliability make it suitable for industrial automation, HVAC systems, and consumer electronics needing temperature feedback. Additionally, it can be employed in medical devices for temperature monitoring to ensure safety and compliance.

Equivalent

The TMP75AQDRQ1 is a digital temperature sensor. Equivalent products include the LM75, TMP75, MCP9801, and DS1621. These alternatives offer similar temperature sensing functions but may vary in specifications like accuracy, interface, and operating temperature range. Always check the datasheets for specific requirements in your application.