TMP451AQDQFRQ1

Introduction

The TMP451AQDQFRQ1 is a temperature sensor belonging to the category of automotive-grade integrated circuits. This sensor is designed for use in automotive applications, offering high accuracy and reliability in measuring temperature. The TMP451AQDQFRQ1 comes with specific characteristics, packaging, and quantity details that make it suitable for various automotive systems.

Basic Information Overview

• Category: Automotive-grade integrated circuit
• Use: Temperature sensing in automotive applications
• Characteristics: High accuracy, reliability, automotive-grade quality
• Package: Small outline package (SOIC)
• Essence: Precise temperature measurement for automotive systems
• Packaging/Quantity: Available in tape and reel packaging, quantity per reel varies

Specifications

The TMP451AQDQFRQ1 features the following specifications: - Temperature range: -40°C to +125°C - Accuracy: ±0.5°C (maximum) from -10°C to +85°C - Supply voltage: 2.7V to 5.5V - Interface: I2C/SMBus compatible

Detailed Pin Configuration

The detailed pin configuration of the TMP451AQDQFRQ1 is as follows: 1. VDD – Power supply input 2. GND – Ground 3. SDA – I2C data line 4. SCL – I2C clock line 5. ALERT – Open-drain alert output 6. ADDR – I2C address selection 7. A0 – Address bit 0 8. A1 – Address bit 1

Functional Features

The TMP451AQDQFRQ1 offers the following functional features: - High accuracy temperature sensing - Wide operating temperature range - I2C/SMBus interface for communication - Alert function for temperature threshold detection

Advantages and Disadvantages

Advantages

• Automotive-grade quality and reliability
• Wide temperature range support
• Compact SOIC package for space-constrained designs

Disadvantages

• Limited to I2C/SMBus interface
• Higher cost compared to non-automotive temperature sensors

Working Principles

The TMP451AQDQFRQ1 operates based on the principles of temperature-dependent voltage output. It utilizes an internal temperature-sensing element to accurately measure the ambient temperature and communicates this information through the I2C/SMBus interface.

Detailed Application Field Plans

The TMP451AQDQFRQ1 is well-suited for various automotive applications, including: - Engine management systems - Transmission control units - Battery management systems - HVAC (Heating, Ventilation, and Air Conditioning) systems - Electric vehicle powertrain monitoring

Detailed and Complete Alternative Models

For those seeking alternative models, the following automotive-grade temperature sensors can be considered: - TMP116 – High-accuracy digital temperature sensor with I2C interface - LM75 – Digital temperature sensor with I2C and SMBus interface options - MAX30205 – Clinical-grade temperature sensor with I2C interface and high accuracy

In conclusion, the TMP451AQDQFRQ1 is a reliable and accurate temperature sensor designed specifically for automotive applications. Its high precision, wide temperature range, and automotive-grade quality make it an ideal choice for various automotive systems.

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