TMP400AIDBQT

Product Overview

Category: Temperature Sensor
Use: Monitoring and controlling temperature in electronic devices
Characteristics: High accuracy, low power consumption, small package size
Package: 8-pin SOIC
Essence: Precise temperature sensing for various applications
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Temperature Range: -40°C to +125°C
• Accuracy: ±1.5°C (max) from -10°C to +100°C
• Supply Voltage: 2.7V to 5.5V
• Quiescent Current: 45µA (typ)
• Output Type: Digital, I2C interface

Detailed Pin Configuration

1. GND
2. SDA
3. SCL
4. ALERT
5. V+
6. OS
7. CT
8. GND

Functional Features

• High accuracy over a wide temperature range
• Low power consumption for energy-efficient operation
• Small package size for space-constrained designs
• Digital output for easy interfacing with microcontrollers

Advantages

• Wide operating temperature range suitable for various environments
• Low power consumption extends battery life in portable devices
• Small package size enables integration into compact designs
• Digital output simplifies interfacing with microcontrollers

Disadvantages

• Limited temperature accuracy compared to some high-end sensors
• Requires an I2C interface, which may not be compatible with all systems

Working Principles

The TMP400AIDBQT operates based on the principles of temperature-dependent voltage output. It utilizes an internal bandgap reference and a sigma-delta analog-to-digital converter to accurately measure temperature. The digital output is then made available through the I2C interface.

Detailed Application Field Plans

The TMP400AIDBQT is ideal for use in various applications such as: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - HVAC (Heating, Ventilation, and Air Conditioning)

Detailed and Complete Alternative Models

1. TMP117: Higher accuracy and wider temperature range
2. LM75: Simple I2C temperature sensor with lower accuracy
3. DS18B20: One-wire digital temperature sensor with programmable resolution

In conclusion, the TMP400AIDBQT temperature sensor offers high accuracy, low power consumption, and a small package size, making it suitable for diverse temperature monitoring and control applications across different industries.

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