MCP9904T-1E/9Q

Product Overview

The MCP9904T-1E/9Q belongs to the category of temperature sensors and monitors. It is designed for use in various electronic systems to accurately measure and monitor temperature, providing essential data for thermal management and control. The MCP9904T-1E/9Q is characterized by its high accuracy, low power consumption, small package size, and versatile interface options. It is available in a compact package, making it suitable for space-constrained applications. The essence of this product lies in its ability to provide precise temperature measurements and monitoring capabilities, enhancing the reliability and performance of electronic systems. The MCP9904T-1E/9Q is typically available in tape and reel packaging with a specific quantity per reel.

Specifications

• Temperature Range: -40°C to +125°C
• Accuracy: ±0.5°C (max) from -20°C to +100°C
• Interface: I2C/SMBus
• Supply Voltage: 2.7V to 5.5V
• Package Type: 8-pin DFN

Detailed Pin Configuration

The MCP9904T-1E/9Q features an 8-pin DFN package with the following pin configuration: 1. VDD – Power supply input 2. GND – Ground 3. SDA – I2C/SMBus data line 4. SCL – I2C/SMBus clock line 5. ALERT – Temperature alert output 6. THERM – External diode temperature input 7. NC – No connect 8. ADDR – I2C address selection

Functional Features

• High Accuracy: Provides precise temperature measurements for reliable thermal management.
• Low Power Consumption: Ensures minimal impact on overall system power consumption.
• Versatile Interface: Supports I2C/SMBus interface for seamless integration into various systems.
• Temperature Alert Output: Notifies the system when temperature thresholds are exceeded.

Advantages and Disadvantages

Advantages

• Accurate temperature measurement
• Low power consumption
• Compact package size
• Versatile interface options

Disadvantages

• Limited temperature range compared to some alternative models
• May require external components for certain applications

Working Principles

The MCP9904T-1E/9Q operates by utilizing an internal temperature sensor and an external diode temperature input to accurately measure the ambient temperature. It communicates the temperature data through the I2C/SMBus interface, allowing the host system to monitor and respond to temperature changes effectively.

Detailed Application Field Plans

The MCP9904T-1E/9Q is well-suited for a wide range of applications, including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Networking equipment

Detailed and Complete Alternative Models

Some alternative models to the MCP9904T-1E/9Q include: - LM75A: Offers a wider temperature range and integrated thermal shutdown feature. - MAX30205: Provides clinical-grade temperature measurement and high accuracy.

In conclusion, the MCP9904T-1E/9Q is a reliable temperature sensor and monitor with high accuracy, low power consumption, and versatile interface options, making it suitable for diverse electronic systems.

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