LM4040AIM3X-5.0/NOPB

The LM4040AIM3X-5.0/NOPB is a precision voltage reference from Texas Instruments, designed to provide a stable and accurate reference voltage for various electronic applications. Here’s a detailed description of its features and specifications:

General Overview:

• Type: Precision Voltage Reference
• Manufacturer: Texas Instruments
• Part Number: LM4040AIM3X-5.0/NOPB
• Package Type: SOT-23 (Surface Mount)
• Lead Count: 3 leads

Key Features:

• Output Voltage: The LM4040AIM3X-5.0 provides a fixed output voltage of 5.0V, making it suitable for applications requiring a stable reference voltage.
• Temperature Coefficient: It has a low temperature coefficient, typically around 10 ppm/°C, ensuring minimal drift in output voltage with temperature changes.
• Output Impedance: The device features low output impedance, which helps maintain stability under varying load conditions.
• Noise Performance: The LM4040AIM3X-5.0 exhibits low noise characteristics, making it ideal for sensitive analog applications.
• Operating Current: The reference operates with a low quiescent current, typically around 100 µA, which is beneficial for battery-powered applications.
• Wide Operating Temperature Range: The device is rated for operation over a temperature range of -40°C to +125°C, ensuring reliability in diverse environmental conditions.

Electrical Characteristics:

• Initial Accuracy: The output voltage accuracy is typically ±1% at room temperature, ensuring that the reference voltage is close to the specified value.
• Long-Term Stability: The LM4040AIM3X-5.0 is designed for long-term stability, making it suitable for precision applications that require consistent performance over time.
• Reverse Polarity Protection: The device includes features to protect against reverse polarity, enhancing its robustness in circuit designs.

Applications:

The LM4040AIM3X-5.0 is widely used in various applications, including:

• Precision analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)
• Instrumentation and measurement systems
• Power supply regulation
• Calibration equipment

Packaging and Ordering Information:

• Package: SOT-23, which is compact and suitable for surface mount technology (SMT) applications.
• Ordering Information: The part number includes the suffix “NOPB,” indicating that it is lead-free and compliant with RoHS standards, making it environmentally friendly.

Conclusion:

The LM4040AIM3X-5.0/NOPB from Texas Instruments is a highly reliable and precise voltage reference ideal for a wide range of electronic applications. Its combination of low noise, low temperature coefficient, and robust performance makes it a preferred choice for engineers looking for a dependable voltage reference solution.