LM629MX-8/NOPB

The LM629MX-8/NOPB is a high-performance, precision voltage reference and regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed for applications requiring a stable and accurate voltage reference, making it suitable for a variety of electronic devices and systems.

Key Features:

1. Voltage Reference: The LM629 provides a stable output voltage, typically around 2.5V, with a low temperature coefficient, ensuring minimal drift over temperature variations.

2. Output Current: It can source or sink a significant amount of current, typically up to 20 mA, making it versatile for different load requirements.

3. Low Noise: The device is designed to minimize output noise, which is crucial for sensitive analog applications, ensuring that the reference voltage remains stable and clean.

4. Wide Operating Temperature Range: The LM629MX-8/NOPB operates effectively over a broad temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

5. Package Type: The "MX" in the part number indicates that it comes in a small outline integrated circuit (SOIC) package, which is compact and suitable for space-constrained designs. The "NOPB" suffix indicates that the part is lead-free, aligning with environmental standards.

6. Power Supply Rejection Ratio (PSRR): The LM629 exhibits excellent PSRR, which means it can maintain a stable output voltage even with variations in the input supply voltage.

7. Applications: This IC is commonly used in precision analog circuits, data acquisition systems, instrumentation, and any application where a stable reference voltage is critical.

8. Pin Configuration: The LM629MX-8/NOPB typically features an 8-pin configuration, with pins designated for input voltage, output voltage, ground, and feedback, among others, allowing for straightforward integration into circuit designs.

Electrical Characteristics:

• Input Voltage Range: The device can operate with a wide input voltage range, typically from 3V to 15V.
• Output Voltage Accuracy: The output voltage is highly accurate, with a tolerance of ±1% or better, depending on the specific conditions.
• Temperature Coefficient: The temperature coefficient is low, often around 10 ppm/°C, ensuring minimal variation with temperature changes.

Conclusion:

The LM629MX-8/NOPB from Texas Instruments is a robust and reliable voltage reference and regulator IC, ideal for applications that demand precision and stability. Its combination of low noise, wide operating range, and compact packaging makes it a popular choice among engineers and designers in various fields.