LM285BXZ-2.5/NOPB

The LM285BXZ-2.5/NOPB is a precision voltage reference integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable reference voltage of 2.5 volts, making it suitable for a variety of applications, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems.

Key Features:

1. Voltage Reference: The LM285BXZ-2.5 provides a fixed output voltage of 2.5V with a high degree of accuracy and stability over temperature and time.

2. Temperature Coefficient: The device has a low temperature coefficient, typically around 20 ppm/°C, ensuring that the output voltage remains stable across a wide temperature range.

3. Output Impedance: The LM285 features low output impedance, which helps maintain the reference voltage under varying load conditions.

4. Wide Operating Voltage Range: The IC can operate with a supply voltage ranging from 4V to 40V, making it versatile for different circuit designs.

5. Low Noise: The device is designed to minimize noise, which is critical for precision applications.

6. Package Type: The LM285BXZ-2.5/NOPB is available in a small outline integrated circuit (SOIC) package, which is suitable for surface mount technology (SMT) applications. This compact form factor allows for efficient use of board space.

7. Pin Configuration: The IC typically has three pins: the input pin (Vin), the output pin (Vout), and the ground pin (GND). The pin configuration is designed for easy integration into various circuit designs.

8. No Lead (NOPB): The designation "NOPB" indicates that the part is free from lead (Pb), making it compliant with RoHS (Restriction of Hazardous Substances) standards.

Applications:

• Precision Measurement Systems: Used in devices that require accurate voltage references for calibration and measurement.
• Data Acquisition Systems: Ideal for ADCs and DACs where a stable reference voltage is crucial for performance.
• Voltage Regulation: Can be used in circuits requiring a stable reference for voltage regulation.
• Consumer Electronics: Employed in various consumer electronic devices for reliable performance.

Electrical Characteristics:

• Output Voltage: 2.5V nominal
• Output Current: Capable of sourcing or sinking a specified amount of current, typically up to 10 mA.
• Input Voltage Range: 4V to 40V
• Operating Temperature Range: Typically from -40°C to +125°C, ensuring reliability in harsh environments.

Conclusion:

The LM285BXZ-2.5/NOPB from Texas Instruments is a highly reliable and precise voltage reference IC that is well-suited for a wide range of applications requiring stable voltage references. Its low noise, compact package, and compliance with environmental standards make it an excellent choice for modern electronic designs.