LM285M-2.5/NOPB

The LM285M-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, digital-to-analog converters, and other precision measurement systems.

Key Features:

1. Voltage Reference: The LM285M-2.5 provides a fixed output voltage of 2.5V with a typical tolerance of ±1%. This precision makes it ideal for applications requiring accurate voltage references.

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, which is crucial for precision applications.

3. Output Impedance: The LM285M-2.5 features low output impedance, which helps maintain a stable output voltage even under varying load conditions.

4. Operating Current: The device operates with a nominal current of about 1 mA, allowing it to be used in low-power applications while still providing reliable performance.

5. Package Type: The LM285M-2.5 is available in a surface-mount package (SOT-23), which is compact and suitable for modern PCB designs, helping to save space in electronic devices.

6. Wide Supply Voltage Range: The IC can operate with a supply voltage ranging from 4V to 40V, providing flexibility in various circuit designs.

7. Noise Performance: The LM285M-2.5 exhibits low noise characteristics, which is essential for applications that require high precision and minimal interference.

8. Applications: Common applications include precision voltage references in instrumentation, data acquisition systems, and as a reference for operational amplifiers and comparators.

Electrical Characteristics:

• Output Voltage: 2.5V (nominal)
• Temperature Range: Typically -40°C to +125°C
• Power Supply Rejection Ratio (PSRR): High PSRR ensures that variations in supply voltage do not significantly affect the output voltage.
• Load Regulation: The device maintains a stable output voltage even with changes in load current.

Conclusion:

The LM285M-2.5/NOPB from Texas Instruments is a highly reliable and precise voltage reference IC that is well-suited for a variety of electronic applications requiring stable and accurate voltage references. Its compact size, low power consumption, and excellent performance characteristics make it a popular choice among engineers and designers in the field of electronics.