LM4121IM5-1.2/NOPB

The LM4121IM5-1.2/NOPB is a precision voltage reference integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable reference voltage of 1.2 volts with high accuracy and low drift, 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. Output Voltage: The LM4121IM5-1.2/NOPB provides a fixed output voltage of 1.2V, which is ideal for applications requiring a stable reference.

2. Precision: The device boasts a high initial accuracy of ±0.5% at 25°C, ensuring reliable performance in critical applications.

3. Low Temperature Coefficient: It has a low temperature coefficient of 30 ppm/°C, which minimizes variations in output voltage due to temperature changes, enhancing stability over a wide temperature range.

4. Low Noise: The IC features low output noise, which is crucial for applications that require high precision and minimal interference.

5. Wide Operating Range: The LM4121 can operate over a wide input voltage range, typically from 2.5V to 15V, allowing for flexibility in various circuit designs.

6. Low Power Consumption: The device is designed to consume minimal power, making it suitable for battery-operated devices and energy-efficient applications.

7. Package Type: The LM4121IM5-1.2/NOPB is available in a small, surface-mount package (SOT-23), which is advantageous for space-constrained designs.

8. Pin Configuration: The IC typically has three pins, with the output pin providing the reference voltage, a ground pin, and a supply pin.

9. Applications: Common applications include precision voltage references in instrumentation, data acquisition systems, and any circuit requiring a stable reference voltage.

10. RoHS Compliant: The "NOPB" designation indicates that the part is free from lead and complies with the Restriction of Hazardous Substances (RoHS) directive, making it environmentally friendly.

Summary:

The LM4121IM5-1.2/NOPB from Texas Instruments is a highly accurate, low-drift voltage reference IC that provides a stable 1.2V output. Its precision, low noise, and low power consumption make it an excellent choice for a wide range of electronic applications, particularly in precision measurement and data conversion systems. The compact SOT-23 package further enhances its usability in modern electronic designs.