LM4051CIM3X-1.2/NOPB

The LM4051CIM3X-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, 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 LM4051 provides a fixed output voltage of 1.2V with a high degree of accuracy and stability over temperature and time.

2. Temperature Coefficient: The device boasts a low temperature coefficient, typically around 20 ppm/°C, ensuring minimal drift in output voltage with changes in temperature.

3. Output Impedance: The LM4051 has low output impedance, which helps maintain a stable output voltage even under varying load conditions.

4. Power Supply Rejection Ratio (PSRR): The IC features a high PSRR, which allows it to maintain a stable output voltage despite fluctuations in the input supply voltage.

5. Operating Current: The device operates with a low quiescent current, making it suitable for battery-powered applications.

6. Package Type: The LM4051CIM3X-1.2/NOPB is available in a compact SOT-23 package, which is ideal for space-constrained designs.

7. Pin Configuration: The IC typically has three pins, including the input, output, and ground, allowing for straightforward integration into various circuit designs.

8. Applications: Common applications include precision voltage references for ADCs/DACs, instrumentation, and calibration equipment, as well as in power management systems.

9. RoHS Compliant: The "NOPB" designation indicates that the part is free from lead and complies with the Restriction of Hazardous Substances (RoHS) directive.

Electrical Characteristics:

• Output Voltage: 1.2V (nominal)
• Initial Accuracy: ±1% (max)
• Temperature Range: Typically operates from -40°C to +125°C
• Supply Voltage Range: The device can operate with a supply voltage that is higher than the output voltage, typically up to 15V.

Summary:

The LM4051CIM3X-1.2/NOPB from Texas Instruments is a reliable and precise voltage reference solution, ideal for applications requiring stable voltage references with minimal drift and high accuracy. Its compact size and low power consumption make it a versatile choice for modern electronic designs.