Texas Instruments

LM4121IM5-1.2/NOPB  

Voltage References

LM4121IM5-1.2/NOPB Description

The LM4121IM5-1.2/NOPB is a high-precision voltage reference IC designed by Texas Instruments, offering a fixed output voltage of 1.25V with a tight tolerance of ±0.5%. This device is optimized for low power consumption, drawing only 275µA of supply current, making it ideal for applications where energy efficiency is critical. The LM4121IM5-1.2/NOPB features a low noise level of 30µVrms across the 10Hz to 10kHz frequency range, ensuring stable and reliable performance in sensitive electronic circuits. With a temperature coefficient of 50ppm/°C, this voltage reference maintains accuracy over a wide temperature range, enhancing its suitability for various industrial and consumer applications.

The LM4121IM5-1.2/NOPB is housed in a compact SOT23-5 package, which supports surface-mount technology (SMT), facilitating easy integration into modern PCB designs. The device operates within an input voltage range of 1.5V to 12V, providing flexibility in power supply options. Additionally, the LM4121IM5-1.2/NOPB is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations and ensuring safe usage in a variety of industries.

LM4121IM5-1.2/NOPB Features

• Fixed Output Voltage: 1.25V with ±0.5% tolerance, ensuring precise voltage reference.
• Low Noise: 30µVrms noise level from 10Hz to 10kHz, minimizing signal interference.
• Low Power Consumption: 275µA supply current, ideal for battery-operated and low-power systems.
• Wide Operating Voltage Range: 1.5V to 12V input voltage range, offering versatility in power supply options.
• Temperature Stability: 50ppm/°C temperature coefficient, maintaining accuracy across varying temperatures.
• Surface-Mount Package: SOT23-5 package, compatible with SMT processes for efficient PCB assembly.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring safe and sustainable usage.
• Series Reference Type: Provides a stable and accurate voltage reference for various applications.

LM4121IM5-1.2/NOPB Applications

The LM4121IM5-1.2/NOPB is well-suited for a variety of applications requiring precise voltage references, including:

• Analog-to-Digital Converters (ADCs): Ensuring accurate and reliable conversion by providing a stable reference voltage.
• Digital-to-Analog Converters (DACs): Offering a precise reference for high-fidelity signal generation.
• Power Management Systems: Providing a stable reference for voltage regulation and monitoring.
• Medical Equipment: Ensuring accurate measurements and reliable performance in critical applications.
• Industrial Control Systems: Offering stable voltage references for sensors and actuators.
• Consumer Electronics: Enhancing the accuracy and reliability of voltage-sensitive components.

Conclusion of LM4121IM5-1.2/NOPB

The LM4121IM5-1.2/NOPB from Texas Instruments stands out as a high-performance voltage reference IC, offering a combination of precision, low noise, and low power consumption. Its compact SOT23-5 package and surface-mount compatibility make it an ideal choice for modern electronic designs. The device's wide operating voltage range and temperature stability further enhance its versatility, making it suitable for a broad range of applications. With its REACH unaffected and RoHS3 compliant status, the LM4121IM5-1.2/NOPB ensures safe and sustainable usage, aligning with industry standards. For designers seeking a reliable and precise voltage reference, the LM4121IM5-1.2/NOPB is an excellent choice, delivering exceptional performance in a compact and efficient package.

LM4121IM5-1.2/NOPB Documents

Download datasheets and manufacturer documentation for LM4121IM5-1.2/NOPB

EOL :

Product Discontinuance Notification (PDF)      

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Process Change Notification (PDF)       Add Cu as Alternative Wire Base Metal for Selected Device(s) (PDF)