onsemi

LM2931AD2T-5.0

LM2931AD2T-5.0 Description

The LM2931AD2T-5.0 is a linear voltage regulator designed for applications requiring a stable 5V output with a maximum output current of 100mA. Manufactured by onsemi, this regulator is housed in a D2PAK package, making it suitable for surface mount applications. Despite being marked as obsolete, the LM2931AD2T-5.0 remains a reliable choice for engineers and designers due to its robust performance and comprehensive feature set.

LM2931AD2T-5.0 Features

• Output Type: Fixed at 5V, ensuring a stable power supply for various electronic devices.
• Input Voltage Range: Capable of handling input voltages up to 26V, providing flexibility in power source selection.
• Output Current: Delivers a maximum of 100mA, suitable for low to medium power applications.
• Dropout Voltage: A maximum dropout voltage of 0.6V at 100mA ensures efficient operation even at lower input voltages.
• Quiescent Current: Low quiescent current of 1mA minimizes power consumption during idle periods.
• Power Supply Rejection Ratio (PSRR): Achieves a high PSRR of 90dB at 120Hz, effectively filtering out noise from the input power supply.
• Protection Features: Incorporates over-current and over-temperature protection, safeguarding the regulator and connected components from damage.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited) indicates that the component is not moisture-sensitive, reducing the risk of damage during storage and handling.
• Mounting Type: Surface mount design allows for compact and reliable integration into modern electronic assemblies.
• Package: Supplied in a tube package, facilitating easy handling and storage in manufacturing environments.

LM2931AD2T-5.0 Applications

The LM2931AD2T-5.0 is ideal for a variety of applications where a stable 5V power supply is required. Its low dropout voltage and high PSRR make it particularly suitable for applications with varying input voltages and noise-sensitive environments. Specific use cases include:

• Consumer Electronics: Powering low-power devices such as microcontrollers, sensors, and small peripherals.
• Industrial Equipment: Providing a stable power supply for control systems, instrumentation, and automation devices.
• Telecommunications: Ensuring reliable power for low-power communication modules and interfaces.
• Automotive: Suitable for automotive electronics where a stable power supply is crucial for reliable operation.
• Medical Devices: Ideal for powering low-power medical instruments and diagnostic equipment.

Conclusion of LM2931AD2T-5.0

The LM2931AD2T-5.0 is a versatile and reliable linear voltage regulator that offers a stable 5V output with a maximum current of 100mA. Its low dropout voltage, high PSRR, and comprehensive protection features make it a robust choice for a wide range of applications. Despite its obsolete status, the LM2931AD2T-5.0 remains a valuable component for engineers and designers seeking a reliable and efficient power solution.