Texas Instruments

LM2931CS  

Linear & Switching Voltage Regulators

LM2931CS Description

The LM2931CS is a high-performance linear voltage regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and offers an adjustable output voltage ranging from 3V to 24V. It is designed to provide a stable output current of up to 100mA, making it suitable for applications requiring precise voltage regulation.

The LM2931CS features a low dropout voltage of 0.3V at 100mA, which ensures efficient power delivery even under low input-to-output voltage differentials. This characteristic is particularly beneficial in battery devices-powered where the input voltage may drop significantly over time. The regulator also boasts a low quiescent current of 1mA, contributing to its overall efficiency and making it ideal for low-power applications.

LM2931CS Features

• Adjustable Output Voltage: The LM2931CS offers an adjustable output voltage range from 3V to 24V, providing flexibility for various power management needs.
• Low Dropout Voltage: With a maximum dropout voltage of 0.3V at 100mA, the LM2931CS ensures efficient power delivery and minimal power loss.
• Low Quiescent Current: The quiescent current of 1mA helps in reducing power consumption, making it suitable for low-power applications.
• High Output Current: The regulator can deliver up to 100mA of output current, supporting a wide range of load requirements.
• Protection Features: The LM2931CS includes over-temperature, reverse polarity, and short-circuit protection, enhancing its reliability and robustness.
• Surface Mount Package: Available in a surface mount package, the LM2931CS is suitable for compact and high-density PCB designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

LM2931CS Applications

The LM2931CS is ideal for a variety of applications due to its adjustable output voltage, low dropout voltage, and high output current capabilities. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make the LM2931CS suitable for applications such as portable electronics, where battery life is a critical factor.
• Consumer Electronics: The adjustable output voltage and high output current capabilities make it ideal for powering various consumer electronic devices that require stable and precise voltage regulation.
• Industrial Equipment: The robust protection features and high output current make the LM2931CS a reliable choice for industrial applications where reliability and efficiency are paramount.
• Telecommunications: The device can be used in telecom equipment where stable power supply and low power consumption are essential.

Conclusion of LM2931CS

The LM2931CS from Texas Instruments is a versatile and efficient linear voltage regulator designed for a wide range of power management applications. Its adjustable output voltage, low dropout voltage, and low quiescent current make it an ideal choice for battery-powered devices and low-power applications. The inclusion of over-temperature, reverse polarity, and short-circuit protection ensures its reliability and robustness. The surface mount package and compliance with environmental and safety standards further enhance its suitability for modern electronic designs. Whether used in portable electronics, consumer devices, industrial equipment, or telecommunications, the LM2931CS offers a reliable and efficient solution for precise voltage regulation.

LM2931CS Documents

Download datasheets and manufacturer documentation for LM2931CS

PCN Assembly/Origin :

Mult Devices 21/Aug/2017      

Datasheets :

LM2931 Series      

PCN Obsolescence/ EOL :

EOL 18/Sept/2023      

HTML Datasheet :

LM2931 Series