Texas Instruments

LM2990SX-15/NOPB  

Linear & Switching Voltage Regulators

LM2990SX-15/NOPB Description

The LM2990SX-15/NOPB is a high-performance linear regulator designed by Texas Instruments, offering a fixed -15V output voltage with a maximum output current of 1.8A. This regulator is optimized for surface mount applications and comes in a DDPAK package, making it suitable for a wide range of power management applications. With a dropout voltage of only 1V at 1A, the LM2990SX-15/NOPB ensures efficient power conversion even under heavy load conditions. The regulator features a low quiescent current of 1mA and a supply current of up to 5mA, making it ideal for applications where power efficiency is critical. The LM2990SX-15/NOPB also includes over-temperature and short-circuit protection, enhancing its reliability and robustness in demanding environments.

LM2990SX-15/NOPB Features

• Fixed Output Voltage: -15V, ensuring stable power supply for specific applications.
• High Output Current: Capable of delivering up to 1.8A, suitable for high-power devices.
• Low Dropout Voltage: Maximum of 1V at 1A, enhancing efficiency and performance.
• Low Quiescent Current: Only 1mA, minimizing power consumption during standby.
• Protection Features: Over-temperature and short-circuit protection, ensuring reliability and safety.
• Surface Mount Package: DDPAK design, suitable for compact and space-constrained applications.
• High PSRR: 52dB at 1kHz, providing excellent noise rejection and stable output.
• Moisture Sensitivity Level: MSL 3 (168 Hours), ensuring durability in various environmental conditions.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting stringent environmental and safety standards.

LM2990SX-15/NOPB Applications

The LM2990SX-15/NOPB is ideal for applications requiring a stable and efficient power supply with a fixed -15V output. Key applications include:

• Industrial Equipment: Powering high-current devices in industrial settings.
• Telecommunications: Providing stable power for telecommunication infrastructure.
• Medical Devices: Ensuring reliable power supply for medical equipment.
• Automotive Systems: Suitable for automotive electronics requiring high reliability and efficiency.
• Consumer Electronics: Powering devices that demand a fixed voltage and high current.

Conclusion of LM2990SX-15/NOPB

The LM2990SX-15/NOPB from Texas Instruments stands out as a reliable and efficient linear regulator, offering a fixed -15V output with a maximum current of 1.8A. Its low dropout voltage and low quiescent current make it an excellent choice for applications where power efficiency and stability are paramount. The inclusion of over-temperature and short-circuit protection further enhances its robustness and reliability. With its surface mount package and compliance with environmental standards, the LM2990SX-15/NOPB is well-suited for a variety of industrial, medical, and consumer applications.

LM2990SX-15/NOPB Documents

Download datasheets and manufacturer documentation for LM2990SX-15/NOPB

PCN Assembly/Origin :

Mult Devices 21/Aug/2017      

Datasheets :

LM2990      

Design Resources :

LM2990 Design with WEBENCH® Power Designer