Texas Instruments

LM2990S-12/NOPB  

Linear & Switching Voltage Regulators

LM2990S-12/NOPB Description

The LM2990S-12/NOPB is a high-performance, fixed-output linear voltage regulator designed and manufactured by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and is known for its robust performance and reliability. With a negative output configuration and a fixed output type, it is capable of delivering a continuous output current of 1.8A. The LM2990S-12/NOPB is designed to operate within a voltage dropout range of 1V @ 1A, ensuring stable and efficient power regulation.

LM2990S-12/NOPB Features

• Output Type: Fixed
• Current - Output: 1.8A
• Number of Regulators: 1
• Output Configuration: Negative
• Current - Supply (Max): 5 mA
• Product Status: Active
• REACH Status: REACH Unaffected
• Manufacturer: Texas Instruments
• Voltage Dropout (Max): 1V @ 1A
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 3 (168 Hours)
• Current - Quiescent (Iq): 1 mA
• PSRR: 52dB (1kHz)
• ECCN: EAR99
• Mounting Type: Surface Mount
• Protection Features: Over Temperature, Short Circuit
• HTSUS: 8542.39.0001
• Package: Tube
• Base Product Number: LM2990

The LM2990S-12/NOPB stands out due to its high PSRR of 52dB at 1kHz, which ensures minimal noise amplification and superior performance in noisy environments. Its over-temperature and short-circuit protection features further enhance its reliability and safety in various applications.

LM2990S-12/NOPB Applications

The LM2990S-12/NOPB is ideally suited for applications requiring a stable and efficient -12V power supply. Some specific use cases include:

1. Audio Equipment: Due to its low noise and high PSRR, it is perfect for audio equipment where clean power is crucial for audio quality.
2. Industrial Control Systems: Its ability to handle high currents and provide stable output makes it suitable for industrial control systems.
3. Telecommunications: The LM2990S-12/NOPB can be used in telecommunications equipment where reliable power regulation is essential.

Conclusion of LM2990S-12/NOPB

The LM2990S-12/NOPB from Texas Instruments is a reliable and efficient linear voltage regulator with a fixed -12V output. Its high current output, low noise, and robust protection features make it an excellent choice for a variety of applications, particularly where stable and clean power is required. With its active product status and compliance with various environmental standards, the LM2990S-12/NOPB is a dependable solution for designers in the electronics industry.

LM2990S-12/NOPB Documents

Download datasheets and manufacturer documentation for LM2990S-12/NOPB

PCN Assembly/Origin :

Mult Devices 21/Aug/2017      

Datasheets :

LM2990      

Design Resources :

LM2990 Design with WEBENCH® Power Designer