Texas Instruments

LM337H/NOPB  

Linear & Switching Voltage Regulators

LM337H/NOPB Description

The LM337H/NOPB is a high-performance, adjustable negative linear voltage regulator designed by Texas Instruments. This device is part of the Power Management Integrated Circuits (PMIC) category and offers a robust solution for applications requiring a stable and adjustable negative output voltage. The LM337H/NOPB features an output current capability of 500mA, making it suitable for a wide range of electronic systems that demand reliable power regulation.

This regulator is designed with a single regulator configuration, ensuring simplicity and efficiency in power management. The output configuration is negative, which is ideal for applications that require negative voltage rails. The product is currently active in the market and complies with stringent industry standards, including REACH and ROHS3, ensuring environmental and safety compliance.

The LM337H/NOPB is housed in a through-hole package, which is bulk-packed, making it suitable for various mounting types and ensuring ease of integration into different circuit designs. The device also features a Moisture Sensitivity Level (MSL) of 1, which means it is unaffected by moisture, providing enhanced reliability in various environmental conditions.

LM337H/NOPB Features

• Adjustable Output Voltage: The LM337H/NOPB offers an adjustable output voltage, providing flexibility to meet specific application requirements.
• High Output Current: Capable of delivering up to 500mA of output current, this regulator is suitable for applications that require moderate to high current levels.
• Negative Output Configuration: Ideal for systems that need negative voltage rails, ensuring compatibility with a wide range of electronic devices.
• High PSRR: With a Power Supply Rejection Ratio (PSRR) of 60dB at 120Hz, the LM337H/NOPB effectively minimizes noise and ripple, ensuring clean and stable output voltage.
• Protection Features: The device includes over-temperature and short-circuit protection, safeguarding both the regulator and the connected circuitry from potential damage.
• Compliance and Packaging: The LM337H/NOPB is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. It is also available in a through-hole package, making it suitable for various mounting types.

LM337H/NOPB Applications

The LM337H/NOPB is ideal for a variety of applications where a stable and adjustable negative voltage supply is required. Some specific use cases include:

• Audio Equipment: Providing clean and stable power to audio amplifiers and other sensitive audio components.
• Medical Devices: Ensuring reliable power supply in medical equipment that requires precise voltage regulation.
• Telecommunications: Supplying stable power to communication devices and systems that operate with negative voltage rails.
• Industrial Control Systems: Offering robust power regulation for industrial applications that demand high reliability and performance.
• Consumer Electronics: Suitable for a range of consumer electronics that require adjustable negative voltage for optimal performance.

Conclusion of LM337H/NOPB

The LM337H/NOPB from Texas Instruments is a versatile and reliable negative linear voltage regulator that offers adjustable output voltage and high output current capabilities. Its high PSRR, protection features, and compliance with industry standards make it a superior choice for applications requiring stable and clean power supply. Whether used in audio equipment, medical devices, or industrial control systems, the LM337H/NOPB ensures optimal performance and reliability, making it a standout solution in the power management domain.

LM337H/NOPB Documents

Download datasheets and manufacturer documentation for LM337H/NOPB

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

Application Notes :

LB-46 A New Production Technique for Trimming Voltage Regulators      

SPICE Models :

LM337-N Unencrypted PSpice Transient Model       LM337-N PSpice Transient Model