Texas Instruments Positive Linear Voltage Regulator TO-220, 3-Pin, 35V Input, 1A Output LM340T-12/NOPB

Texas Instruments LM340T-12/NOPB is a high-quality positive linear voltage regulator designed for precise fixed voltage regulation in electronic and industrial environments. Featuring a maximum input voltage of 35V and a fixed output of 12V, this device is engineered to deliver stable power to sensitive electronic components and subsystems. Its TO-220 package with a 3-pin layout offers convenient through-hole installation, making it ideal for PCB applications and circuit board design.

This regulator supports up to 1A output current, ensuring compatibility with a wide range of low- to medium-power devices. With a low quiescent current of 8mA, the LM340T-12/NOPB efficiently preserves energy while maintaining output stability. The device is equipped with important protection features, such as internal current limiting, thermal shutdown, and safe area compensation, making it robust against overload and overheating conditions.

The LM340 series from Texas Instruments is trusted for its reliable performance, especially in scenarios where local on-card regulation is essential to prevent voltage drop and distribution challenges found in single-point regulation systems. The regulator can operate in environments up to 125°C, making it suitable for use in industrial, automotive, laboratory, and commercial applications.

Its compact physical dimensions (10.16mm length, 8.89mm height, 4.7mm width) enable space-saving layout on printed circuit boards. Compatibility with industry standards and approvals ensures ease of design-in for new and existing projects. The positive polarity and through-hole mount type further simplify integration.

Applications include power management ICs, voltage regulation for microcontrollers, analog circuits, instrumentation, signal processing, industrial controllers, and laboratory electronics. Engineers can leverage the LM340T-12/NOPB's reliability for both prototyping and production, with production packaging available in tubes for volume manufacturing.

Provides fixed 12V output regulated supply for sensitive electronics. Designed for easy PCB mounting in TO-220 package with 3 pins. Supports up to 1A output current, suitable for various circuit demands. Integrated protection circuitry extends device longevity and resilience.

Low quiescent current minimizes waste and heat generation. Operates safely at ambient temperatures up to 125°C. Compact dimensions allow dense circuit designs and efficient board space usage. Optimized for industrial, laboratory, commercial and automotive electronics requiring precision voltage regulation.

Explore Texas Instruments' voltage regulator range in the Semiconductor: Voltage Regulator category for more power management solutions on EnvMart.