The LM2594HVN-3.3 from Texas Instruments is a high-performance integrated circuit designed for voltage regulation in a wide range of applications. This step-down voltage regulator offers a fixed output voltage of 3.3V, making it ideal for powering logic circuits, microcontrollers, and other digital systems that require a stable 3.3V supply.

Key Features

• Output Voltage: Fixed 3.3V with excellent line and load regulation.
• Output Current: Capable of delivering up to 0.5A of continuous output current.
• Efficiency: High efficiency up to 77%, reducing heat generation and power loss.
• Operating Frequency: 150 kHz fixed-frequency internal oscillator.
• Thermal Shutdown: In-built thermal shutdown and current limit protection ensure device safety and longevity.
• Package: Available in a robust 5-pin TO-220 package, suitable for through-hole mounting.

Applications

The LM2594HVN-3.3 is versatile and can be used in a variety of electronic devices, including:

• Simple high-efficiency step-down (buck) regulators.
• Efficient pre-regulators for linear regulators.
• On-card switching regulators for elimination of noise and distribution problems associated with single-point regulation.

Design and Quality

Engineered with simplicity in mind, the LM2594HVN-3.3 allows for easy implementation into existing and new designs. The device incorporates a fixed-frequency PWM controller and includes features such as a guaranteed 4% tolerance on output voltage within specified input voltages and output load conditions. The quality and reliability of this voltage regulator are backed by Texas Instruments' commitment to excellence in manufacturing and customer support.

Environmental and Safety Compliance

The LM2594HVN-3.3 is designed to meet various environmental and safety standards, ensuring its suitability for a wide range of commercial and industrial applications. It adheres to RoHS directives and is lead-free, making it an environmentally friendly choice for electronic designs.