LM2590HVT-3.3/NOPB Voltage Regulator by Texas Instruments

The LM2590HVT-3.3/NOPB is a high-performance integrated circuit manufactured by Texas Instruments, designed to provide a reliable and efficient power management solution. This voltage regulator is part of the LM2590 series, which are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator capable of driving a 1A load with excellent line and load regulation.

Key Features:

• Output Voltage: The device has a fixed output voltage of 3.3V, which is ideal for powering logic circuits and other standard 3.3V digital systems.
• Output Current: It is capable of delivering up to 1A of continuous output current, making it suitable for a wide range of applications.
• High Efficiency: The LM2590HVT-3.3/NOPB offers a high efficiency that can reach up to 77% at 1A load, minimizing energy loss and heat generation.
• Thermal Shutdown and Current Limit Protection: These features ensure the device operates within safe temperature and current ranges, improving the reliability and longevity of the regulator and the system it powers.
• Wide Input Voltage Range: The regulator can handle an input voltage range from 4.5V to 60V, allowing it to be used in various applications with different power supply requirements.
• Frequency Adjustable: Users can adjust the switching frequency from 150 kHz to 1.5 MHz with a single external resistor, providing flexibility in component selection for noise-sensitive applications.
• Package: The device comes in a TO-220 package, which is known for its robustness and ease of mounting on a printed circuit board.
• Lead-Free and RoHS Compliant: The LM2590HVT-3.3/NOPB is supplied in a lead-free package and is fully RoHS compliant, making it suitable for use in environmentally sensitive applications.

Applications:

The LM2590HVT-3.3/NOPB is versatile and can be used in a variety of applications including:

• Simple high-efficiency step-down (buck) regulators
• Efficient pre-regulators for linear regulators
• On-card switching regulators
• Positive to negative converter (Buck-Boost)

This voltage regulator from Texas Instruments is a reliable solution for designers looking to implement an efficient power management system in their electronic projects. With its robust feature set and wide compatibility, the LM2590HVT-3.3/NOPB is an excellent choice for both new designs and as a replacement for existing systems requiring a stable 3.3V supply.