Texas Instruments

LM2598T-3.3  

DC Switching Voltage Regulators

LM2598T-3.3 Description

The LM2598T-3.3 is a fixed-output voltage regulator from Texas Instruments, designed to deliver a stable 3.3V output at a maximum current of 1A. This regulator operates within an input voltage range of 4.5V to 40V, making it suitable for a variety of power management applications. The LM2598T-3.3 features a buck topology with a switching frequency of 150kHz, ensuring efficient power conversion. It is housed in a TO220-7 package, which is ideal for through-hole mounting. Despite its obsolescence status, the LM2598T-3.3 remains a reliable choice for applications requiring a robust and efficient power solution.

LM2598T-3.3 Features

• Fixed Output Voltage: The LM2598T-3.3 provides a fixed output voltage of 3.V3, ensuring consistent power delivery to connected devices.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 40V, this regulator can accommodate a variety of power sources, enhancing its versatility.
• High Efficiency Buck Topology: Utilizing a buck topology with a switching frequency of 150kHz, the LM2598T-3.3 achieves high efficiency in power conversion, minimizing energy loss.
• Through-Hole Mounting: The TO220-7 package supports through-hole mounting, which is beneficial for applications requiring mechanical stability and ease of assembly.
• Positive Output Configuration: The regulator offers a positive output configuration, which is suitable for most electronic circuits.
• Single Output: The LM2598T-3.3 is designed with a single output, simplifying the power management architecture.
• REACH Compliance: The regulator is REACH unaffected, ensuring compliance with environmental regulations.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the LM2598T-3.3 is suitable for storage and handling in various environmental conditions.

LM2598T-3.3 Applications

The LM2598T-3.3 is ideal for applications requiring a stable 3.3V power supply with a maximum current of 1A. Some specific use cases include:

• Embedded Systems: Providing power to microcontrollers, sensors, and other low-power components in embedded systems.
• Industrial Automation: Supplying power to control modules and actuators in industrial environments.
• Telecommunications: Powering communication modules and interfaces that require a stable 3.3V supply.
• Consumer Electronics: Used in devices such as routers, modems, and set-top boxes where a reliable power supply is essential.
• Automotive Electronics: Suitable for powering various electronic components in automotive systems, given its wide input voltage range and robust design.

Conclusion of LM2598T-3.3

The LM259T8-3.3 from Texas Instruments is a reliable and efficient fixed-output voltage regulator, offering a stable 3.3V supply with a maximum current of 1A. Its wide input voltage range, high-efficiency buck topology, and through-hole mounting make it a versatile choice for various power management applications. Despite being marked as obsolete, the LM2598T-3.3 remains a robust solution for applications requiring a consistent and efficient power supply. Its compliance with environmental regulations and suitability for storage in various conditions further enhance its appeal. For designers and engineers seeking a dependable power management solution, the LM2598T-3.3 is a worthy consideration.

LM2598T-3.3 Documents

Download datasheets and manufacturer documentation for LM2598T-3.3

Datasheets :

LM2598      

HTML Datasheet :

LM2598