Texas Instruments LM5164DDAR

of LM5164DDAR The Texas Instruments LM5164 is a high-voltage synchronous buck regulator designed for a variety of applications requiring efficient power management. Its ability to operate with a wide input voltage range makes it suitable for industrial, automotive, and communication equipment among others. Functions 1. High Efficiency: The LM5164 features synchronous rectification, which enhances efficiency, especially at lower output voltages. 2. Wide Input Voltage Range: It typically supports input voltages up to 65V, making it suitable for harsh environments and a wide range of applications. 3. Adjustable Output Voltage: It allows customizable output voltage through external resistors. 4. Integrated Soft-Start: This feature helps minimize inrush current during startup. 5. Protection Features: Includes over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown. Applications - Industrial Power Supply: Suitable for powering industrial equipment and control systems. - Automotive Systems: Can be used in automotive applications for battery management and other electronic systems. - Telecommunications: Used for powering communication devices and equipment. - Consumer Electronics: Suitable for applications like power adapters and battery chargers. Alternative Parts - LM2675: A similar buck regulator that also offers good efficiency but comes with a lower input voltage range. - LM2596: Another popular buck converter that operates with slightly different specifications. - TPS563202: A low-power alternative that might be suitable for less demanding applications. Embedded Modules 1. Evaluation Module: TI often provides evaluation modules (EVMs) for their devices to easily integrate and test the buck regulation features. 2. Development Kits: These kits help developers prototype and evaluate the performance of the LM5164 in their designs. Q&A Q1: What is the maximum input voltage for the LM5164DDAR? A1: The LM5164DDAR can accept input voltages up to 65V, making it suitable for applications in high-voltage environments. Q2: What is the typical efficiency of the LM5164DDAR at full load? A2: The LM5164 typically achieves efficiencies above 90%, depending on the load and input voltage, when configured correctly. Q3: Does the LM5164DDAR have built-in protection features? A3: Yes, it includes several protection features such as over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown to safeguard the device and the connected load. Q4: Can the output voltage of the LM5164DDAR be adjusted? A4: Yes, the output voltage is adjustable using external resistors, allowing flexibility for different applications. Q5: What kind of applications can the LM5164DDAR be used in? A5: The LM5164DDAR is ideal for a variety of applications, including industrial power supplies, automotive power systems, telecommunication devices, and consumer electronic power adapters.