Texas Instruments

LM5117QPSQE/NOPB  

DC DC Switching Controllers

LM5117QPSQE/NOPB Description

The LM5117QPSQE/NOPB is a high-performance DC-DC switching controller designed for demanding automotive applications. Manufactured by Texas Instruments, this device is a transistor driver with a positive output configuration, offering robust performance and reliability. The LM5117QPSQE/NOPB operates within a wide supply voltage range of 5.5V to 65V, making it suitable for various power supply requirements. It features a switching frequency of 200kHz and 480kHz, allowing for efficient power conversion and reduced component size.

LM5117QPSQE/NOPB Features

• Wide Input Voltage Range: The LM5117QPSQE/NOPB can operate from 5.5V to 65V, providing flexibility in power supply design.
• High Efficiency: With a switching frequency of 200kHz and480kHz, the controller ensures high efficiency and minimal power loss.
• Synchronous Rectification: The inclusion of synchronous rectification enhances efficiency and reduces heat generation.
• Frequency Control and Soft Start: These features ensure smooth startup and stable operation, minimizing inrush current and voltage spikes.
• Automotive Grade: Certified for automotive applications, the LM5117QPSQE/NOPB meets the stringent requirements of the automotive industry.
• Compliance and Reliability: The device is REACH unaffected and RoHS3 compliant, ensuring environmental and safety standards are met. It also has a moisture sensitivity level (MSL) of 1, making it suitable for surface mount applications without the need for special handling.
• Packaging: Available in a 24-pin WQFN package, the LM5117QPSQE/NOPB is designed for surface mount technology, facilitating easy integration into modern PCB designs.

LM5117QPSQE/NOPB Applications

The LM5117QPSQE/NOPB is ideal for a variety of automotive applications where high efficiency and reliability are paramount. Specific use cases include:

• Automotive Power Supplies: Suitable for powering electronic control units (ECUs), infotainment systems, and other automotive electronics.
• Battery Management Systems: Efficiently manages power conversion for hybrid and electric vehicles.
• On-Board Chargers: Provides a compact and efficient solution for charging systems in automotive applications.
• High-Current Applications: Ideal for applications requiring high current output with minimal power loss.

Conclusion of LM5117QPSQE/NOPB

The LM5117QPSQE/NOPB stands out as a reliable and efficient DC-DC switching controller tailored for automotive applications. Its wide input voltage range, high switching frequency, and synchronous rectification make it a superior choice for demanding power supply designs. The device's automotive grade certification, compliance with environmental standards, and robust packaging further enhance its appeal. Whether used in power supplies, battery management systems, or high-current applications, the LM5117QPSQE/NOPB delivers exceptional performance and reliability, making it a preferred choice for engineers and designers in the automotive industry.

LM5117QPSQE/NOPB Documents

Download datasheets and manufacturer documentation for LM5117QPSQE/NOPB

PCN Assembly/Origin :

Multi Dev 13/Sep/2022      

Datasheets :

LM5117      

Design Resources :

LM5117-Q1 Design with WEBENCH® Power Designer