Texas Instruments

LP8728QSQE-A/NOPB  

DC Switching Voltage Regulators

LP8728QSQE-A/NOPB Description

The LP8728QSQE-A/NOPB is a high-performance, fixed-output voltage regulator designed for automotive applications. Manufactured by Texas Instruments, this power management IC (PMIC) offers a robust solution for managing power in demanding environments. It features a fixed output voltage with multiple options (1.25V, 1.8V, 1.8/2.65V, and 3.3V) and is capable of delivering up to 1A of output current. The regulator operates within an input voltage range of 4.5V to 5.5V, making it suitable for systems with varying power supply requirements. With a switching frequency of 3.2MHz, the LP8728QSQE-A/NOPB ensures efficient power conversion and minimal noise interference.

LP8728QSQE-A/NOPB Features

• Output Type: Fixed, providing stable and reliable power output.
• Input Voltage Range: 4.5V to 5.5V, ensuring compatibility with a wide range of power sources.
• Output Current: Up to 1A, suitable for applications requiring moderate to high current loads.
• Output Configuration: Positive, ideal for systems that require a positive voltage supply.
• Switching Frequency: 3.2MHz, enabling high efficiency and reduced electromagnetic interference (EMI).
• Synchronous Rectifier: Yes, enhancing efficiency and reducing power loss.
• Package Type: Tape & Reel (TR), facilitating easy handling and automated assembly processes.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), ensuring reliability in various environmental conditions.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting stringent environmental and safety standards.
• Grade: Automotive, designed to withstand the rigorous demands of automotive applications.
• Topology: Buck, providing efficient step-down voltage conversion.
• Mounting Type: Surface Mount, ideal for compact and space-constrained designs.
• Number of Outputs: 4, offering flexibility in power distribution.
• HTSUS Code: 8542.39.0001, facilitating international trade and customs compliance.

LP8728QSQE-A/NOPB Applications

The LP8728QSQE-A/NOPB is particularly well-suited for automotive applications where reliability, efficiency, and compact design are critical. Its fixed output voltage options and high switching frequency make it ideal for powering various electronic systems within vehicles, such as infotainment systems, advanced driver-assistance systems (ADAS), and electronic control units (ECUs). The regulator's ability to handle up to 1A of output current ensures it can support a wide range of devices with varying power requirements. Additionally, its automotive-grade construction and compliance with environmental standards make it a preferred choice for manufacturers seeking to meet stringent industry requirements.

Conclusion of LP8728QSQE-A/NOPB

The LP8728QSQE-A/NOPB from Texas Instruments is a versatile and efficient power management IC designed for automotive applications. Its fixed output voltage, wide input voltage range, and high switching frequency provide reliable and efficient power conversion. The inclusion of a synchronous rectifier enhances efficiency, while the automotive-grade construction ensures durability and reliability in demanding environments. Although the product is now obsolete, its unique features and performance benefits make it a valuable component for existing systems and legacy designs. For new projects, Texas Instruments offers a range of updated and enhanced power management solutions that build upon the legacy of the LP8728QSQE-A/NOPB.

LP8728QSQE-A/NOPB Documents

Download datasheets and manufacturer documentation for LP8728QSQE-A/NOPB

PCN Design/Specification :

Datasheet Update 16/Apr/2015