Analog Devices Inc./Maxim Integrated

MAX5943BEEE+  

OR Controllers, Ideal Diodes

MAX5943BEEE+ Description

The MAX5943BEEE+ is an N+1 ORing controller designed for FireWire® applications. Manufactured by Analog Devices Inc./Maxim Integrated, this IC offers a robust solution for power management in systems requiring redundant power supplies. The device is housed in a 16QSOP package and features a surface-mount mounting type, making it suitable for compact and high-density designs. With a supply voltage range of 7.5V to 37V and a supply current of 1.3 mA, the MAX5943BEEE+ ensures efficient power management and minimal power consumption. The controller supports an N:1 input-to-output ratio, providing flexibility in power distribution and redundancy management. The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental regulations. It also features a delay time of 100 ns for the OFF state, ensuring rapid response times in critical applications. Despite its obsolescence, the MAX5943BEEE+ remains a reliable choice for legacy systems and specific applications where its unique features are required.

MAX5943BEEE+ Features

• N+1 ORing Controller: The MAX5943BEEE+ is designed to manage multiple power sources, ensuring that the system remains operational even if one of the power supplies fails. This feature is crucial for applications requiring high availability and reliability.
• Wide Supply Voltage Range: The device operates within a wide voltage range of 7.5V to 37V, making it suitable for a variety of power supply configurations and ensuring compatibility with different power sources.
• Low Supply Current: With a supply current of only 1.3 mA, the MAX5943BEEE+ minimizes power consumption, contributing to energy efficiency and reduced heat generation.
• Fast Response Time: The 100 ns delay time for the OFF state ensures that the controller can quickly respond to changes in power supply conditions, enhancing system stability and performance.
• Surface-Mount Packaging: The 16QSOP package and surface-mount mounting type allow for easy integration into compact and high-density designs, making it ideal for space-constrained applications.
• Environmental Compliance: The MAX5943BEEE+ is REACH unaffected and RoHS3 compliant, ensuring that it meets the latest environmental standards and regulations.
• No Internal Switches: The absence of internal switches simplifies the design and reduces the risk of internal failures, enhancing the overall reliability of the system.

MAX5943BEEE+ Applications

The MAX5943BEEE+ is particularly well-suited for applications requiring redundant power supplies and high availability. Its primary application is in FireWire® systems, where it ensures continuous operation even in the event of a power supply failure. The device is also ideal for:

• Redundant Power Supply Systems: In applications where multiple power sources are used to ensure system reliability, the MAX5943BEEE+ provides an efficient and effective solution for managing power distribution.
• High-Density Designs: The surface-mount packaging and compact size make it suitable for applications where space is limited, such as in embedded systems and portable devices.
• Industrial and Automotive Applications: The wide supply voltage range and robust design make the MAX5943BEEE+ suitable for industrial and automotive environments where power supply conditions can vary significantly.
• Legacy Systems: Despite its obsolescence, the MAX5943BEEE+ remains a reliable choice for maintaining and upgrading legacy systems that rely on its unique features and performance characteristics.

Conclusion of MAX5943BEEE+

The MAX5943BEEE+ offers a reliable and efficient solution for managing redundant power supplies in FireWire® applications. Its wide supply voltage range, low supply current, and fast response time make it an ideal choice for applications requiring high availability and reliability. The surface-mount packaging and compact size ensure easy integration into space-constrained designs, while its environmental compliance meets the latest industry standards. Although the device is now obsolete, its unique features and performance benefits continue to make it a valuable component for specific applications and legacy systems.

MAX5943BEEE+ Documents

Download datasheets and manufacturer documentation for MAX5943BEEE+