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IR3859MTRPBF

IR3859MTRPBF Description

The IR3859MTRPBF is a high-performance, adjustable-output buck regulator from Infineon Technologies, designed to deliver up to 9A of output current with a wide input voltage range of 1.5V to 21V. This regulator is part of the SupIRBuck® series, known for its high efficiency and compact design, making it ideal for a variety of power management applications. The device features a positive output configuration and supports a switching frequency range from 225kHz to 1.65MHz, allowing for flexible design options to optimize performance and efficiency. The regulator's output voltage is adjustable from 0.7V to 18.9V, providing versatility for different system requirements. The IR3859MTRPBF also includes a synchronous rectifier, enhancing its efficiency and reducing power loss. Despite its obsolescence status, it remains a reliable choice for applications requiring robust power management solutions.

IR3859MTRPBF Features

• Adjustable Output Voltage: The IR3859MTRPBF offers an adjustable output voltage range from 0.7V to 18.9V, providing flexibility to meet various system requirements.
• Wide Input Voltage Range: With an input voltage range of 1.5V to 21V, this regulator can accommodate a broad spectrum of input sources, enhancing its versatility.
• High Output Current: Capable of delivering up to 9A of output current, it is suitable for high-power applications requiring stable and efficient power delivery.
• Synchronous Rectification: The inclusion of a synchronous rectifier ensures high efficiency and reduced power loss, making it ideal for applications where power efficiency is critical.
• Wide Switching Frequency Range: The regulator supports a switching frequency range from 225kHz to 1.65MHz, allowing designers to optimize the trade-off between efficiency and solution size.
• Compact Surface-Mount Package: The 17QFN package type ensures a compact footprint, making it suitable for space-constrained designs.
• Compliance and Reliability: The IR3859MTRPBF is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It also has a moisture sensitivity level (MSL) of 2 (1 Year), providing reliability in manufacturing processes.

IR3859MTRPBF Applications

The IR3859MTRPBF is well-suited for a variety of applications where efficient power management is essential. Some specific use cases include:

• Telecommunications Infrastructure: Providing stable power to base stations and other telecom equipment, ensuring reliable operation under varying load conditions.
• Networking Equipment: Powering routers, switches, and other networking devices where high efficiency and compact design are crucial.
• Industrial Control Systems: Supplying power to PLCs, motor controllers, and other industrial equipment, ensuring robust and efficient power delivery.
• Consumer Electronics: Ideal for powering high-current devices such as gaming consoles, high-end audio systems, and other consumer electronics requiring efficient power management.

Conclusion of IR3859MTRPBF

The IR3859MTRPBF from Infineon Technologies is a versatile and efficient buck regulator, offering adjustable output voltage and a wide input voltage range. Its high output current capability, synchronous rectification, and flexible switching frequency range make it a reliable choice for various power management applications. Despite its obsolescence status, the IR3859MTRPBF remains a valuable component for designers seeking a robust and efficient power solution. Its compliance with environmental and regulatory standards further enhances its appeal in the electronics industry.