IR3551MTRPBF

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IR3551MTRPBF

+物料清單

IC REG BUCK SYNC ADJ 50A 28PQFN

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT)
Series PowIRstage®
ProductStatus Obsolete
OutputConfiguration Half Bridge
Applications Synchronous Buck Converters, Voltage Regulators
Interface PWM
LoadType Inductive
Technology Power MOSFET
Current-Output/Channel 50A
Current-PeakOutput 75A
Voltage-Supply 4.5V ~ 7V
Voltage-Load 4.5V ~ 15V
OperatingTemperature -40°C ~ 125°C (TJ)
Features Bootstrap Circuit, Diode Emulation, Status Flag
FaultProtection Over Temperature, UVLO
MountingType Surface Mount
Package/Case 28-VFQFN Exposed Pad

概述

Description

The IR3551MTRPBF is a power stage IC designed for high-efficiency and high-density DC-DC conversion applications. It is part of the International Rectifier's family of products, now under Infineon Technologies. This device integrates control, synchronous rectification, drivers, and MOSFETs into a single package, optimizing space and performance. It is commonly used in computing, telecommunications, and server power supplies.
Key features of the IR3551MTRPBF include:
- High current capability
- Enhanced efficiency across various loads
- Integrated current sensing for precise load monitoring
- Support for switching frequencies up to 1 MHz
- Protection features like overcurrent, overvoltage, and thermal shutdown
- Compatible with both analog and digital control modes
Its compact design and high integration level make it suitable for applications where space is at a premium and efficiency is critical. The device is housed in a Power QFN package, facilitating efficient thermal management and ease of integration into modern electronic systems.

Equivalent

The IR3551MTRPBF is a digital power control integrated circuit used for voltage regulation and management. Equivalent products may include similar digital power management ICs from manufacturers like Texas Instruments, Analog Devices, or ON Semiconductor. Specific equivalents can be the PMBus-compatible digital power controllers like the TPS53647 from Texas Instruments or the LTC3880 from Analog Devices. Ensure to cross-reference specifications such as voltage range, output current, and package type to confirm compatibility.

Features

The IR3551MTRPBF is a high-performance synchronous buck converter, part of the PowIRstage family. It is designed for applications requiring high efficiency and compact size. Key features include:
1. High Efficiency: The converter achieves greater than 94% efficiency, making it suitable for power-sensitive applications.
2. Integrated Design: It combines a driver, high-side MOSFET, and low-side MOSFET in a single package, reducing board space and component count.
3. Current Rating: Capable of delivering up to 60A continuous current.
4. Thermal Performance: Optimized for thermal efficiency with a co-packaged design that improves heat dissipation.
5. Fast Transient Response: Ensures robust performance with rapidly changing loads.
6. Protection Features: Includes over-current, over-temperature, and under-voltage lockout protections to ensure system reliability.
7. Compact Package: Available in a small form factor package, enhancing design flexibility for space-constrained applications.
8. Compatibility: Suitable for use in datacom, telecom, and server applications due to its scalability and reliability.
The IR3551MTRPBF is ideal for designers seeking a balance between high power density and efficient thermal management.

Pinout

The IR3551MTRPBF is a power stage IC from Infineon Technologies, specifically designed for high-performance synchronous buck applications. It is part of the IR PowIRstage® family. This IC typically features a small package with a low pin count to ensure compact design and ease of use in power regulation circuits.
The IR3551MTRPBF comes in a Power QFN package and has 6 pins. These pins include power input, output, and control signal connections that are essential for its operation in a synchronous buck converter configuration. It integrates a driver and MOSFETs to provide efficient power conversion, typically for applications such as CPU and GPU core voltage regulation in computer systems.
Its main function is to deliver high efficiency and high power density for DC-DC converters, meeting the requirements of modern digital systems. The module is designed to handle high current loads with improved thermal performance, making it suitable for use in compact and demanding electronic environments.

Manufacturer

The IR3551MTRPBF is manufactured by Infineon Technologies. Infineon is a German semiconductor manufacturer that specializes in various electronic components. They produce a wide range of products, including power semiconductors, microcontrollers, sensors, and digital security solutions. Infineon's products are used in a variety of applications such as automotive, industrial, consumer electronics, and communication technologies. The company is known for its focus on energy efficiency, mobility, and security in its products.

Application

The IR3551MTRPBF is a digital power control IC commonly used in high-performance computing and telecommunication applications. Its application areas include power management for CPUs, GPUs, and ASICs in data centers, servers, and networking equipment. It is also utilized in voltage regulation modules (VRMs) for motherboards and high-end gaming systems, where efficient power delivery and thermal management are critical. The device's features, such as dynamic voltage scaling and high-frequency operation, make it suitable for applications requiring precise power regulation and improved energy efficiency.

Package

The IR3551MTRPBF is a power stage module typically used in voltage regulator applications. It comes in a PQFN (Power Quad Flat No-lead) package, which is a surface-mount package designed for efficient thermal performance and compact size.

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