IR3899MTRPBF

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IR3899MTRPBF

+BOM

IC REG BUCK ADJUSTABLE 9A 16PQFN

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
Series SupIRBuck®
ProductStatus Obsolete
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 1V
Voltage-Input(Max) 21V
Voltage-Output(Min/Fixed) 0.5V
Voltage-Output(Max) 18.06V
Current-Output 9A
Frequency-Switching 300kHz ~ 1.5MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 16-PowerVQFN

Overview

Description

The IR3899MTRPBF is a highly efficient, compact, and versatile Integrated Voltage Regulator (IVR) developed by Infineon Technologies. It's part of the IR38xx family of integrated voltage regulators, specifically designed to provide high-performance power management solutions for a variety of applications, including computing, telecommunications, and networking equipment.
Key features of the IR3899MTRPBF include a wide input voltage range, high power density, and excellent thermal performance. It integrates several components such as a controller, MOSFETs, and a synchronous buck converter into a single package, minimizing the need for external components and simplifying the design process. The IR3899MTRPBF also offers advanced features like input and output voltage regulation, fault protection, and dynamic voltage scaling, enhancing system reliability and efficiency.
This IVR supports fast transient response and can handle high current loads, making it suitable for applications requiring precise and stable power delivery. Its compact size and robust performance make it a popular choice for designers looking to optimize space and improve system efficiency.

Equivalent

The IR3899MTRPBF is a high-efficiency integrated voltage regulator. Equivalent products may include:
1. Texas Instruments TPS546C23
2. Maxim Integrated MAX20751
3. Analog Devices ADP2166
4. Infineon TDA21470
These alternatives provide similar functionality, such as synchronous buck conversion and high current output, but it’s important to verify electrical specifications, pin compatibility, and thermal characteristics to ensure suitability for your specific application.

Features

The IR3899MTRPBF is a high-efficiency, integrated DC-DC buck regulator designed by Infineon Technologies. Key features of this component include:
1. Wide Input Voltage Range: It operates from an input voltage of 4.5V to 14V, making it suitable for various applications.
2. Output Voltage: The device can provide an adjustable output voltage ranging from 0.6V to 12V.
3. Load Current: Supports continuous output currents up to 4A.
4. Efficiency: It features high efficiency across the load range, often exceeding 90%, which helps reduce power loss and thermal stress.
5. Switching Frequency: Capable of operating at a high switching frequency, up to 1.5 MHz, enabling the use of smaller external components.
6. Protection Features: Includes over-current protection, thermal shutdown, and under-voltage lockout to enhance reliability and safety.
7. Soft Start: The device features a programmable soft-start, which helps limit inrush current during startup.
8. Package: Comes in a compact and thermally enhanced package, suitable for space-constrained applications.
These features make the IR3899MTRPBF ideal for power management solutions in computing, telecom, and consumer electronics.

Pinout

The IR3899MTRPBF is a 32-pin Power Management IC (PMIC) designed for high efficiency and compactness in DC-DC conversion applications. It is part of the integrated voltage regulator family and is typically used for step-down (buck) applications.
The primary function of the IR3899MTRPBF is to convert a higher input voltage to a lower output voltage while delivering high efficiency and minimizing power loss. It integrates a driver, control, switching FETs, and compensation components within a single package, simplifying the design and reducing the needed board space.
The 32-pin package allows for various input and output configurations and includes features such as an enable pin, power good indicator, and fault protections like over-current and over-temperature protection. These features make it suitable for a wide range of applications from consumer electronics to industrial equipment, where efficient power regulation is needed.

Manufacturer

The IR3899MTRPBF is manufactured by Infineon Technologies. Infineon is a German semiconductor company that designs and manufactures a wide range of semiconductor products. These products are utilized in various applications, including automotive, industrial, and consumer electronics. Infineon is recognized for its innovation and expertise in power electronics, security systems, and smart applications. The company is a leading player in the semiconductor industry, known for providing solutions that enhance energy efficiency, mobility, and security in electronic devices.

Application

The IR3899MTRPBF is a high-performance integrated voltage regulator commonly used in various applications. Its primary application areas include powering microprocessors, FPGAs, ASICs, and other digital ICs in computing and networking equipment. It is also used in servers, storage systems, telecommunications infrastructure, and industrial electronics due to its efficiency and compact size. The device's ability to provide a stable power supply makes it suitable for high-density and space-constrained environments, ensuring reliable operation in critical applications.

Package

The IR3899MTRPBF is a DC-DC converter IC from Infineon Technologies, and it typically comes in a PQFN (Power Quad Flat No-lead) package. This package type is designed to offer a compact footprint with good thermal performance, ideal for high-density applications.

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