LTM4671IY

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LTM4671IY

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Specifications

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Overview

Description

The LTM4671IY is a micro-module DC/DC step-down regulator by Analog Devices, designed to simplify power management in electronic systems. It integrates a high-efficiency switching regulator, inductor, and supporting components within a compact package. This module supports a wide input voltage range and is capable of delivering precise output voltages, making it suitable for various applications including telecommunications, data centers, and industrial systems.
Key features of the LTM4671IY include four 8A outputs, which can be paralleled for higher current or run independently for multiple voltage rails. It offers digital power system management via PMBus, allowing users to monitor, control, and sequence power supplies easily. Other functionalities include fault management, telemetry, and the ability to configure settings such as output voltage and switching frequency.
The LTM4671IY minimizes design complexity, reduces board space, and accelerates time-to-market for power solutions. Its high degree of integration and configurability make it an attractive choice for engineers needing reliable and efficient power conversion in space-constrained environments.

Equivalent

The LTM4671IY is a quad-output step-down µModule regulator. Equivalent products may include the Analog Devices LTM4673 or LTM4674, which are also µModule regulators with similar quad-output configurations. Texas Instruments offers the TPSM846C24, though it might not be a direct equivalent, it could meet similar specifications. Always compare the specific electrical and thermal characteristics to ensure compatibility with your design requirements.

Features

The LTM4671IY is a quad-output step-down µModule (micro-module) regulator. Key features include:
1. High Efficiency: Utilizes synchronous rectification to deliver high efficiency, up to 94%.
2. Quad Output: Capable of delivering four separate outputs from a single module.
3. Wide Input Voltage Range: Operates from 4.5V to 26.5V input voltage.
4. Configurable Outputs: Each output is configurable for different voltage and current needs.
5. Digital Interface: PMBus/I²C interface for digital power system management.
6. Compact Size: Integrated in a small form factor suitable for space-constrained applications.
7. Current Sharing: Supports current sharing between output channels for higher power applications.
8. Protection Features: Includes overvoltage, overcurrent, and overtemperature protections.
9. Integrated Inductors: Simplifies design and reduces component count.
10. Fast Transient Response: Suitable for applications with dynamic load changes.
Overall, the LTM4671IY is designed for flexibility and efficiency in multi-output power supply applications.

Pinout

The LTM4671IY is a power module designed by Analog Devices, Inc. It is a high-efficiency, quad-output DC/DC step-down µModule regulator. The module integrates the power inductor, MOSFETs, DC/DC controller, and support components into a single package, simplifying the design process for complex power management systems.
The LTM4671IY comes in a 144-ball BGA (Ball Grid Array) package. The pin count for this package is 144. The module is designed to provide four independent outputs, each configurable for different voltage and current levels. It supports digital power system management via the PMBus interface, allowing users to monitor, control, and configure power parameters through software.
This module is suitable for applications requiring multiple outputs with precise voltage regulation and fast transient response, often used in telecommunications, networking, and industrial equipment. It can deliver up to 58W per output channel for a total of 232W, depending on the input voltage and thermal conditions. The integration and flexibility of the LTM4671IY make it a versatile solution for complex power supply requirements.

Manufacturer

The LTM4671IY is manufactured by Analog Devices, Inc. Analog Devices is a semiconductor company known for designing and manufacturing a broad range of integrated circuits used in various electronic equipment. The company specializes in data conversion, signal processing, and power management technology, serving industries such as communications, automotive, industrial, healthcare, and consumer electronics.

Application

The LTM4671IY is a μModule (micro-module) regulator designed for various power management applications. Its compact design and high efficiency make it suitable for use in telecommunications, data centers, and network infrastructure. It's also ideal for industrial equipment and high-performance computing systems where space and thermal management are critical. Additionally, the LTM4671IY is used in medical devices and instrumentation, providing reliable power conversion and regulation. Its programmability and advanced monitoring features make it suitable for complex systems requiring precise power delivery and management.

Package

The LTM4671IY is a quad DC/DC step-down µModule regulator. Its package type is a 16mm x 16mm x 5.01mm BGA (Ball Grid Array).

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