LTM4655IY

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LTM4655IY

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EN55022B CMPLINT 40V DUAL 4A SNG

  • ManufacturerAnalog Devices Inc.

  • Mfr. Part #LTM4655IY

  • In Stock5245

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Specifications

Attribute Value
Series µModule®
Part Status Active
Type Non-Isolated PoL Module
Number of Outputs 2
Voltage - Input (Min) 3.1V
Voltage - Input (Max) 40V
Voltage - Output 1 0.5 ~ 26.5V
Voltage - Output 2 -0.5 ~ -26.5V
Current - Output (Max) 4A, 4A
Power (Watts) 96 W
Applications ITE (Commercial)
Features Adjustable Output
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 144-BBGA Module
Size / Dimension 0.63" L x 0.63" W x 0.21" H (16.0mm x 16.0mm x 5.2mm)
Supplier Device Package 144-BGA (16x16)
Base Product Number LTM4655

Overview

Description

The LTM4655IY is a high-efficiency, dual-output step-down DC/DC µModule regulator designed by Analog Devices. This device is ideal for applications requiring compact size and efficient power conversion, such as in telecommunications, data communications, and distributed power architectures.
The LTM4655IY integrates power MOSFETs, inductors, and supporting components into a single package, simplifying design and reducing the need for external components. It provides two independent output voltages, enhancing design flexibility. Each output can deliver up to 4A of continuous current, with a wide input voltage range.
Key features include high efficiency, typically greater than 90%, and fast transient response due to its current mode architecture. It also offers programmable switching frequency, frequency synchronization capability, and excellent thermal performance, which is critical for maintaining reliability in demanding environments.
Additionally, the LTM4655IY incorporates various protection features such as overcurrent, overvoltage, and thermal shutdown, ensuring robust and reliable operation. Its compact form factor and ease of use make it a suitable choice for designers looking to optimize space and performance in power supply designs.

Equivalent

The LTM4655IY is a high-efficiency, dual-output DC/DC step-down µModule regulator. Equivalent products that offer similar functionality might include the Texas Instruments TPSM846C23, Analog Devices ADP5054, and the Maxim Integrated MAXM17532. When selecting an equivalent, consider the specific electrical characteristics, such as output voltage range, current capacity, and efficiency, to ensure compatibility with your application. Always consult the datasheets for detailed specifications and pin compatibility.

Features

The LTM4655IY is a high-performance, dual-output step-down μModule regulator. Key features include:
1. Wide Input Voltage Range: It supports input voltages from 4.5V to 58V, making it versatile for various applications.

2. Dual Outputs: The module provides two independent outputs, which can be adjusted externally from 0.5V to 13.5V.
3. High Efficiency: It is designed for high efficiency, with efficiencies up to 94%, reducing power loss and heat generation.
4. Compact Design: The LTM4655IY comes in a compact BGA package, saving board space and simplifying the design.
5. Integrated Features: Includes built-in MOSFETs, inductors, and various support components, minimizing external components required.
6. Programmable Features: Offers programmable soft-start, tracking, and output voltage margining.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and short-circuit protection to enhance reliability.
8. Ease of Use: The device is designed for easy implementation, reducing design time and complexity for engineers.
These features make the LTM4655IY suitable for applications requiring reliable power supply with minimal space, such as industrial, automotive, and communications systems.

Pinout

The LTM4655IY is a dual-output step-down μModule regulator. It is designed to provide two regulated outputs from a single input source. This device is typically used in applications that require reliable and compact power solutions, such as telecommunications, data communications, and industrial equipment.
The LTM4655IY has a 120-pin Ball Grid Array (BGA) package. The pin count includes both the power and signal pins required for its operation. Each of these pins serves a specific function, such as input power, ground, output voltages, feedback, and control signals. The μModule regulator also integrates the inductor, power switches, DC/DC controller, compensation, and other supporting components, making it a convenient and easy-to-use power solution.
The LTM4655IY is designed for high efficiency and reliability, and its compact form factor makes it suitable for space-constrained applications. For detailed information regarding the specific functions of individual pins, one should refer to the official datasheet provided by the manufacturer, Analog Devices.

Manufacturer

The LTM4655IY is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company serves a wide range of industries, including automotive, communications, computing, consumer electronics, healthcare, and industrial sectors. Analog Devices is known for providing high-performance solutions and innovation across a broad spectrum of applications, making it a key player in the semiconductor industry.

Application

The LTM4655IY is a high-efficiency, dual-output step-down µModule regulator designed for applications requiring compact power solutions. Key application areas include telecommunications, networking equipment, data centers, and industrial systems. It is suitable for powering FPGAs, ASICs, microprocessors, and other digital ICs requiring precise voltage regulation. The module's ability to deliver high power density in a small footprint makes it ideal for space-constrained environments. Its robust performance in providing reliable power conversion with high efficiency and low heat generation is beneficial for systems demanding consistent and stable power. Additionally, the LTM4655IY's integrated features and easy-to-use design facilitate quick integration into complex electronic systems.

Package

The LTM4655IY is a micro-module step-down regulator from Analog Devices, featuring a compact BGA (Ball Grid Array) package. It integrates the inductor, power stages, and supporting components. This design is ideal for space-constrained applications requiring efficient power conversion solutions.

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