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LTM4644MPY#PBF

Name: LTM4644MPY#PBF
Rating: 4.7 (12 reviews)

DC DC CONVERTER 4X0.6-5.5V

Производитель
Мфр. Часть #LTM4644MPY#PBF
Пакет
Лист данных LTM4644MPY#PBF DataSheet
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Спецификации

Series	µModule®
Part Status	Active
Type	Non-Isolated PoL Module
Number of Outputs	4
Voltage - Input (Min)	4V
Voltage - Input (Max)	14V
Voltage - Output 1	0.6 ~ 5.5V
Voltage - Output 2	0.6 ~ 5.5V
Voltage - Output 3	0.6 ~ 5.5V
Voltage - Output 4	0.6 ~ 5.5V
Current - Output (Max)	4A, 4A, 4A, 4A
Applications	ITE (Commercial)
Features	OCP, OTP, OVP
Operating Temperature	-55°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	77-BBGA Module
Size / Dimension	0.59" L x 0.35" W x 0.20" H (15.0mm x 9.0mm x 5.0mm)
Supplier Device Package	77-BGA (15x9)
Base Product Number	LTM4644

Обзор

Description

The LTM4644MPY#PBF is a high-performance, step-down DC-DC power module designed by Analog Devices. It integrates a synchronous step-down converter with a high-efficiency architecture, capable of delivering up to 4A of output current from a wide input voltage range of 4.5V to 20V. The module features built-in compensation, enabling easy design and minimizing external component count.
Key specifications include a default output voltage of 0.8V, adjustable via external resistors, and a high efficiency of over 90%, making it suitable for various applications such as telecom, industrial, and medical equipment. The LTM4644 also includes features like soft start, current monitoring, and thermal protection, enhancing reliability and performance. Its compact packaging (a 15mm x 15mm LGA) facilitates space-constrained designs.
This module is ideal for engineers looking for a reliable, efficient solution for power management in complex systems. For further details, refer to the manufacturer's datasheet.

Features

The LTM4644MPY#PBF is a high-performance, step-down DC-DC power module designed for efficient power conversion. Key features include:
1. Input Voltage Range: Operates from 4.5V to 17V.
2. Output Voltage: Adjustable output from 0.8V to 5V.
3. Output Current: Delivers up to 4A output current.
4. Efficiency: High efficiency up to 95%.
5. Integrated Inductor: Combines power components in a compact package, minimizing external component count.
6. Thermal Performance: Built-in thermal protection and power good signal.
7. Control Loop: Uses a constant on-time current mode control for fast transient response.
8. Package: Available in a compact, thermally-enhanced 15mm x 15mm LGA package for easy PCB integration.
9. Soft-Start: Features a programmable soft-start function to limit inrush current.
10. Output Ripple: Low output ripple voltage, suitable for sensitive applications.
This versatility makes the LTM4644 ideal for various applications, including telecommunications, industrial equipment, and consumer electronics.

Package

The LTM4644MPY#PBF is packaged in a 28-lead plastic BGA (Ball Grid Array) format. This package type allows for efficient thermal performance and a compact footprint suitable for high-density applications.

Pinout

The LTM4644MPY#PBF is a dual 4A step-down DC-DC µModule (micro-module) regulator from Analog Devices, Inc. It features a total of 40 pins.
The primary functions of the pins include:
1. Input Voltage Pins: Connect to the input power supply.
2. Output Voltage Pins: Deliver regulated output voltages.
3. Power Good (PG) Pins: Indicate the status of the output voltage.
4. Enable Pins: Control the on/off operation of the regulator.
5. Compensation Pins: Used for external compensation network to stabilize the loop.
6. Thermal and Ground Pins: Provide thermal management and grounding connections.
7. Feedback Pins: For voltage feedback to maintain output voltage regulation.
The LTM4644MPY#PBF is designed for high efficiency and compact applications, integrating the power components in a small package.

Manufacturer

The LTM4644MPY#PBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves a wide range of industries, including communications, automotive, healthcare, and industrial automation. The LTM4644 is a power module specifically designed for high-efficiency DC-DC conversion applications, showcasing ADI’s expertise in power management solutions. The company is known for its innovation and plays a critical role in enabling advanced technologies across various sectors.

Application

The LTM4644MPY#PBF is a dual 4A step-down DC-DC converter used in various applications, including point-of-load power supplies for processors, FPGAs, and DSPs. It is suitable for telecommunications, industrial automation, and medical devices. The device features high efficiency, compact design, and a wide input voltage range, making it ideal for powering advanced electronic systems in space-constrained environments.

Equivalent

The LTM4644MPY#PBF is a step-down power module from Analog Devices. Equivalent products include the LTM4646, LTM4634, and LTM4632, which offer similar functionalities but vary in output voltage/current specifications. Additionally, other manufacturers like Texas Instruments and Maxim Integrated may have comparable DC-DC converters but check their datasheets for exact specifications and compatibility.

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компании FedEx: Стоимость доставки варьируется от 25 до 40 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ТНТ: Стоимость доставки варьируется от 25 до 65 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

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