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LTM4619IV#PBF

Name: LTM4619IV#PBF
Rating: 4.7 (12 reviews)

DC DC CONVERTER 0.8-5V 0.8-5V

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資料表 LTM4619IV#PBF DataSheet
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規格

Series	µModule®
Part Status	Active
Type	Non-Isolated PoL Module
Number of Outputs	2
Voltage - Input (Min)	4.5V
Voltage - Input (Max)	26.5V
Voltage - Output 1	0.8 ~ 5V
Voltage - Output 2	0.8 ~ 5V
Current - Output (Max)	4A, 4A
Applications	ITE (Commercial)
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	144-BLGA Module
Size / Dimension	0.59" L x 0.59" W x 0.11" H (15.0mm x 15.0mm x 2.8mm)
Supplier Device Package	144-LGA (15x15)
Base Product Number	LTM4619

概述

Description

The LTM4619IV#PBF is a high-performance, step-down DC-DC power module from Analog Devices, specifically designed for applications requiring efficient power conversion. It features a wide input voltage range of 4.5V to 36V and can deliver up to 19A of output current. The module integrates a switching regulator, inductors, and passive components into a compact package, making it suitable for space-constrained designs.
Key features include an adjustable output voltage, high efficiency (up to 95%), and a built-in thermal shutdown for protection. The LTM4619 also supports parallel operation for higher current applications. Its small footprint and minimal external component requirements simplify design and facilitate rapid prototyping.
Common applications include industrial, automotive, and telecommunications equipment where reliable and efficient power supply is critical. Overall, the LTM4619IV#PBF is an excellent choice for designers seeking a robust power solution with minimal design effort.

Features

The LTM4619IV#PBF is a high-efficiency DC-DC step-down power module from Analog Devices' Linear Technology division. Key features include:
1. Output Voltage: Adjustable output voltage range from 0.8V to 5V.
2. Output Current: Capable of delivering up to 19A of output current.
3. Input Voltage Range: Operates from a wide input voltage range of 4.5V to 17V.
4. High Efficiency: Efficiency up to 95%, minimizing heat and extending component life.
5. Small Footprint: Compact LGA package (7mm x 9mm) for space-constrained applications.
6. Built-in Inductor: Integrated inductor simplifies design and reduces external component count.
7. Thermal Protection: Over-temperature protection to enhance reliability.
8. Power Good Indicator: Provides feedback on output voltage status.
9. Soft-Start: Controlled start-up to limit inrush current.
10. Remote Sense: Allows for accurate voltage measurement at the load.
These features make the LTM4619 ideal for applications such as telecommunications, industrial equipment, and data centers.

Package

The LTM4619IV#PBF is packaged in a 16-lead LGA (Land Grid Array) package. This package type is designed for compact applications, allowing for efficient thermal performance and space-saving on PCBs.

Pinout

The LTM4619IV#PBF is a step-down DC-DC power module from Analog Devices. It features a total of 36 pins. This device is designed for high-efficiency power conversion, providing an output voltage range of 0.8V to 5V and a maximum output current of 19A.
The key functions of the pins include:
- Input Voltage (VIN): Power input to the module.
- Output Voltage (VOUT): Regulated output voltage.
- GND: Ground connection.
- Feedback (FB): Feedback pin for voltage regulation.
- Enable (EN): Pin to enable or disable the module.
- Power Good (PG): Indicates when the output voltage is within the specified range.
- Compensation (COMP): Compensation network for stability.
- ISET: Sets the output current limit.
The LTM4619 is designed for applications requiring compact and efficient power solutions, such as in telecommunications, industrial equipment, and distributed power systems.

Manufacturer

The manufacturer of the LTM4619IV#PBF is Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves various industries, including telecommunications, automotive, industrial automation, healthcare, and consumer electronics. The company is known for its high-performance components used in various applications, particularly those requiring precision and reliability in signal processing and power management.

Application

The LTM4619IV#PBF is a high-efficiency, step-down DC-DC voltage regulator designed for applications requiring compact power solutions. Key application areas include telecommunications, industrial automation, automotive systems, data centers, and consumer electronics. It is particularly suited for powering FPGAs, microcontrollers, and other digital signal processors that need precise voltage regulation and high current output in space-constrained environments.

Equivalent

The LTM4619IV#PBF is a μModule step-down regulator. Equivalent products include:
1. LTM4620 - Similar specifications with slight variations in output current and voltage range.
2. LTM4600 - A lower output current option with comparable features.
3. LTM4631 - Offers an integrated architecture with higher performance.
Always check the datasheets for specific application requirements and compatibility.