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LTM4644EY#PBF

Name: LTM4644EY#PBF
Rating: 4.7 (12 reviews)

DC DC CONVERTER 4X0.6-5.5V

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Mfr.부분 #LTM4644EY#PBF
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데이터시트 LTM4644EY#PBF DataSheet
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사양

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	-40°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

개요

Description

The LTM4644EY#PBF is a high-performance, step-down DC-DC power module designed for efficient power conversion in compact applications. It features a 4A output current capability with a wide input voltage range of 4.5V to 20V, making it suitable for various powering needs in consumer electronics, industrial devices, and telecommunications equipment.
Key features include an integrated inductor, low output ripple, and excellent transient response, which help simplify the design process and save board space. The module also incorporates features such as tracking, remote sensing, and an adjustable output voltage down to 0.8V. Its thermal management is enhanced by its compact package design, allowing for efficient heat dissipation.
The LTM4644EY#PBF is ideal for applications requiring a reliable, efficient, and compact power solution, supporting a range of load conditions while maintaining stable performance.

Features

The LTM4644EY#PBF is a high-performance DC-DC step-down power module from Analog Devices. Key features include:
1. Output Voltage Range: Adjustable output from 0.8V to 5V.
2. Input Voltage Range: Supports a wide input range from 4.5V to 60V.
3. Power Rating: Delivers up to 4A of output current, suitable for high-power applications.
4. Integrated Components: Combines a DC-DC converter with inductors, capacitors, and control circuitry in a compact package.
5. High Efficiency: Achieves efficiencies up to 95% to minimize heat generation.
6. Thermal Protection: Includes thermal shutdown and current limit features for enhanced reliability.
7. Compact Design: Small footprint suitable for space-constrained applications.
8. Power Good Indicator: Provides a status signal for monitoring the output voltage.
This module is ideal for applications in telecommunications, industrial equipment, and automotive systems, offering a robust solution for efficient power management.

Package

The LTM4644EY#PBF is available in a 16mm x 16mm × 4.32mm, 48-lead LQFP (Low-profile Quad Flat Package) package type.

Pinout

The LTM4644EY#PBF is a DC-DC step-down power module from Analog Devices, featuring a total of 16 pins. This module is designed for high efficiency and compact power conversion in applications requiring a regulated output voltage.
The main functions of the pins include:
- Input voltage and ground connections (VIN, GND)
- Output voltage and ground connections (VOUT, GND)
- Feedback and compensation pins (VFB, COMP)
- Control pins for enable (RUN), frequency selection (FREQ), and soft-start (SS)
- Additional pins for monitoring and feedback (ISET, ISEN, etc.)
This module provides a simple solution for generating lower output voltages from a higher input voltage while ensuring high performance and efficiency in various applications.

Manufacturer

The manufacturer of the LTM4644EY#PBF is Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for designing and manufacturing a range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company specializes in products that are used in various applications, including automotive, communications, industrial, and consumer electronics. Established in 1965, Analog Devices is recognized for its innovation in signal processing technology and plays a significant role in the electronics industry by providing solutions that enhance performance and efficiency in complex systems.

Application

The LTM4644EY#PBF is a high-efficiency, step-down DC-DC regulator suitable for various applications, including telecom systems, data center power supplies, industrial automation, and automotive electronics. Its compact design and ability to deliver high output current make it ideal for powering FPGAs, DSPs, ASICs, and other high-performance processors. Additionally, it is used in battery-powered devices and medical equipment due to its low quiescent current and thermal performance.

Equivalent

Equivalent products to the LTM4644EY#PBF include the LTC4644 and LTM4644A components from Analog Devices, as well as similar power management ICs like the TPS563201 from Texas Instruments and the LMZM23600 from Texas Instruments. Always check specifications and pin configurations to ensure compatibility for your specific application.