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LTM4677IY#PBF

Name: LTM4677IY#PBF
Rating: 4.7 (12 reviews)

DC DC CNVRTR 0.5-1.8V 0.5-1.8V

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仕様

Series	µModule®
Part Status	Active
Type	Isolated Module
Number of Outputs	2
Voltage - Input (Min)	4.5V
Voltage - Input (Max)	16V
Voltage - Output 1	0.5 ~ 1.8V
Voltage - Output 2	0.5 ~ 1.8V
Current - Output (Max)	18A, 18A
Applications	ITE (Commercial)
Features	Remote On/Off, OTP, OVP, SCP, UVLO
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 0.20" H (16.0mm x 16.0mm x 5.0mm)
Supplier Device Package	144-BGA (16x16)
Base Product Number	LTM4677

概要

Description

The LTM4677IY#PBF is a high-performance, dual-output step-down DC-DC power module from Analog Devices. It features a wide input voltage range, typically from 4.5 V to 20 V, making it suitable for a variety of applications. The module can deliver up to 15 A of output current per channel and provides a flexible output voltage range, adjustable down to 0.6 V.
Key features include built-in power good indicators, fault protection, and thermal shutdown capabilities. The LTM4677 offers an efficient solution for power conversion, with high efficiency at various loads, which helps in thermal management. Its compact design allows for integration into space-constrained environments.
The device is ideal for applications in telecommunications, industrial equipment, and automotive systems, where reliable power delivery and compact size are crucial. Using advanced control techniques, the LTM4677 ensures stable operation and quick transient response, making it a versatile choice for modern electronic systems.

Features

The LTM4677 is a high-performance DC/DC step-down power module from Analog Devices. Key features include:
- Output Voltage Range: Adjustable output voltage from 0.6V to 5.5V.
- Output Current: Capable of delivering up to 10A of output current.
- High Efficiency: Efficiency can exceed 92% under typical load conditions.
- Power Good Indicator: Integrated power good (PG) signal for monitoring output voltage.
- Programmable Current Limit: Adjustable current limit for overcurrent protection.
- Thermal Management: Built-in thermal shutdown and fault protection.
- Small Size: Compact package (6mm x 6mm) ideal for space-constrained applications.
- Wide Input Voltage Range: Accepts input voltages from 4.5V to 28V.
- Synchronization: Can be synchronized to an external clock for frequency control.
- Monitor Outputs: Provides options for monitoring output voltage and current.
These features make the LTM4677 suitable for a variety of applications, including telecommunications, industrial equipment, and consumer electronics.

Package

The LTM4677IY#PBF is packaged in a 7mm x 7mm, 48-lead LGA (Land Grid Array) format.

Pinout

The LTM4677IY#PBF is a dual 16A step-down DC-DC power module from Analog Devices. It features a total of 30 pins.
Key functions of the pins include:
- Input Voltage Pins: Supply power to the module (VIN).
- Output Voltage Pins: Deliver the regulated output voltage (VOUT).
- Feedback Pins: Allow for voltage feedback to maintain regulation.
- Power Good Pins: Indicate the status of the output voltage.
- Compensation Pins: Used for stability and transient response tuning.
- Control Pins: Enable/disable operation and set the output voltage.
- Thermal and Ground Pins: Provide thermal dissipation and ground connections.
The LTM4677 integrates multiple functions to simplify power management in compact designs, making it suitable for various applications.

Manufacturer

The manufacturer of the LTM4677IY#PBF is Analog Devices, Inc. Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts, specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is known for its innovation in various sectors, including industrial automation, automotive, communications, healthcare, and consumer electronics. Analog Devices provides solutions for signal processing, data conversion, and power management, among other applications, and is recognized for its commitment to quality and technological advancement in the semiconductor industry.

Application

The LTM4677IY#PBF is a dual 16A step-down DC-DC converter optimized for high-performance applications. It is commonly used in industrial systems, telecommunications, data centers, and high-performance computing. Its versatility allows it to support point-of-load regulation for FPGAs, ASICs, and processors, as well as powering other sensitive electronics requiring efficient, compact power solutions.

Equivalent

The LTM4677IY#PBF is a dual output, step-down power module. Equivalent products include the LT8672, LTM4620, and LTM4634. For specific replacements, consider factors like output voltage, current ratings, thermal performance, and package type. Always consult the manufacturer's datasheets for detailed specifications and compatibility.