LTM4676AIY

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LTM4676AIY

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DC DC CNVRTR 0.5-5.4V 0.5-5.4V

  • HerstellerAnalog Devices Inc.

  • Herstellerteil #LTM4676AIY

  • Auf Lager8513

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Attribut Wert
Series µModule®
Part Status Active
Base Product Number LTM4676
Type Non-Isolated PoL Module
Number of Outputs 2
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 26.5V
Voltage - Output 1 0.5 ~ 5.4V
Voltage - Output 2 0.5 ~ 5.4V
Current - Output (Max) 13A, 13A
Applications ITE (Commercial)
Features OCP, OTP, OVP, SCP, UVLO
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package 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)
Packaging Tray

Übersicht

Description

The LTM4676AIY is a high-performance, dual-channel DC/DC step-down power module designed for applications requiring efficient power conversion. It features a wide input voltage range of 4.5V to 60V, making it suitable for various industrial, automotive, and telecommunications applications. The module can deliver up to 15A per channel, with an adjustable output voltage range from 0.8V to 15V.
Key features include integrated inductors, low ripple, and high efficiency, often exceeding 90%, which minimizes heat generation. The LTM4676AIY also incorporates advanced control algorithms for precise output regulation and load transient response. It includes built-in protection features like over-voltage, over-current, and thermal shutdown, ensuring robust operation.
Its compact design allows for easy PCB integration, and it can be packaged in a small footprint, making it ideal for space-constrained applications. Additionally, it offers remote sensing capabilities, enhancing output voltage accuracy. Overall, the LTM4676AIY is an excellent choice for demanding power management solutions.

Equivalent

The LTM4676AIY is a dual-output step-down DC-DC regulator. Equivalent products include the Texas Instruments TPS563201, Analog Devices LTC7150, and the Microchip MCP1825. Other alternatives are the Maxim Integrated MAXM17532 and ON Semiconductor NCP81174. Each product may vary in features such as output current, input voltage range, and package type, so it's essential to check specific requirements for compatibility.

Features

The LTM4676AIY is a high-efficiency, dual output step-down DC-DC regulator designed for point-of-load applications. Key features include:
1. Dual Outputs: Provides two independent output voltages with adjustable settings.
2. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V.
3. High Efficiency: Achieves efficiencies up to 95%, minimizing heat generation.
4. Current Sharing: Allows for parallel operation for higher output current capability.
5. Integrated Power Components: Combines power MOSFETs, inductors, and control circuitry in a compact package.
6. Adjustable Output Voltage: Output voltages can be easily set using external resistors.
7. Programmable Soft Start: Features a soft-start function to prevent inrush current during startup.
8. Thermal Shutdown: Integrated protection against overheating.
9. Compact Size: Available in a small LGA package, ideal for space-constrained applications.
This makes the LTM4676AIY suitable for a variety of applications, including telecommunications, industrial equipment, and computer systems.

Pinout

The LTM4676AIY is a dual-output synchronous step-down DC-DC regulator from Analog Devices that comes in a 16-lead, 3mm x 5mm LGA package. It features a total of 16 pins.
### Pin Functions:
1. VIN: Input voltage.
2. GND: Ground.
3. VOUT1: Output voltage for Channel 1.
4. VOUT2: Output voltage for Channel 2.
5. SENSE+1: Positive sense for Channel 1 output.
6. SENSE-1: Negative sense for Channel 1 output.
7. SENSE+2: Positive sense for Channel 2 output.
8. SENSE-2: Negative sense for Channel 2 output.
9. SW1: Switch node for Channel 1.
10. SW2: Switch node for Channel 2.
11. CSN1: Channel 1 current sense negative terminal.
12. CSP1: Channel 1 current sense positive terminal.
13. CSN2: Channel 2 current sense negative terminal.
14. CSP2: Channel 2 current sense positive terminal.
15. COMP1: Compensation for Channel 1.
16. COMP2: Compensation for Channel 2.
This IC is designed for high-efficiency power management in various applications.

Manufacturer

The LTM4676AIY is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company that specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company focuses on high-performance solutions for various applications, including communications, automotive, industrial, and consumer electronics. Founded in 1965, Analog Devices is known for its innovation in signal processing technology and has a significant market presence, offering a wide range of products that cater to the needs of engineers and businesses in diverse sectors. The LTM4676AIY specifically is a dual-output, step-down power module designed for high-efficiency voltage regulation in complex power management systems.

Application

The LTM4676AIY is a dual output DC-DC step-down power module designed for various applications, including telecommunications, data centers, industrial automation, and medical equipment. It efficiently converts high input voltages to low output voltages, making it suitable for powering processors, FPGAs, and other digital loads. Its compact surface mount design and thermal performance enable integration into space-constrained environments. Additionally, it features programmable output voltages and current sharing capabilities, making it ideal for applications requiring precision and reliability in power delivery.

Package

The LTM4676AIY is packaged in a 16-lead, 3mm x 3mm LGA (Land Grid Array) package, designed for compact applications with a low profile.

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