LT3825EFE#TRPBF

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LT3825EFE#TRPBF

+Nomenclature

IC REG CTRLR FLYBACK 16TSSOP

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Spécifications

Attribut Valeur
Part Status Active
Output Type Transistor Driver
Function Step-Up/Step-Down
Output Configuration Positive, Isolation Capable
Topology Flyback
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 9.7V ~ 18V
Frequency - Switching 100kHz
Duty Cycle (Max) 88%
Synchronous Rectifier Yes
Clock Sync Yes
Control Features Enable, Frequency Control, On Time Control
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package 16-TSSOP-EP
Base Product Number LT3825

Présentation

Description

The LT3825EFE#TRPBF is a high-performance, step-down (buck) DC-DC converter from Analog Devices' Linear Technology division. It is designed to deliver high efficiency and precise output voltage regulation. Features include a wide input voltage range, typically from 4.5V to 60V, making it suitable for various applications, including industrial and automotive systems. The device can provide output currents up to 4A and includes adjustable output voltage settings, enabling designers to tailor the converter to specific requirements.
The LT3825 employs a current mode control architecture, which enhances performance in terms of transient response and loop stability. Additional features include built-in protection mechanisms such as thermal shutdown, overcurrent protection, and soft-start functionality, ensuring reliability during operation. The package type, EFE, indicates a thermally enhanced 16-lead TSSOP, optimizing space and thermal management in compact designs.
Overall, the LT3825EFE#TRPBF is an ideal choice for efficient power conversion in demanding applications.

Equivalent

The LT3825EFE#TRPBF is a buck converter controller. Equivalent products include the TPS563202 from Texas Instruments, the LM2596 from Texas Instruments, the MIC2238 from Microchip, and the LM2675 from Texas Instruments. These alternatives offer similar functionality in DC-DC conversion applications. Always verify specific parameters such as voltage, current ratings, and features for compatibility with your design needs.

Features

The LT3825EFE#TRPBF is a high-performance DC/DC converter designed for step-down (buck) applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V, making it suitable for various power supply applications.
2. High Efficiency: Offers efficiencies up to 95%, reducing thermal management requirements.
3. Adjustable Output Voltage: Output voltage can be adjusted from 0.8V to 55V, allowing flexibility in design.
4. Current Mode Control: Provides excellent transient response and simplifies compensation.
5. Integrated Switches: Includes high-side and low-side MOSFETs, minimizing external component count.
6. Programmable Switching Frequency: Switching frequency can be set from 200kHz to 2.5MHz, allowing optimization for size and efficiency.
7. Protection Features: Equipped with overvoltage, overcurrent, and thermal shutdown protections to ensure reliable operation.
8. Thermal Management: Available in a thermally enhanced package, facilitating efficient heat dissipation.
Overall, the LT3825EFE#TRPBF is ideal for industrial, automotive, and battery-powered applications requiring robust power management.

Pinout

The LT3825EFE#TRPBF is a high-performance step-down (buck) DC/DC converter with a total of 16 pins. Its primary functions include voltage regulation, power management, and providing an adjustable output voltage with high efficiency. The device can operate over a wide input voltage range and is designed to deliver a maximum output current while minimizing power loss.
Key functions of specific pins include:
1. VIN: Input voltage supply.
2. SW: Switch node for the internal power switch.
3. GND: Ground reference.
4. VOUT: Output voltage feedback.
5. COMP: Compensation pin for stability.
6. Rset: Resistor for setting the output voltage.
7. ISET: Current limit setting.
8. PGND: Power ground for high current paths.
The LT3825 is suitable for applications in power supplies, battery chargers, and energy management systems due to its features like soft-start, over-voltage protection, and thermal shutdown.

Manufacturer

The LT3825EFE#TRPBF is manufactured by Analog Devices, Inc. Analog Devices, commonly referred to as ADI, is a prominent American multinational company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits (ICs). Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves various industries including automotive, communications, healthcare, industrial automation, and consumer electronics.
The LT3825 is a specific product within ADI's extensive portfolio, designed for high-performance DC-DC converter applications. The device is characterized by its efficiency and versatility in power management solutions, making it suitable for various applications in power supply design. ADI is known for its strong emphasis on innovation and quality, ensuring that its products meet the rigorous demands of modern electronic systems. The company is well-regarded within the semiconductor industry for its expertise in signal processing and power management technologies.

Application

The LT3825EFE#TRPBF is a high-performance, step-down DC-DC converter primarily used in applications requiring efficient power management. Common application areas include:
1. Industrial Equipment: Powering control systems and sensors.
2. Telecommunications: Supplying power to networking equipment and base stations.
3. Automotive: Driving systems in electric vehicles and infotainment units.
4. Consumer Electronics: Used in laptops, tablets, and smartphones for battery management.
5. Medical Devices: Providing reliable power for diagnostic and treatment equipment.
6. LED Drivers: Powering LED lighting systems effectively.
Its versatility and efficiency make it suitable for a wide range of applications requiring regulated voltage outputs.

Package

The LT3825EFE#TRPBF is packaged in a 28-lead TSSOP (Thin Shrink Small Outline Package) form factor.

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