LTC3824IMSE#TRPBF

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LTC3824IMSE#TRPBF

IC REG CTRLR BUCK 10MSOP

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Bảo hành 365 ngày

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Thông số kỹ thuật

Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4V ~ 60V
Frequency - Switching 200kHz ~ 600kHz
Duty Cycle (Max) 100%
Synchronous Rectifier No
Clock Sync Yes
Control Features Frequency Control, Soft Start
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package 10-MSOP-EP
Base Product Number LTC3824

Tổng quan

Description

The LTC3824IMSE#TRPBF is a high-performance synchronous step-down (buck) DC-DC converter from Analog Devices' Linear Technology division. It is designed to provide a regulated output voltage from a higher input voltage source, making it suitable for various applications in power management, including telecommunications, industrial, and automotive systems.
Key features of the LTC3824 include:
- Input voltage range: Typically from 4V to 60V.
- High efficiency: Can exceed 95% with synchronous rectification.
- Adjustable output voltage: Capable of producing output voltages down to 0.8V.
- Current mode control: Provides fast transient response and excellent loop stability.
- Built-in soft-start and frequency compensation: Ensures smooth startup and stability across conditions.
- Thermal and current limiting: Protects the device and connected loads.
The LTC3824 is available in a compact package, making it suitable for space-constrained designs. It is ideal for applications requiring high efficiency and reliability while managing varying loads and input conditions.

Features

The LTC3824IMSE#TRPBF is a high-performance, dual-output synchronous step-down DC/DC converter controller designed for high-efficiency power management. Key features include:
1. Dual Output: Capable of driving two synchronous step-down converters for versatile power supply applications.
2. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for a variety of power sources.
3. Adjustable Output Voltage: Outputs can be set from 0.8V to 95% of the input voltage, offering flexibility for different applications.
4. High Efficiency: Achieves high efficiency across a wide load range, reducing thermal management needs.
5. Current Mode Control: Provides excellent transient response and simplifies loop compensation.
6. Protection Features: Includes overvoltage, undervoltage, and thermal shutdown protections for reliable operation.
7. Programmable Switching Frequency: Adjustable frequency from 200kHz to 1.5MHz allows optimization for size and efficiency.
8. Soft-Start: Built-in soft-start feature limits inrush current during startup.
These features make the LTC3824 suitable for various applications, including telecom, industrial, and automotive power supplies.

Package

The LTC3824IMSE#TRPBF is packaged in a 28-lead SSOP (Shrink Small Outline Package) format. This type of package is characterized by its compact design, making it suitable for space-constrained applications.

Pinout

The LTC3824IMSE#TRPBF is a dual-phase synchronous step-down DC/DC controller from Analog Devices. It has a total of 28 pins.
Key functions include:
- Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 60V.
- Dual-Phase Output: Allows for higher current output by using multiple phases.
- Current Mode Control: Provides improved transient response and ease of compensation.
- Phase Interleaving: Reduces input and output ripple current.
- Power Good Indicator: Monitors output voltage status.
- Compensation Network: Built-in compensation for easier design.
- Soft-Start Feature: Controls the startup time to prevent inrush current.
This controller is used in applications requiring efficient power regulation, such as server, telecom, and industrial power systems.

Manufacturer

The manufacturer of the LTC3824IMSE#TRPBF is Analog Devices, Inc. (ADI). Analog Devices is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits (ICs). The company is known for its high-performance semiconductor solutions that are used in a variety of applications, including communication, industrial automation, automotive, and consumer electronics. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices focuses on providing innovative technology that enhances the performance and efficiency of electronic systems. The LTC3824 is a specific part of their extensive product portfolio, designed for high-efficiency DC-DC converters, showcasing their expertise in power management solutions.

Application

The LTC3824IMSE#TRPBF is a high-performance switch-mode power supply (SMPS) controller used in applications such as DC/DC converters, power management systems, and battery charging circuits. It is suitable for telecom, industrial, and automotive power supplies, where high efficiency and precise voltage regulation are crucial. Additionally, it can be utilized in renewable energy systems and LED drivers.

Equivalent

The LTC3824IMSE#TRPBF is a synchronous step-down regulator. Equivalent products include the LM2675, LM2596, and TPS5430 from Texas Instruments. Other alternatives are the MAX5035 from Maxim Integrated and the MIC2236 from Microchip. Always verify specifications and compatibility based on your specific application needs.

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