LTC3727EG

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LTC3727EG

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  • ПроизводительАналоговые устройства

  • Мфр. Часть #LTC3727EG

  • В наличии4675

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package/Case SSOP-28
MinimumOperatingTemperature - 40 C
MaximumOperatingTemperature + 85 C
Series LTC3727
Brand Analog Devices
ProductType Switching Voltage Regulators
Subcategory PMIC - Power Management ICs
MountingStyle SMD/SMT
ShippingRestrictions Mouser does not presently sell this product in your region.
OperatingSupplyCurrent 670 uA
Topology Buck
OutputVoltage 800 mV to 14 V
OutputCurrent 25 A
NumberofOutputs 2 Output
InputVoltage-Min 4 V
InputVoltage-Max 36 V
SwitchingFrequency 550 kHz
Height 2 mm

Обзор

Description

The LTC3727EG is a high-performance, dual-channel synchronous step-down controller designed for efficient power management in various applications, including telecommunications, networking, and industrial systems. It features integrated drivers for external MOSFETs, enabling high efficiency and fast transient response. The device operates over a wide input voltage range, typically from 4.5V to 60V, making it suitable for a variety of power supply scenarios.
Key features include an adjustable output voltage, programmable switching frequency, and comprehensive protection mechanisms such as overvoltage, undervoltage, and thermal shutdown. The LTC3727EG supports both voltage and current mode control, allowing for precise output regulation and improved load transient performance.
With its compact package and robust performance, the LTC3727EG is ideal for applications requiring reliable and efficient power conversion with minimal board space.

Equivalent

The LTC3727EG is a dual-channel synchronous step-down controller. Equivalent products include:
1. LTC3728 - Similar functionality with enhanced features.
2. LM26480 - A dual-channel step-down controller from Texas Instruments.
3. ISL6271 - An Intersil product with comparable specifications.
4. MAX15038 - A Maxim Integrated controller offering similar performance.
Always check specific datasheets for compatibility and performance details.

Features

The LTC3727EG is a high-performance synchronous buck controller designed for step-down DC-DC applications. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for various power sources.
2. Adjustable Output Voltage: Supports output voltage adjustment from 0.8V to 90% of the input voltage.
3. High Efficiency: Integrated synchronous switches minimize power losses, enhancing overall efficiency.
4. Fast Transient Response: Optimized for rapid load changes, ensuring stable output voltage.
5. Programmable Switching Frequency: Adjustable from 250kHz to 1.5MHz, allowing for design flexibility and reduced component size.
6. Current Mode Control: Provides excellent line and load regulation with inherent overcurrent protection.
7. Soft-Start Feature: Reduces inrush current during startup, improving system reliability.
8. Fault Protection: Includes features like overvoltage protection (OVP) and thermal shutdown.
Overall, the LTC3727EG is ideal for high-performance power supply designs in industrial and automotive applications.

Pinout

The LTC3727EG is a dual-channel synchronous DC-DC controller designed for use in high-efficiency step-down converters. It features a total of 28 pins.
Key functions include:
- Voltage Mode Control: Regulates output voltage with high precision.
- Synchronous Rectification: Enhances efficiency by minimizing power loss during the switching cycles.
- Phase Control: Allows for multi-phase operation, improving load distribution and thermal performance.
- Current Sense: Provides overcurrent protection for enhanced reliability.
- Soft-Start Functionality: Controls the output voltage ramp-up to prevent inrush current.
- Frequency Synchronization: Enables synchronization of the switching frequency to reduce noise and improve system performance.
The LTC3727EG is commonly used in applications requiring efficient power management, such as in CPUs, GPUs, and other high-performance digital circuits.

Manufacturer

The LTC3727EG is manufactured by Analog Devices, Inc. Analog Devices is an American multinational semiconductor company that specializes in data conversion, signal processing, and power management solutions. Founded in 1965 and headquartered in Norwood, Massachusetts, the company designs and manufactures a variety of integrated circuits (ICs) used in various applications across multiple industries, including telecommunications, automotive, industrial automation, and consumer electronics.
The LTC3727EG specifically is a high-performance dual-input, dual-output synchronous buck controller designed for power management applications, showcasing Analog Devices' commitment to innovation in power solutions. The company is well-regarded for its focus on high-performance analog, mixed-signal, and digital signal processing technologies.

Application

The LTC3727EG is a high-performance dual synchronous buck controller primarily used in power management applications. Its key application areas include:
1. DC-DC Converters: Efficiently converting higher DC voltages to lower output voltages for various electronic devices.
2. Power Supply for Processors: Supplying power to CPUs and GPUs in computers and servers.
3. Telecommunications: Providing stable power in telecom equipment.
4. Industrial Equipment: Power management in automation and control systems.
5. Consumer Electronics: Supporting power needs in devices like laptops and tablets.
Its features enable high efficiency, precise voltage regulation, and fast transient response, making it suitable for these applications.

Package

The LTC3727EG comes in a 28-lead TSSOP (Thin Shrink Small Outline Package) package type. It is designed for efficient space utilization in electronic circuits, offering a compact footprint for integrating into various applications.

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