L4978D013TR

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L4978D013TR

+БОМ

IC REG BUCK ADJUSTABLE 2A 16SO

  • ПроизводительSTМикроэлектроника

  • Мфр. Часть #L4978D013TR

  • Лист данных L4978D013TR DataSheet

  • Пакет SO-16

  • В наличии5397

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 8V
Voltage-Input(Max) 55V
Voltage-Output(Min/Fixed) 3.3V
Voltage-Output(Max) 50V
Current-Output 2A
Frequency-Switching 100kHz ~ 300kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 16-SOIC (0.295, 7.50mm Width)

Обзор

Description

The L4978D013TR is a step-down monolithic power switching regulator designed by STMicroelectronics. It is optimized for DC-DC conversion applications, providing efficient voltage regulation from a higher input voltage to a lower output voltage. This device can handle a wide input voltage range and is capable of delivering up to 2 A of output current.
Key features of the L4978D013TR include a high switching frequency that allows the use of smaller external components, improving compactness and reducing the overall footprint of the power supply design. It also incorporates protection features such as thermal shutdown, current limiting, and overvoltage protection to enhance reliability and safeguard against component damage.
The L4978D013TR is commonly used in a variety of applications, including industrial electronics, consumer electronics, and automotive systems, where efficient power management and electrical stability are crucial. Its compact size, reliability, and efficiency make it a popular choice for designers looking to implement effective power management solutions in their electronic circuits.

Equivalent

The L4978D013TR is a step-down switching regulator from STMicroelectronics. Equivalent products include the LM2596 from Texas Instruments, the MC34063 from ON Semiconductor, and the MP1584 from Monolithic Power Systems. These components offer similar functionalities with varying specifications in terms of input voltage range, output current, and efficiency, so it's essential to check the specific requirements of your application when selecting an equivalent.

Features

The L4978D013TR is a DC-DC step-down switching voltage regulator. Key features include:
1. Input Voltage Range: It operates with an input voltage range from 8V to 55V, making it suitable for a variety of applications.
2. Output Voltage: The device provides a fixed output voltage of 5.1V, though adjustable versions may enable different output settings.
3. Output Current: It can deliver up to 2A of output current.
4. Efficiency: The L4978D013TR is designed for high efficiency, reducing power loss and heat generation.
5. Switching Frequency: It operates at a typical frequency of 150 kHz, enabling smaller external components and compact design.
6. Protections: The regulator includes features like thermal shutdown, overcurrent protection, and output overvoltage protection to ensure reliable operation.
7. Package: It is available in a small and thermally efficient package, facilitating easy integration into various electronic designs.
These features make the L4978D013TR suitable for use in power supply systems, automotive applications, and other electronic devices requiring efficient voltage regulation.

Pinout

The L4978D013TR is a monolithic step-down switching regulator from STMicroelectronics. It typically comes in a 16-pin PowerSO-20 package. This device is designed to provide a high-efficiency, high-performance solution for DC-DC conversion with an output current up to 2.5A.
The main functions of the L4978D013TR include:
1. Step-Down Voltage Conversion: It converts a higher input voltage to a lower output voltage efficiently.
2. Adjustable Output Voltage: The output voltage can be adjusted by external resistors.
3. Internal Power Switch: It incorporates an internal power switch that aids in the conversion process.
4. Overcurrent and Thermal Protection: It includes built-in protection features to safeguard against overcurrent conditions and excessive temperatures.
5. Synchronization Capability: The device can synchronize with an external clock source for improved performance in multi-device applications.
These functionalities make the L4978D013TR suitable for various applications, including power supplies for microprocessors, consumer electronics, and other electronic systems requiring efficient power management.

Manufacturer

The L4978D013TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs and produces a wide range of products including integrated circuits and discrete semiconductors. It serves various applications across different industries such as automotive, industrial, personal electronics, and communications equipment. The company is headquartered in Geneva, Switzerland, and is known for its innovation and leadership in the semiconductor industry, providing solutions that enable smarter driving, smarter factories, and smarter cities, among others.

Application

The L4978D013TR is a step-down monolithic power switching regulator, often used in various applications due to its efficiency and compact design. Common application areas include:
1. Consumer Electronics: Power supply for devices like televisions, set-top boxes, and game consoles.
2. Automotive: Used in systems requiring voltage regulation, such as infotainment systems.
3. Industrial Equipment: Suitable for motor drive controls and factory automation systems.
4. Telecommunications: Power regulation in networking devices and communication systems.
5. Computing: Power management for peripherals and internal components.
These applications benefit from the regulator's high efficiency, adjustable output voltage, and ability to handle high current loads.

Package

The L4978D013TR is a monolithic power switching regulator in a surface-mount SO-20 package. It is designed for use in DC-DC converter applications, providing efficient voltage regulation for various electronic devices.

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