TPS54386PWPR

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TPS54386PWPR

+БОМ

IC REG BUCK ADJ 3A DL 14HTSSOP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #TPS54386PWPR

  • Пакет HTSSOP (PWP)-14

  • В наличии7096

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),Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 2
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 28V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 25.2V
Current-Output 3A
Frequency-Switching 630kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 14-TSSOP (0.173, 4.40mm Width) Exposed Pad

Обзор

Description

The TPS54386PWPR is a dual non-synchronous step-down DC-DC converter from Texas Instruments, designed for applications needing efficient power conversion. It operates with an input voltage range from 4.5V to 28V, making it suitable for various sources like batteries and adapters. The device can output up to 3A per channel, providing flexibility for multi-output requirements.
Key features include a fixed switching frequency of 300 kHz, which helps in optimizing efficiency and component size. It also includes soft-start functionality, overcurrent protection, and thermal shutdown to enhance reliability and protect against fault conditions. The device comes in a 20-pin TSSOP package with PowerPAD™, enabling effective thermal management.
The TPS54386PWPR is often used in applications such as distributed power systems, notebooks, and other electronic devices requiring regulated step-down voltages. Its combination of power efficiency, protective features, and compact size makes it a robust choice for designers looking to implement dual-output power solutions.

Equivalent

The TPS54386PWPR is a dual-output, step-down (buck) converter from Texas Instruments. Equivalent products with similar specifications may include:
1. LM26420 from Texas Instruments - Dual DC-DC buck converter.
2. LT3509 from Analog Devices - Dual-output buck converter.
3. MIC23350 from Microchip Technology - Dual buck regulator.
4. MAX15118 from Maxim Integrated - Dual synchronous buck controller.
Always verify specific electrical characteristics and pin compatibility for exact replacements.

Features

The TPS54386PWPR is a dual-output, non-synchronous step-down DC-DC converter from Texas Instruments, designed for efficient power management applications. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 28V, accommodating various power sources.
2. Dual Independent Outputs: Provides two adjustable outputs, each capable of delivering up to 3A of continuous current.
3. Adjustable Switching Frequency: Supports switching frequencies from 250 kHz to 1.6 MHz, allowing for flexibility in design and optimization of efficiency and component size.
4. High Efficiency: Designed for high power conversion efficiency to minimize heat dissipation and improve battery life in portable applications.
5. Soft Start Capability: Adjustable soft-start function to control inrush current and ensure smooth power-up.
6. Overcurrent Protection: Features cycle-by-cycle current limiting to protect the device from excessive load conditions.
7. Thermal Shutdown: Includes thermal protection that shuts down the device to prevent damage from overheating.
8. Compact Package: Comes in a thermally efficient 20-pin TSSOP (PW) package with PowerPAD for enhanced heat dissipation.
These features make the TPS54386PWPR suitable for applications in consumer electronics, industrial systems, and telecommunications equipment.

Pinout

The TPS54386PWPR is a dual, non-synchronous buck converter designed by Texas Instruments. It comes in a 20-pin TSSOP (Thin Shrink Small Outline Package) with PowerPAD. The primary function of this device is to step down voltage from a higher input level to a lower output level across two channels. It is capable of driving a 3-A load per channel with excellent efficiency.
Key features include:
- Wide input voltage range: typically 4.5 V to 28 V.
- Two independent output channels with separate enable pins.
- Adjustable output voltage.
- Fixed 300 kHz switching frequency.
- Built-in protection features such as overcurrent protection and thermal shutdown.
The package's PowerPAD enhances thermal performance, making it suitable for applications with higher power requirements. Applications typically include power supply solutions for DSPs, FPGAs, and other digital processors. The TSSOP-20 package helps in efficient layout and heat dissipation, which is crucial for maintaining device performance and reliability.

Manufacturer

The TPS54386PWPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a wide range of electronic components. The company specializes in analog and embedded processing products, which are used in various applications across different industries. TI's products are integral to electronic system design, providing solutions for power management, signal processing, wireless communication, and more. Founded in 1930 and headquartered in Dallas, Texas, TI is one of the largest and most well-established companies in the semiconductor industry, with a strong focus on innovation and engineering expertise.

Application

The TPS54386PWPR is a dual, high-frequency, synchronous step-down DC-DC converter. Its application areas include powering digital processors such as DSPs, FPGAs, and microcontrollers, as well as providing efficient power management in telecom and networking equipment. It is also used in distributed power systems, industrial automation, and automotive electronics. The device is suitable for applications requiring high power density, efficiency, and fast transient response due to its ability to provide dual adjustable output voltages. These features make it ideal for use in modern electronics where space and power efficiency are critical.

Package

The TPS54386PWPR is a DC-DC buck converter from Texas Instruments. It comes in a PowerPAD™ HTSSOP (PWP) package with 24 pins. The HTSSOP (Thermally Enhanced Thin Shrink Small Outline Package) is designed for improved thermal performance, making it suitable for high-efficiency power applications.

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