LM5175PWPR

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LM5175PWPR

+БОМ

IC REG CTRLR BUCK-BOOST 28HTSSOP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #LM5175PWPR

  • Пакет HTSSOP (PWP)-28

  • В наличии2934

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
OutputType Transistor Driver
Function Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck-Boost
NumberofOutputs 1
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 3.5V ~ 42V
Frequency-Switching 100kHz ~ 600kHz
SynchronousRectifier Yes
ClockSync Yes
ControlFeatures Enable, Frequency Control, Power Good, Soft Start
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 28-PowerTSSOP (0.173, 4.40mm Width)

Обзор

Description

The LM5175PWPR is a versatile, synchronous buck-boost DC-DC controller from Texas Instruments. It is designed to regulate output voltage from an input voltage that can be either above, below, or equal to the regulated output voltage. This feature makes it suitable for applications like battery-powered systems, power supplies, and automotive systems where input voltage can fluctuate.
Key characteristics of the LM5175 include a wide input voltage range, typically from 3.5V to 42V, and the capability to deliver high power efficiency due to its synchronous rectification. The device supports a programmable switching frequency, enabling optimization for size and efficiency, and includes various protection features such as overcurrent protection, thermal shutdown, and UVLO (Under-Voltage Lockout).
The LM5175PWPR is available in a 28-pin HTSSOP (PWP) package, which is thermally efficient, making it suitable for compact designs. Its high integration reduces external components, simplifying the design and reducing the overall system cost. This controller is ideal for designers seeking a robust and flexible power management solution.

Equivalent

The LM5175PWPR is a buck-boost controller from Texas Instruments. Equivalent products include:
1. LTC3780 from Analog Devices: A high-performance buck-boost controller.
2. TPS63070 from Texas Instruments: A buck-boost converter with similar functionality.
3. MAX17597 from Maxim Integrated: A versatile buck-boost controller.
When selecting an equivalent, ensure compatibility with your specific application requirements such as voltage range, current capacity, and switching frequency.

Features

The LM5175PWPR is a versatile, high-performance buck-boost controller designed for DC-DC power conversion applications. Key features include:
1. Wide Input Voltage Range: Operates efficiently with input voltages ranging from 3.5V to 42V, accommodating a variety of power sources.
2. Seamless Buck-Boost Transition: Provides smooth transition between buck and boost modes, optimizing performance across different input-output scenarios.
3. High Efficiency: Capable of delivering efficiencies greater than 95%, minimizing energy loss and heat generation.
4. Flexible Output Voltage: Supports adjustable output voltages from 0.8V to 55V, allowing it to meet diverse application requirements.
5. Advanced Control Features: Implements peak current-mode control for precise output regulation and fast transient response.
6. Protection Mechanisms: Includes features like overcurrent protection, undervoltage lockout, and thermal shutdown to enhance reliability and safety.
7. Synchronization and Spread Spectrum: Offers the ability to synchronize to an external clock and a spread-spectrum option to reduce electromagnetic interference (EMI).
8. Compact Package: Available in a 28-pin HTSSOP package, facilitating integration in space-constrained designs.
These features make the LM5175PWPR suitable for automotive, industrial, and communications applications.

Pinout

The LM5175PWPR is a high-performance, synchronous buck-boost controller by Texas Instruments, designed for applications requiring efficient power conversion across varying input voltages. It is typically used in systems where the input voltage may be above, below, or equal to the desired output voltage. This controller comes in a 24-pin TSSOP package.
Key functions of the LM5175 include:
1. Wide Input Voltage Range: It operates efficiently over a wide input voltage range, making it suitable for diverse applications.
2. Synchronous Buck-Boost Operation: This feature enables efficient power conversion and minimizes energy losses.
3. Adjustable Switching Frequency: The controller allows for flexibility in selecting the optimal switching frequency to balance efficiency and component size.
4. Integrated Gate Drivers: It includes gate drivers for both high-side and low-side MOSFETs, facilitating the design of compact power stages.
5. Protection Features: The LM5175 includes various protection mechanisms such as over-voltage, under-voltage, and current limiting to safeguard the power supply system.
These features make the LM5175PWPR a versatile component for power supply design in automotive, industrial, and communication systems.

Manufacturer

The LM5175PWPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, processors, and analog components. Known for its innovation in the electronics industry, TI serves various sectors, including automotive, industrial, consumer electronics, and communications. The company is a leader in providing high-performance analog semiconductors and embedded processors, enabling advancements in technology and engineering solutions worldwide.

Application

The LM5175PWPR is a synchronous buck-boost DC-DC controller designed for applications requiring efficient power conversion across a wide input voltage range. Its key application areas include:
1. Automotive Systems: Suitable for use in cars and other vehicles to manage voltage variations in automotive power systems.
2. Industrial Power Supplies: Used in industrial settings for stable power supply in systems that experience varying power inputs.
3. Telecom Equipment: Ideal for telecom infrastructure where reliable power management is critical.
4. Battery-Driven Systems: Utilized in devices requiring battery power regulation, ensuring efficient charging and discharging.
5. Backup Power Systems: Applied in UPS and other backup systems to handle power inconsistencies.
These applications leverage the controller's ability to efficiently handle wide input and output voltage ranges.

Package

The LM5175PWPR is a synchronous buck-boost controller from Texas Instruments. It comes in a TSSOP (Thin Shrink Small Outline Package) with 24 pins, designated by the suffix "PWPR." This package type is designed to offer a compact footprint for space-constrained applications.

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