TPS5401DGQR

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TPS5401DGQR

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IC REG BUCK ADJ 500MA 10MSOP

  • HerstellerTexas Instruments

  • Herstellerteil #TPS5401DGQR

  • Paket HVSSOP-10

  • Auf Lager7319

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series SWIFT™, Eco-Mode™
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3.5V
Voltage - Input (Max) 42V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 39V
Current - Output 500mA
Frequency - Switching 100kHz ~ 2.5MHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount

Übersicht

Description

The TPS5401DGQR is a step-down DC-DC converter from Texas Instruments designed for high-efficiency power management in electronic devices. It features a 42V, 0.5A output, making it suitable for a wide range of applications, including industrial and consumer electronics. The device operates over a wide input voltage range of 3.5V to 42V, enabling flexibility in power source selection.
Key features of the TPS5401DGQR include a high switching frequency of up to 2.5 MHz, which allows for smaller external components and reduced overall size. It also offers current mode control for simple external compensation and inherent cycle-by-cycle current limiting. Protection features such as thermal shutdown, undervoltage lockout, and overcurrent protection are integrated to enhance reliability.
The device comes in an 8-pin SOIC package, facilitating ease of use in a variety of PCB layouts. Overall, the TPS5401DGQR is a versatile and efficient solution for power conversion needs in compact electronic designs.

Equivalent

The TPS5401DGQR is a step-down voltage regulator from Texas Instruments. Equivalent products from other manufacturers that you might consider include:
1. LM2596 - from Texas Instruments, a popular adjustable regulator.
2. MP1584 - from MPS, known for compact size and efficiency.
3. LT1376 - from Analog Devices, offering high efficiency.
4. LM2675 - from Texas Instruments, another efficient step-down regulator.
5. XL4015 - from XLSEMI, suitable for higher current applications.
Always verify pin compatibility and specifications before substituting.

Features

The TPS5401DGQR is a step-down DC-DC converter from Texas Instruments. Key features include:
1. Wide Input Voltage Range: It operates from 3.5 V to 42 V, making it versatile for various applications.
2. Output Voltage: It can deliver a fixed output voltage as low as 0.8 V, adjustable via external resistors.
3. Output Current: The device supports up to 0.5 A continuous output current.
4. Efficiency: High efficiency up to 95% due to its synchronous switching design.
5. Switching Frequency: The device operates at a fixed frequency of 500 kHz, which allows for smaller external components.
6. Protection Features: It includes features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
7. Soft Start: An adjustable soft-start feature to limit inrush current during start-up.
8. Thermal Performance: Designed for high thermal performance with thermal pad for effective heat dissipation.
The TPS5401DGQR is suitable for applications like industrial power systems, consumer electronics, and automotive systems due to its robust feature set and flexibility.

Pinout

The TPS5401DGQR is a 14-pin device. It is a DC-DC buck converter, which is part of Texas Instruments' TPS5401 family. This device is designed to efficiently step down an input voltage to a lower output voltage, suitable for a variety of applications such as powering sensors, microcontrollers, and other electronic components. The TPS5401DGQR supports an input voltage range from 3.5 V to 28 V and can deliver up to 0.5 A output current. It integrates an internal high-side MOSFET and features a 500 kHz fixed switching frequency to optimize efficiency and minimize external component size. Additional features include overcurrent protection, thermal shutdown, and an adjustable output voltage via an external resistor divider.

Manufacturer

The TPS5401DGQR is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. These components are sold to electronics designers and manufacturers globally. TI is renowned for its analog chips and embedded processors, which are utilized in a wide range of applications, including industrial, automotive, personal electronics, and communications equipment. The company has a deep history in the electronics industry and is known for innovation and leadership in semiconductor technology.

Application

The TPS5401DGQR is a step-down (buck) voltage regulator that is used in various applications requiring efficient power conversion. Common application areas include:
1. Consumer Electronics: Power management in devices like TVs, set-top boxes, and gaming consoles.
2. Industrial Equipment: Used in PLCs, motor drives, and other control systems for stable power supply.
3. Automotive Systems: Provides power in infotainment systems and electronic control units (ECUs).
4. Telecommunications: Utilized in networking equipment such as routers and switches for efficient power distribution.
5. Computing: Powers components in servers, desktops, and laptops.
6. Embedded Systems: Supplies power to microcontrollers, sensors, and other components in IoT devices.
Its versatility and efficiency make it suitable for any system needing reliable DC-DC conversion.

Package

The TPS5401DGQR is a step-down DC-DC converter from Texas Instruments, and it comes in an 8-pin HVSSOP (High Voltage Small-Outline Package) PowerPAD package. The HVSSOP allows for efficient thermal performance and compact size, suitable for space-constrained applications.

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