TPS54531DDA

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TPS54531DDA

IC REG BUCK ADJUSTABLE 5A 8SOPWR

  • Fabricant
  • Mfr. Partie #TPS54531DDA
  • Paquet HSOIC (DDA)-8
  • Fiche de données
  • En stock6742

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Spécifications

Package Bulk,Tube
Series SWIFT™, Eco-Mode™
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3.5V
Voltage-Input(Max) 28V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 26.04V
Current-Output 5A
Frequency-Switching 570kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-PowerSOIC (0.154, 3.90mm Width)

Vue d'ensemble

Description

The TPS54531DDA is a step-down (buck) converter integrated circuit from Texas Instruments. It is designed to efficiently convert a higher input voltage to a lower output voltage, making it suitable for applications in power management within electronic devices. This IC is particularly useful in systems where battery life or power efficiency is critical, such as in portable electronics, computing devices, and industrial equipment.
Key features of the TPS54531DDA include a wide input voltage range, typically from 4.5V to 28V, and the capability to deliver up to 5A of continuous output current. It operates with high efficiency across a range of loads due to its adaptive on-time D-CAP2 mode control, which allows for fast transient response and minimal external component requirements.
The TPS54531DDA also includes features such as an adjustable output voltage, thermal shutdown, and overcurrent protection. It comes in a small, thermally efficient SOIC-8 (DDA) package, making it suitable for space-constrained applications. Overall, this IC offers a reliable solution for designers looking to implement efficient and compact power conversion in their projects.

Features

The TPS54531DDA is a DC-DC synchronous buck converter designed by Texas Instruments. It features a wide input voltage range from 5.5V to 28V, making it suitable for various applications. The device can deliver up to 5A of continuous output current, which is suitable for powering a range of electronic components and systems.
Key features include:
1. High Efficiency: It employs a synchronous rectification technique to achieve high efficiency during operation, which is crucial for energy-sensitive applications.

2. Adjustable Output Voltage: The output voltage can be set from 0.8V to 23V using an external resistor divider, providing flexibility for different application requirements.
3. Switching Frequency: It operates at a fixed 570 kHz frequency, allowing for small external components and a compact solution size.
4. Protection Features: The device includes various protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.
5. Soft Start: It has a built-in soft start feature to minimize inrush current during startup.
Overall, the TPS54531DDA is a versatile and efficient converter suitable for powering a wide range of electronic devices and systems.

Package

The TPS54531DDA is a step-down converter from Texas Instruments. It comes in an 8-pin SO PowerPAD package, which is a thermally enhanced standard-size surface-mount package designed to improve heat dissipation.

Pinout

The TPS54531DDA is a step-down converter IC from Texas Instruments. It comes in an 8-pin SO PowerPAD™ package. Here’s a brief overview of its pin configuration and function:
1. BOOT: Supplies the drive voltage for the high-side MOSFET.
2. VIN: Input voltage supply pin.
3. EN (Enable): Used to enable or disable the device.
4. SS/TR (Soft Start/Tracking): Allows the user to control the soft start time or tracking.
5. COMP: Compensation for the control loop.
6. FB (Feedback): Receives the feedback voltage from the output for regulation.
7. GND: Ground reference point for the device.
8. PH (Switch Node): The output for the switching node connecting the inductor.
The TPS54531DDA is widely used in power management applications, offering features like high efficiency, ease of use, and protection mechanisms.

Manufacturer

The TPS54531DDA is manufactured by Texas Instruments Incorporated. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is primarily known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic applications. TI is a leading company in the electronics industry, producing components for consumer electronics, industrial equipment, automotive systems, and more. The company is well-regarded for its innovations and contributions to the fields of analog and embedded processing.

Application

The TPS54531DDA is a step-down DC-DC converter commonly used in various applications such as distributed power systems, battery-powered devices, industrial power supplies, and point-of-load (POL) regulation. It is particularly suited for applications requiring efficient, compact power management solutions with a wide input voltage range, providing reliable power conversion for microcontrollers, FPGAs, DSPs, and other digital circuits.

Equivalent

Equivalent products to the TPS54531DDA, a step-down converter IC from Texas Instruments, include:
1. LM2596 from Texas Instruments.
2. MP1584 from Monolithic Power Systems.
3. LM2678 from Texas Instruments.
4. LMR14050 from Texas Instruments.
5. LT1933 from Analog Devices.
These alternatives have similar functionalities but may differ in specific specifications and features. Always verify compatibility with your specific requirements.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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