TPS5432DDAR

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TPS5432DDAR

IC REG BUCK ADJUSTABLE 3A 8SOPWR

  • Fabricant
  • Mfr. Partie #TPS5432DDAR
  • Paquet HSOIC (DDA)-8
  • Fiche de données
  • En stock7300

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 2.95V
Voltage-Input(Max) 6V
Voltage-Output(Min/Fixed) 0.808V
Voltage-Output(Max) 4.5V
Current-Output 3A
Frequency-Switching 700kHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-PowerSOIC (0.154, 3.90mm Width)

Vue d'ensemble

Description

The TPS5432DDAR is a high-efficiency step-down DC-DC converter from Texas Instruments, designed for applications requiring a compact power supply solution. It operates with an input voltage range from 4.5V to 28V and can deliver an output current of up to 3A. This makes it suitable for a variety of applications, including industrial, automotive, and consumer electronics.
Key features of the TPS5432DDAR include a fixed switching frequency of 700 kHz, allowing for smaller external components, and a low dropout operation to maximize efficiency. It also incorporates advanced control features such as pulse width modulation (PWM) and pulse frequency modulation (PFM) for improved performance across different load conditions.
The device includes integrated protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation. The DDA package, a thermally-enhanced SO PowerPAD package, aids in effective heat dissipation, making it suitable for space-constrained applications.
Overall, the TPS5432DDAR is a robust solution for designers looking for a reliable and efficient power conversion in a compact form factor.

Features

The TPS5432DDAR is a step-down (buck) DC-DC converter from Texas Instruments. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 28V, making it suitable for various applications.
2. Output Current: Capable of delivering up to 3A continuous output current.
3. Efficiency: High efficiency up to 95%, reducing heat generation and improving performance.
4. Switching Frequency: Operates at a fixed frequency of 570 kHz, optimizing the size of external components.
5. Adjustable Output Voltage: Provides an adjustable output voltage range, allowing flexibility for different applications.
6. Soft Start: Features a soft-start function to prevent inrush current and ensure smooth power-up.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for reliable operation.
8. Package: Available in an 8-pin SO PowerPAD package (DDAR), which aids in efficient thermal management.
These features make the TPS5432DDAR suitable for use in consumer electronics, industrial automation, and other applications requiring efficient power conversion and compact design.

Package

The TPS5432DDAR is a step-down converter from Texas Instruments, housed in a 8-pin SO PowerPAD package. This package type features a thermally-enhanced design which helps in efficient heat dissipation, suitable for compact and high-power applications.

Pinout

The TPS5432DDAR is a step-down DC-DC converter from Texas Instruments. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package with the following pin functions:
1. BOOT: Bootstrap capacitor connection for the high-side FET driver.
2. VIN: Input supply voltage.
3. SW: Switch node that connects to the inductor.
4. GND: Ground reference for the device.
5. FB: Feedback input to set the output voltage.
6. COMP: Compensation for the control loop.
7. EN: Enable pin for device control.
8. RT/CLK: Resistor timing or external clock synchronization input.
This device is designed for high-efficiency step-down conversion and is used in various applications, including power supplies for FPGAs, DSPs, and other digital circuits.

Manufacturer

The TPS5432DDAR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic devices and systems across different industries. TI is known for its innovative solutions in analog and embedded processing, serving sectors such as automotive, industrial, consumer electronics, and communications equipment. The company is one of the largest semiconductor manufacturers globally and is recognized for its emphasis on research and development to advance technology and support its broad product portfolio.

Application

The TPS5432DDAR, a step-down DC-DC converter, is commonly used in applications requiring efficient power management. Key application areas include telecommunications, industrial automation, consumer electronics, computing systems, and automotive electronics. It is ideal for powering microprocessors, DSPs, FPGAs, and other digital circuits due to its capability to deliver high efficiency and precise voltage regulation. Additionally, its compact size and thermal performance make it suitable for space-constrained designs.

Equivalent

The TPS5432DDAR is a DC-DC buck converter from Texas Instruments. Equivalent products include:
1. LM2596 by Texas Instruments
2. MP1584 by Monolithic Power Systems
3. LTC3780 by Analog Devices
4. LM2678 by Texas Instruments
5. AP1509 by Diodes Incorporated
These alternatives vary in specifications such as input voltage range, output current, and efficiency, so it's important to verify compatibility with your specific application 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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