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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsTPS54427DDAR
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TPS54427DDAR - Texas Instruments

Manufacturer Part Number
TPS54427DDAR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS54427DDAR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG BUCK ADJUSTABLE 4A 8SOPWR
Package
8-SO PowerPad
Data sheet
1.TPS54427DDAR.pdf ...

PCN Assembly/Origin

Assembly Site 16/Mar/2023.pdf

PCN Design/Specification

Matte Sn finish 27/Jun/2013.pdf

HTML Datasheet

TPS54427.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 45750
  • Unit Price: $0.408
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.408 $0.41
10+ $0.352 $3.52
30+ $0.324 $9.72
100+ $0.296 $29.60
500+ $0.279 $139.50
1000+ $0.271 $271.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

TPS54427DDAR Tech Specifications
Texas Instruments - TPS54427DDAR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS54427DDAR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 0.76V  
Voltage - Output (Max) 7V  
Voltage - Input (Min) 4.5V  
Voltage - Input (Max) 18V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 8-SO PowerPad  
Series SWIFT™, D-CAP2™  
Package / Case 8-PowerSOIC (0.154", 3.90mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 650kHz  
Current - Output 4A  
Base Product Number TPS54427  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

TPS54427DDAR

Manufacturer

Texas Instruments

Introduction

The TPS54427DDAR is a highly efficient, step-down switch regulator part of Texas Instruments' SWIFT™ and D-CAP2™ series, designed for power management applications requiring a compact, high-performance solution.

Product Features and Performance

Integrated D-CAP2™ control for fast transient response

SWIFT™ technology ensures high efficiency

Adjustable output voltage from 0.76V to 7V

4A continuous output current capability

Wide input voltage range from 4.5V to 18V

Synchronous rectification for improved efficiency

650kHz switching frequency enables compact component size

Supports pre-biased startup

Internal soft start limits inrush current

Product Advantages

High efficiency reduces thermal footprint

Flexible power solution due to wide input and output voltage range

Compact design thanks to high switching frequency and integration

Fast transient response enhances performance for load variations

Improved reliability with thermal shutdown and over-current protection

Key Technical Parameters

Voltage Input (Min): 4.5V

Voltage Input (Max): 18V

Voltage Output (Min/Fixed): 0.76V

Voltage Output (Max): 7V

Current Output: 4A

Frequency Switching: 650kHz

Operating Temperature: -40°C ~ 85°C

Package / Case: 8-PowerSOIC with PowerPad

Quality and Safety Features

Built-in thermal shutdown protection

Over-current protection

Under-voltage lockout (UVLO)

Compatibility

Ideal for use with a wide range of microcontrollers, processors, and FPGA power supplies due to its adjustable output and wide input voltage range

Application Areas

Distributed power systems

Point of load power conversion

Networking, telecommunications

Computing devices

Portable and battery-powered equipment

Product Lifecycle

The TPS54427DDAR is currently in an Active lifecycle phase, with no announced discontinuation or replacement, ensuring long-term availability and support.

Several Key Reasons to Choose This Product

Energy-efficient operation reduces power loss and heat

Broad compatibility with various electronic devices and systems

Robust design with built-in safety features ensures reliability

Flexible and compact solution for challenging power supply requirements

Supported by Texas Instruments' reliable technical and application support

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS54427DDAR

Product Attribute TPS54428DDAR TPS54427DDA TPS54428DDA TPS54427DRCR
Part Number TPS54428DDAR TPS54427DDA TPS54428DDA TPS54427DRCR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Voltage - Output (Max) - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Frequency - Switching - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Input (Max) - - - -
Topology - - - -
Synchronous Rectifier - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Series - - - -
Function - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Current - Output - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Output Configuration - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Output Type - Current - Unbuffered Voltage - Buffered -
Voltage - Output (Min/Fixed) - - - -
Voltage - Input (Min) - - - -
Number of Outputs - - - -

TPS54427DDAR Datasheet PDF

Download TPS54427DDAR pdf datasheets and Texas Instruments documentation for TPS54427DDAR - Texas Instruments.

PCN Assembly/Origin
Assembly Site 16/Mar/2023.pdf
PCN Design/Specification
Matte Sn finish 27/Jun/2013.pdf
HTML Datasheet
TPS54427.pdf

Customers Also Interested in

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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TPS54427DDAR Image

TPS54427DDAR

Texas Instruments
32D-TPS54427DDAR

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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