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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsTPS548B27RYLR
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TPS548B27RYLR - Texas Instruments

Manufacturer Part Number
TPS548B27RYLR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TPS548B27RYLR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC REG BUCK ADJ 20A 19VQFN
Package
19-VQFN-FCRLF (4x3)
Data sheet
1.TPS548B27RYLR.pdf ...

PCN Assembly/Origin

Assembly 28/Jun/2022.pdf
Our certification
In stock: 11712
  • Unit Price: $5.63
  • 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+ $5.63 $5.63
10+ $5.017 $50.17
30+ $4.624 $138.72
100+ $4.244 $424.40
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

TPS548B27RYLR Tech Specifications
Texas Instruments - TPS548B27RYLR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TPS548B27RYLR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Output (Min/Fixed) 0.6V  
Voltage - Output (Max) 5.5V  
Voltage - Input (Min) 2.7V  
Voltage - Input (Max) 16V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 19-VQFN-FCRLF (4x3)  
Series -  
Package / Case 19-PowerTFQFN  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 600kHz, 800kHz, 1MHz  
Current - Output 20A  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status Not applicable
Moisture Sensitivity Level (MSL) 2 (1 Year)
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

TPS548B27RYLR

Manufacturer

Texas Instruments

Introduction

The TPS548B27RYLR is a high-performance, step-down, adjustable output voltage regulator.

Product Features and Performance

Step-Down (Buck) topology

Adjustable output voltage

Single output channel

Synchronous rectification for improved efficiency

Supports high current output up to 20A

Frequency switching options: 600kHz, 800kHz, 1MHz

Surface mount package for compact PCB design

Operates across a wide input voltage range from 2.7V to 16V

Output voltage adjustable between 0.6V and 5.5V

High thermal performance with operating temperatures from -40°C to 125°C

Product Advantages

High efficiency due to synchronous rectifier design

Flexible switching frequency options for varying application requirements

Wide input voltage range suitable for diverse power sources

Capable of delivering high current for demanding applications

Compact PowerTFQFN package saves space on PCBs

Key Technical Parameters

Voltage - Input (Min): 2.7V

Voltage - Input (Max): 16V

Voltage - Output (Min/Fixed): 0.6V

Voltage - Output (Max): 5.5V

Current - Output: 20A

Frequency - Switching: 600kHz/800kHz/1MHz

Operating Temperature Range: -40°C to 125°C

Quality and Safety Features

Built-in over-temperature protection

State-of-the-art packaging for reliable performance

Compatibility

Compatible with surface mount technology

Suitable for use in a variety of power management circuit designs

Application Areas

Consumer Electronics

Industrial Systems

Telecommunications Equipment

Networking Hardware

Computing Infrastructure

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacements/upgrades available for future scalability

Several Key Reasons to Choose This Product

Provides efficient power conversion with high current output capability

Accommodates a broad range of input voltages for versatile use

Aids in minimizing energy loss and heat dissipation

Suitable for high-density PCB layouts due to its compact form factor

Trusted manufacturer with a reputation for quality and reliability

Ideal for applications requiring a reliable power supply with adjustable output settings

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TPS548B27RYLR

Product Attribute TPS548B27RYLR 10M50DCF672C7G
Part Number TPS548B27RYLR 10M50DCF672C7G
Manufacturer Texas Instruments Intel
Current - Output 20A -
Number of Outputs 1 -
Package Tape & Reel (TR) Tray
Frequency - Switching 600kHz, 800kHz, 1MHz -
Topology Buck -
Voltage - Output (Min/Fixed) 0.6V -
Series - MAX® 10
Voltage - Input (Max) 16V -
Supplier Device Package 19-VQFN-FCRLF (4x3) 672-FBGA (27x27)
Voltage - Input (Min) 2.7V -
Synchronous Rectifier Yes -
Package / Case 19-PowerTFQFN 672-BGA
Output Configuration Positive -
Function Step-Down -
Operating Temperature -40°C ~ 125°C (TJ) 0°C ~ 85°C (TJ)
Mounting Type Surface Mount Surface Mount
Output Type Adjustable -
Voltage - Output (Max) 5.5V -

TPS548B27RYLR Datasheet PDF

Download TPS548B27RYLR pdf datasheets and Texas Instruments documentation for TPS548B27RYLR - Texas Instruments.

PCN Assembly/Origin
Assembly 28/Jun/2022.pdf

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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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TPS548B27RYLR

Texas Instruments
32D-TPS548B27RYLR

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