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HomeProductsIntegrated Circuits (ICs)PMIC - AC DC Converters, Offline SwitchersUCC28742DBVR
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UCC28742DBVR - Texas Instruments

Manufacturer Part Number
UCC28742DBVR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UCC28742DBVR
ECAD Model
Parts Description
IC OFFLINE SW FLYBACK SOT23-6
Package
SOT-23-6
Data sheet
UCC28742.pdf
RoHs Status
ROHS3 Compliant
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Specifications

UCC28742DBVR Tech Specifications
Texas Instruments - UCC28742DBVR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UCC28742DBVR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 9V ~ 35V  
Voltage - Start Up 21.6 V  
Voltage - Breakdown -  
Topology Flyback  
Supplier Device Package SOT-23-6  
Series -  
Package / Case SOT-23-6  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Output Isolation Isolated  
Operating Temperature -40°C ~ 125°C  
Mounting Type Surface Mount  
Internal Switch(s) No  
Frequency - Switching 80kHz  
Fault Protection Current Limiting, Over Voltage, Short Circuit  
Duty Cycle 99%  
Control Features -  
Base Product Number UCC28742  

Environmental & Export Classifications

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

Parts Introduction

Manufacturer Part Number

UCC28742DBVR

Manufacturer

Texas Instruments

Introduction

The UCC28742DBVR is a controller IC for power management applications, designed for AC/DC conversion with precise regulation and high efficiency.

Product Features and Performance

Flyback controller IC

Precision voltage regulation

High efficiency operation

Low standby power consumption

Product Advantages

Supports isolated power supply designs

Compatible with high-voltage applications

Enhanced system-level reliability

Key Technical Parameters

Topology: Flyback

Voltage - Start Up: 21.6V

Voltage - Supply (Vcc/Vdd): 9V ~ 35V

Duty Cycle: 99%

Frequency - Switching: 80kHz

Fault Protection: Current Limiting, Over Voltage, Short Circuit

Quality and Safety Features

High level of integration for reliability

Protection features prevent system damage

Operating Temperature range: -40°C ~ 125°C

Compatibility

Surface Mount SOT-23-6 package

Designed for broad compatibility with various external components

Application Areas

Power supplies for consumer electronics

AC/DC adapters for mobile devices

Standby power for appliances

Product Lifecycle

Product Status: Active

No indication of nearing discontinuation

Replacements or upgrades determined by future product roadmap

Several Key Reasons to Choose This Product

High efficiency for reduced energy consumption

Extended operating temperature range suitable for harsh environments

Comprehensive fault protection for enhanced safety

Long-term supplier reliability with Texas Instruments

Versatile power supply solution for numerous applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UCC28742DBVR

Product Attribute UCC28742DBVR UCC28722DBVT UCC28730QDRQ1 UCC28782CDRTWR
Part Number UCC28742DBVR UCC28722DBVT UCC28730QDRQ1 UCC28782CDRTWR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Topology Flyback Flyback Flyback Boost, Flyback
Supplier Device Package SOT-23-6 SOT-23-6 7-SOIC 24-WQFN (4x4)
Voltage - Start Up 21.6 V 21 V 21 V 17 V
Fault Protection Current Limiting, Over Voltage, Short Circuit Current Limiting, Over Voltage Current Limiting, Over Voltage Current Limiting, Over Temperature, Over Voltage, Short Circuit
Voltage - Breakdown - - - -
Duty Cycle 99% - - -
Internal Switch(s) No No No Yes
Base Product Number UCC28742 UCC28722 UCC28730 UCC28782
Series - - Automotive, AEC-Q100 -
Control Features - - - Soft Start
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Voltage - Supply (Vcc/Vdd) 9V ~ 35V 9V ~ 35V 9V ~ 35V 14V ~ 34V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case SOT-23-6 SOT-23-6 8-SOIC (0.154", 3.90mm Width), 7 Leads 24-WFQFN Exposed Pad
Frequency - Switching 80kHz 650Hz ~ 80kHz 32Hz ~ 83kHz 420kHz
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Output Isolation Isolated Isolated Isolated Isolated

UCC28742DBVR Datasheet PDF

Download UCC28742DBVR pdf datasheets and Texas Instruments documentation for UCC28742DBVR - Texas Instruments.

PCN Assembly/Origin
Assembly Site 30/Mar/2023.pdf
HTML Datasheet
UCC28742.pdf

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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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UCC28742DBVR Image

UCC28742DBVR

Texas Instruments
32D-UCC28742DBVR

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