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UCC28722DBVT
Switching Controllers CVCC Flyback Cntlr w/ Primary-Side Reg
UCC28722DBVT
Switching Controllers CVCC Flyback Cntlr w/ Primary-Side Reg
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Manufacturer Part # : UCC28722DBVT
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Package/Case: SOT23-6
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Brand: Texas Instruments
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Product Categories : AC DC Converters, Offline Switches
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
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UCC28722DBVT DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
By utilizing a bipolar transistor power switch, the UCC28722 enables cost-effective converter design while maintaining high conversion efficiency. Its ability to operate in discontinuous conduction mode with valley switching reduces switching losses, further enhancing overall performance. Additionally, the controller features overvoltage, overcurrent, and undervoltage protection mechanisms to safeguard primary and secondary components
Key Features
- Efficient power conversion for AC/DC converters
- Robust and precise voltage regulation, ideal for adapters and chargers
- 700-V power MOSFET ensures reliable high-voltage operation
- Cycle-by-cycle current limiting minimizes risk of overheating
- Frequency jittering reduces electromagnetic interference (EMI)
- Suitable for low-power applications in consumer electronics and industrial devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Control mode | Primary-side regulation | UVLO thresholds on/off (V) | 21/7.7 |
| Duty cycle (max) (%) | 99 | Switching frequency (max) (kHz) | 80 |
| Features | CC/CV output regulation, Cable compensation, DCM, Low power, Overcurrent protection, Primary-side regulated, Soft start | Operating temperature range (°C) | -40 to 125 |
| Rating | Catalog | Device type | Controllers |
| Topology | Buck, Flyback |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is UCC28722DBVT?
The UCC28722DBVT is a flyback controller IC (integrated circuit) designed by Texas Instruments. It is used in power supply applications to regulate voltage output efficiently and effectively.
How Does UCC28722DBVT Work?
The UCC28722DBVT operates by controlling the power switching and regulation in a flyback converter circuit. It manages the conversion of input voltage to output voltage with high efficiency and accuracy, making it suitable for various power supply designs.
How Many Pins does UCC28722DBVT have and What are the Functions of the Pinout Configuration?
The UCC28722DBVT is housed in a 5-pin SOT-23 package. The pinout configuration includes:
- VIN: Input voltage pin.
- GND: Ground pin.
- FB: Feedback pin for voltage regulation.
- COMP: Compensation pin for loop stability.
- RT/CLK: Current limit set or switching frequency control pin.
What are the Pros and Cons of UCC28722DBVT?
Pros:
- Efficiency: Provides high efficiency in regulating power supply output voltage.
- Compact Size: Housed in a small SOT-23 package, saving board space.
- Regulation: Offers good voltage regulation and stability for consistent performance.
- Cost-Effectiveness: Provides cost-effective solutions for power supply design.
- Flexibility: Adjustable features for current limit set and switching frequency control.
Cons:
- Application Specific: Designed for flyback converter applications only.
- Complexity: Understanding and optimizing the feedback loop and compensation network may require expertise.
- External Components: May require external components for complete power supply functionality.
Are There Any Equivalents/Alternatives to UCC28722DBVT for Recommendation?
- The UCC28720 from Texas Instruments is a similar flyback controller with slightly different features.
- Alternatives to the UCC28722DBVT include the LNK306 from Power Integrations and the FAN7601 from ON Semiconductor.
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