TOP271KG
02W output when connected to 230V ACTOP271KG
02W output when connected to 230V AC
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Manufacturer Part # : TOP271KG
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Package/Case: BESOP-11
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Brand: Power Integrations
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Product Categories : AC DC Converters, Offline Switches
Quality Assurance
Quality Assurance
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Certification
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
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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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]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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TOP271KG DataSheet
Pricing (USD)
Quantity | Unit Price | Ext. Price |
---|---|---|
1 | $6.335 | $6.34 |
200 | $2.454 | $490.80 |
500 | $2.366 | $1,183.00 |
1000 | $2.323 | $2,323.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
Offering advanced features such as internal soft-start and frequency jittering for improved EMI performance, the TOP271KG sets a new standard for power conversion devices. Its compact size and high efficiency make it perfect for space-constrained designs, making it an excellent choice for home appliances, industrial control, and LED lighting applications. With its ability to deliver reliable power conversion in a variety of scenarios, the TOP271KG is a versatile and dependable solution for engineers and designers
![TOP271KG TOP271KG](/files/uploads/product/b/538959e8-9e8f-4d0f-78e0-08dbbf1058dd.webp)
Key Features
- Integrated off-line switcher with ecoSmart™ technology
- Enhanced design for improved performance
- Easy to design with
- Reduced BOM costs
- Energy-efficient operation
- Built-in protections for reliability
- Compact package
- Low standby power consumption
- Low EMI
- Wide input voltage range
Application
- AC-DC power supplies
- Industrial control systems
- Home appliances
- LED lighting applications
- Battery chargers
- Telecommunication systems
- Audio systems
- Consumer electronics
- Medical equipment
- Instrumentation
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category ! | AC/DC Converters | RoHS | Details |
Mounting Style | SMD/SMT | Package / Case | eSOP-12 |
Output Voltage | 85 V to 265 V | Output Power ! | 40 W, 66 W |
Switching Frequency ! | 132 kHz | Duty Cycle - Max | 83 % |
Minimum Operating Temperature | - 40 C | Maximum Operating Temperature ! | + 150 C |
Output Current ! | 11.1 A | Series | TOP271 |
Brand | Power Integrations | Moisture Sensitive | Yes |
Number of Outputs | 1 Output | Product Type ! | AC/DC Converters |
Factory Pack Quantity | 48 | Subcategory | PMIC - Power Management ICs |
Tradename | TopSwitch-JX | Type | Off Line Converter |
Unit Weight | 0.295339 oz |
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 TOP271KG?
The TOP271KG is a high-performance, energy-efficient, off-line switcher IC (integrated circuit) designed by Power Integrations. It is specifically designed for use in power supply applications, offering high efficiency, precision control, and comprehensive protection features.
How Does TOP271KG Work?
The TOP271KG operates as a switch-mode power supply controller, regulating the output voltage through a high-frequency switching process. It incorporates features such as frequency jittering and soft-start to improve efficiency and reduce EMI (electromagnetic interference). The IC also includes comprehensive protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, ensuring reliable and safe operation.
How Many Pins does TOP271KG have and What are the Functions of the Pinout Configuration?
The TOP271KG is housed in a 7-lead TO-220 package. The pinout configuration includes:
- Vin: Input voltage pin.
- GND: Ground pin.
- UV: Undervoltage lockout pin.
- FB: Feedback pin for voltage regulation.
- COMP: Compensation pin for loop stability.
- RT: Timing resistor pin for oscillator frequency control.
- CT: Timing capacitor pin for oscillator frequency control.
What are the Pros and Cons of TOP271KG?
Pros:
- High Efficiency: Provides high-efficiency power conversion, reducing energy loss and heat generation.
- Comprehensive Protection: Incorporates overvoltage, overcurrent, and thermal shutdown protection for reliable operation.
- Precision Control: Offers precise regulation of output voltage and current for sensitive electronic devices.
- Compact Package: The TO-220 package allows for easy heat sinking and thermal management.
Cons:
- External Components: May require additional external components such as inductors and capacitors for complete power supply design.
- Complexity: Switch-mode power supply design may require careful consideration of layout and component selection for optimal performance.
Are There Any Equivalents/Alternatives to TOP271KG for Recommendation?
- The TOP261EN from Power Integrations is a similar off-line switcher IC with slightly different features and pinout.
- Alternatives to the TOP271KG include the NCP1252 from ON Semiconductor and the FSD210 from Fairchild Semiconductor.
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