LNK306DN
LNK306DN SO-7 AC-DC Controllers & Regulators ROHSLNK306DN
LNK306DN SO-7 AC-DC Controllers & Regulators ROHS
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Manufacturer Part # : LNK306DN
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Package/Case: SO-8C
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Brand: Power Integrations
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Product Categories : AC DC Converters, Offline Switches
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Series : LNK306
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.






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.








About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact 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.

Example

Tape and Reel

Cut Tape

Tube or Tray
LNK306DN DataSheet
Pricing (USD)
Quantity | Unit Price | Ext. Price |
---|---|---|
1 | $2.207 | $2.21 |
200 | $0.855 | $171.00 |
500 | $0.824 | $412.00 |
1000 | $0.810 | $810.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Interested Parts
LNK306DN Details
The LNK306DN is a high-performance switching regulator from Power Integrations, designed for efficient power conversion in various applications. This device features a low standby power consumption, integrated 650V MOSFET, and adjustable output current limiting, making it suitable for AC-DC power supplies, LED lighting, mobile phone chargers, consumer electronics, home appliances, industrial control systems, and more.
Pinout
- 1 (VCC): Positive Power Supply
- 2 (GND): Ground
- 3 (A): Non-inverting Input/Output
- 4 (B): Inverting Input/Output
- 5 (EN): Enable Pin
(Tip: For detailed pinout information, please refer to the corresponding datasheet.)
Key Features
- Very Low Standby Power Consumption: Enables efficient power conversion and reduced energy waste.
- Integrated 650V MOSFET: Provides high voltage handling capability for reliable operation in demanding applications.
- Adjustable Output Current Limiting: Allows for precise control of output current to prevent overheating or damage.
- Operating Frequency up to 250kHz: Enables fast and efficient power conversion for high-performance applications.
- Low Startup Current (<100uA): Reduces power consumption during startup and minimizes energy waste.
- Output Short-Circuit Protection: Prevents damage to the device in case of output short-circuit conditions.
- Auto-Restart Protection Feature: Automatically restarts the device after a fault condition is cleared, ensuring reliable operation.
Applications
The LNK306DN is suitable for various applications, including:
- AC-DC power supplies
- LED lighting
- Mobile phone chargers
- Consumer electronics
- Home appliances
- Industrial control systems
Where to Use
The LNK306DN can be used in various applications where efficient power conversion and high voltage handling are required. Some examples include:
- Industrial control systems
- Home appliances
- Consumer electronics
- LED lighting
- Mobile phone chargers
How to Use
To use the LNK306DN, follow these steps:
- Connect the VCC pin to the positive power supply.
- Connect the GND pin to ground.
- Apply a signal to the A and B pins to control the output current.
- Use the EN pin to enable or disable the device.
(Tip: For detailed usage instructions, refer to the datasheet.)
Application Circuit
The application circuit diagram for the LNK306DN illustrates how to connect the device to a power supply and control the output current. It includes connections for power supply, ground, and input/output signals.
(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)
Equivalents
- UCC28051: A similar switching regulator from Texas Instruments offering comparable features and performance.
- LM5117: An alternative switching regulator from National Semiconductor with equivalent functionality.
Complementary
The LNK306DN can be complemented by the LNK3055, which offers additional features such as higher current handling and enhanced ESD protection, suitable for more demanding applications.
When selecting complementary devices, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.
Frequently Asked Questions
Q: What is the maximum operating frequency of the LNK306DN?
A: The LNK306DN operates at a maximum frequency of 250kHz. For more details, refer to the datasheet for specific operating conditions and limitations.
Q: Can the LNK306DN be used in automotive applications?
A: Yes, the LNK306DN is suitable for automotive applications, offering high voltage handling capability and reliable operation in demanding environments.

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 | SO-8C |
Output Voltage | 12 V | Input / Supply Voltage - Min | 85 V |
Input / Supply Voltage - Max | 265 V | Duty Cycle - Max | 72 % |
Output Current ! | 360 mA | Series | LNK30 |
Brand | Power Integrations | Product Type ! | AC/DC Converters |
Factory Pack Quantity | 100 | Subcategory | PMIC - Power Management ICs |
Tradename | LinkSwitch-TN | Type | Off Line Converter |
Unit Weight | 0.035274 oz |
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Price details
Prices listed do not include VAT.
Quantity | Unit Price |
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