Specifications
| Attribute | Value |
| Package | Tube |
| Series | LinkSwitch®-TN |
| ProductStatus | Active |
| OutputIsolation | Non-Isolated |
| InternalSwitch(s) | Yes |
| Voltage-Breakdown | 700V |
| Topology | Buck, Buck-Boost, Flyback |
| DutyCycle | 69% |
| Frequency-Switching | 66kHz |
| FaultProtection | Current Limiting, Open Loop, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| Package/Case | 8-DIP (0.300, 7.62mm), 7 Leads |
| SupplierDevicePackage | 8-PDIP-B |
Overview
Description
The LNK306PN is a Power Integrations LinkSwitch-TN series integrated circuit designed for low-power offline switcher applications. It combines a high-voltage power MOSFET, PWM control, and startup circuitry into a single package, enabling efficient, compact power supply designs. The LNK306PN is suitable for non-isolated low-power applications, such as LED drivers, chargers, and industrial controls.
Key features include:
1. High Efficiency: The device offers energy-efficient performance, reducing standby and operational power consumption.
2. Simplified Design: Integrated functions minimize the need for additional components, facilitating compact and cost-effective designs.
3. Enhanced Reliability: Built-in protection features, such as thermal shutdown, overcurrent protection, and automatic restart, ensure greater system reliability and safety.
4. Wide Input Voltage Range: It supports a broad input voltage range, making it versatile for various global applications.
The LNK306PN is typically encapsulated in an 8-pin DIP package, allowing easy integration into circuit boards. Its design is optimized for applications that require efficient power conversion with minimal external components.
Key features include:
1. High Efficiency: The device offers energy-efficient performance, reducing standby and operational power consumption.
2. Simplified Design: Integrated functions minimize the need for additional components, facilitating compact and cost-effective designs.
3. Enhanced Reliability: Built-in protection features, such as thermal shutdown, overcurrent protection, and automatic restart, ensure greater system reliability and safety.
4. Wide Input Voltage Range: It supports a broad input voltage range, making it versatile for various global applications.
The LNK306PN is typically encapsulated in an 8-pin DIP package, allowing easy integration into circuit boards. Its design is optimized for applications that require efficient power conversion with minimal external components.
Equivalent
The LNK306PN is a Power Integrations LinkSwitch-TN2 series chip used for low-power, non-isolated switch-mode power supplies. Equivalent or similar products you might consider include:
1. LNK304PN - Slightly lower power rating
2. LNK305PN - Similar features with slight variations
3. LNK307PN - Higher power rating
4. TOPSwitch series by Power Integrations
5. TNY264PN - TinySwitch series by Power Integrations
These alternatives vary by power output and efficiency specifications, so ensure compatibility with your specific application.
1. LNK304PN - Slightly lower power rating
2. LNK305PN - Similar features with slight variations
3. LNK307PN - Higher power rating
4. TOPSwitch series by Power Integrations
5. TNY264PN - TinySwitch series by Power Integrations
These alternatives vary by power output and efficiency specifications, so ensure compatibility with your specific application.
Features
The LNK306PN is a power integration IC designed for low-power applications in the offline switcher market. Key features include:
1. Integrated Functions: Combines a high-voltage power MOSFET, oscillator, high voltage switched current source, current limit, and thermal shutdown circuitry.
2. Efficiency: Offers high operational efficiency across a wide load range, reducing power consumption and heat generation.
3. Input Voltage Range: Capable of operating within a wide input voltage range, suitable for global power supplies.
4. Output Power: Typically supports output powers up to 6.1 W at 230 VAC.
5. Protection Features: Includes features like auto-restart for short circuit and open loop fault protection as well as over-temperature protection.
6. Package: Available in a DIP-7 package, making it easy to incorporate into various designs.
7. Applications: Ideal for chargers, adapters, and other consumer electronic power supplies.
These features make the LNK306PN a versatile and reliable choice for designers looking for an efficient and compact power integration solution.
1. Integrated Functions: Combines a high-voltage power MOSFET, oscillator, high voltage switched current source, current limit, and thermal shutdown circuitry.
2. Efficiency: Offers high operational efficiency across a wide load range, reducing power consumption and heat generation.
3. Input Voltage Range: Capable of operating within a wide input voltage range, suitable for global power supplies.
4. Output Power: Typically supports output powers up to 6.1 W at 230 VAC.
5. Protection Features: Includes features like auto-restart for short circuit and open loop fault protection as well as over-temperature protection.
6. Package: Available in a DIP-7 package, making it easy to incorporate into various designs.
7. Applications: Ideal for chargers, adapters, and other consumer electronic power supplies.
These features make the LNK306PN a versatile and reliable choice for designers looking for an efficient and compact power integration solution.
Pinout
The LNK306PN is a power integrated circuit from the TinySwitch-II family by Power Integrations, primarily used for switch-mode power supplies. It is typically housed in an 8-pin PDIP package.
Here is a concise description of the pin functions:
1. BP/M: Bypass/Multi-Function pin. Connects a capacitor for control and sets the current limit.
2. D: Drain pin. Connects to the switching MOSFET drain.
3. S: Source pin. This pin is the power ground.
4. FB: Feedback pin. Receives control information from the power supply output.
In some datasheets or documentation, you might see additional specifications or different designations, but the main functions revolve around these core roles. The LNK306PN is designed for efficient power conversion with low component count, making it suitable for low-power applications.
Here is a concise description of the pin functions:
1. BP/M: Bypass/Multi-Function pin. Connects a capacitor for control and sets the current limit.
2. D: Drain pin. Connects to the switching MOSFET drain.
3. S: Source pin. This pin is the power ground.
4. FB: Feedback pin. Receives control information from the power supply output.
In some datasheets or documentation, you might see additional specifications or different designations, but the main functions revolve around these core roles. The LNK306PN is designed for efficient power conversion with low component count, making it suitable for low-power applications.
Manufacturer
The LNK306PN is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in developing and supplying high-performance electronic components used in high-voltage power conversion. The company is known for its innovative technology and solutions that are widely used in power supplies for a broad range of electronic devices, such as consumer electronics, appliances, industrial applications, and LED lighting. Their products are recognized for enhancing energy efficiency, reducing electronic waste, and enabling smaller and lighter designs in power supply units.
Application
The LNK306PN is a highly integrated switcher IC used primarily in power supply applications. Key application areas include:
1. AC-DC Power Supplies: It's commonly used in low-power AC-DC conversion for chargers and adapters.
2. Standby Power Supplies: Suitable for applications requiring standby power due to its efficiency at low loads.
3. Consumer Electronics: Used in TVs, DVD players, and other home appliances for efficient power management.
4. Industrial Controls: Employed in industrial systems where low power and high efficiency are needed.
5. LED Drivers: Can be used in LED driver circuits for low-power lighting solutions.
Its high efficiency and compact design make it ideal for energy-efficient applications.
1. AC-DC Power Supplies: It's commonly used in low-power AC-DC conversion for chargers and adapters.
2. Standby Power Supplies: Suitable for applications requiring standby power due to its efficiency at low loads.
3. Consumer Electronics: Used in TVs, DVD players, and other home appliances for efficient power management.
4. Industrial Controls: Employed in industrial systems where low power and high efficiency are needed.
5. LED Drivers: Can be used in LED driver circuits for low-power lighting solutions.
Its high efficiency and compact design make it ideal for energy-efficient applications.
Package
The LNK306PN is a power supply IC from the LinkSwitch-TN family by Power Integrations. It comes in an 8-pin PDIP (Plastic Dual In-line Package) package type.
