Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| 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-SMD (7 Leads), Gull Wing |
| SupplierDevicePackage | SMD-8B |
Обзор
Description
The LNK304GN-TL is a component in Power Integrations' LinkSwitch-TN family, designed for low-power, offline switch-mode power supplies. It integrates a 700V power MOSFET, oscillator, high voltage switched current source, current limit (user-selectable), and thermal shutdown circuitry. This device is suitable for non-isolated buck, boost, or flyback configurations, enabling efficient power conversion with minimal external components.
Key features include high efficiency, a wide input voltage range, and simplicity in design, which eliminates the need for a separate bias winding. Its advanced protection features, such as auto-restart for overload and open loop protection, enhance reliability. The LNK304GN-TL is commonly used in applications like appliances, industrial controls, and metering, where it provides a cost-effective, compact, and efficient power supply solution. Its compact form factor in an SMD package makes it ideal for space-constrained applications.
Key features include high efficiency, a wide input voltage range, and simplicity in design, which eliminates the need for a separate bias winding. Its advanced protection features, such as auto-restart for overload and open loop protection, enhance reliability. The LNK304GN-TL is commonly used in applications like appliances, industrial controls, and metering, where it provides a cost-effective, compact, and efficient power supply solution. Its compact form factor in an SMD package makes it ideal for space-constrained applications.
Equivalent
The LNK304GN-TL is a part of the LinkSwitch-TN series by Power Integrations, used for efficient AC-DC converters. Equivalent alternatives could include:
1. TOPSwitch series from Power Integrations.
2. TNY series by Power Integrations.
3. VIPer series from STMicroelectronics.
4. NCP1xx series from ON Semiconductor.
These alternatives vary by specific application needs, power ratings, and feature sets, so it's important to verify compatibility with your specific requirements.
1. TOPSwitch series from Power Integrations.
2. TNY series by Power Integrations.
3. VIPer series from STMicroelectronics.
4. NCP1xx series from ON Semiconductor.
These alternatives vary by specific application needs, power ratings, and feature sets, so it's important to verify compatibility with your specific requirements.
Features
The LNK304GN-TL is a component in the LinkSwitch-TN series by Power Integrations. It features an integrated controller and high-voltage power MOSFET designed for off-line switcher applications. Key features include:
1. Energy Efficiency: Designed to provide high efficiency over a wide load range with low standby power consumption.
2. Protection Mechanisms: Includes auto-restart for short-circuit and open-loop fault protection, thermal shutdown, and output over-voltage protection.
3. Design Simplicity: Enables low component count, reducing the overall cost and complexity of power supply designs.
4. Voltage Range: Operates over a wide input voltage range, making it suitable for both 120 VAC and 230 VAC input applications.
5. Output Power: Suitable for low-power applications, typically in the range of 1.9 W to 3.2 W, depending on the input voltage.
6. Package: Available in a compact SMD package, facilitating ease of integration into circuit designs.
These features make the LNK304GN-TL ideal for use in applications such as adapters, chargers, and small appliances.
1. Energy Efficiency: Designed to provide high efficiency over a wide load range with low standby power consumption.
2. Protection Mechanisms: Includes auto-restart for short-circuit and open-loop fault protection, thermal shutdown, and output over-voltage protection.
3. Design Simplicity: Enables low component count, reducing the overall cost and complexity of power supply designs.
4. Voltage Range: Operates over a wide input voltage range, making it suitable for both 120 VAC and 230 VAC input applications.
5. Output Power: Suitable for low-power applications, typically in the range of 1.9 W to 3.2 W, depending on the input voltage.
6. Package: Available in a compact SMD package, facilitating ease of integration into circuit designs.
These features make the LNK304GN-TL ideal for use in applications such as adapters, chargers, and small appliances.
Pinout
The LNK304GN-TL is a component in the LinkSwitch-TN series by Power Integrations, designed for low-power offline switcher applications. It is housed in a surface-mount SMD-6 package, which means it has 6 pins.
The key functions and features of the LNK304GN-TL include:
1. Integrated Power Switch: It contains an internal power MOSFET, reducing external component requirements.
2. Low Power Consumption: Designed for low standby power and high efficiency, making it suitable for energy-efficient applications.
3. Simple Design: Utilizes ON/OFF control to regulate output voltage, which allows for minimal component count in power supply designs.
4. Protection Features: Includes built-in thermal shutdown, current limit, and over-voltage protection to enhance reliability and protect against faults.
5. Wide Input Range: Able to operate over a wide input voltage range, providing flexibility in different AC line conditions.
These characteristics make the LNK304GN-TL suitable for applications like battery chargers, LED drivers, and low-power adapters.
The key functions and features of the LNK304GN-TL include:
1. Integrated Power Switch: It contains an internal power MOSFET, reducing external component requirements.
2. Low Power Consumption: Designed for low standby power and high efficiency, making it suitable for energy-efficient applications.
3. Simple Design: Utilizes ON/OFF control to regulate output voltage, which allows for minimal component count in power supply designs.
4. Protection Features: Includes built-in thermal shutdown, current limit, and over-voltage protection to enhance reliability and protect against faults.
5. Wide Input Range: Able to operate over a wide input voltage range, providing flexibility in different AC line conditions.
These characteristics make the LNK304GN-TL suitable for applications like battery chargers, LED drivers, and low-power adapters.
Manufacturer
The LNK304GN-TL is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in the development and production of high-voltage power conversion products. The company is known for its innovative integrated circuits (ICs) that are used in power supplies, chargers, LED drivers, and other applications requiring efficient power management solutions. Power Integrations focuses on products that enable compact, energy-efficient power supply designs.
Application
The LNK304GN-TL is a highly integrated monolithic switching power supply IC, commonly used for efficient, low-power AC-DC conversion in various applications. Its application areas include:
1. Consumer Electronics: Power adapters for devices like smartphones, tablets, and other small gadgets.
2. Home Appliances: Providing power to small appliances such as coffee machines and air purifiers.
3. LED Drivers: Used in low-power LED lighting systems due to its efficiency.
4. Industrial Controls: Powering control circuits and sensors in industrial equipment.
5. Standby Power Supplies: Ideal for products that require low standby power consumption, such as TVs and monitors.
These applications leverage the IC's efficiency, compact size, and ability to minimize component count.
1. Consumer Electronics: Power adapters for devices like smartphones, tablets, and other small gadgets.
2. Home Appliances: Providing power to small appliances such as coffee machines and air purifiers.
3. LED Drivers: Used in low-power LED lighting systems due to its efficiency.
4. Industrial Controls: Powering control circuits and sensors in industrial equipment.
5. Standby Power Supplies: Ideal for products that require low standby power consumption, such as TVs and monitors.
These applications leverage the IC's efficiency, compact size, and ability to minimize component count.
Package
The LNK304GN-TL is typically available in an SMD (Surface Mounted Device) package type, specifically a SO-8 (Small Outline) package. This package is designed for surface mounting on printed circuit boards and is used for space-efficient applications, offering compact size and reliable performance.
