TNY280PN

The TNY280PN is a power integrated circuit (IC) designed for efficient low-power switching applications. It belongs to the TinySwitch family by Power Integrations, known for its compact size and high performance. The TNY280PN is commonly used in offline switch-mode power supplies for devices requiring up to 5 watts of output power, such as desktop peripherals, LED drivers, and adapters.
Key features include a built-in high-voltage power MOSFET, which simplifies circuit design and reduces component count. It operates with a wide input voltage range (typically 85-265VAC) and provides high efficiency while maintaining low standby power consumption. The IC supports multiple protection features like over-voltage protection, over-current protection, and thermal shutdown, ensuring reliable operation and safety.
Its compact footprint and integration of critical functions make the TNY280PN an ideal choice for designers looking to create cost-effective and efficient power solutions in small form-factor devices.

The TNY280PN is a compact, low-power integrated circuit designed for off-line switch-mode power supplies (SMPS). Key features include:
1. Integrated MOSFET: Contains an integrated power MOSFET that simplifies design and reduces component count.
2. Wide Input Voltage Range: Operates across a broad range of input voltages, typically from 85V to 265V AC.
3. High Efficiency: Designed for high efficiency, minimizing energy loss and heat generation.
4. Low Standby Power: Achieves low power consumption during standby mode, making it suitable for energy-conscious applications.
5. Built-in Protection Features: Includes over-voltage, over-current, and thermal shutdown protections to enhance reliability and safety.
6. Simple Control Scheme: Employs a primary-side control method, eliminating the need for an opto-isolator and feedback components, which simplifies the design.
7. Compact Size: The small package size allows for space-saving designs in various applications.
Overall, the TNY280PN is ideal for compact power supplies in consumer electronics, home appliances, and industrial applications.

The TNY280PN is packaged in a DIP-8 (Dual In-line Package with 8 pins) format. This type of package is commonly used for integrated circuits, allowing for easy mounting on circuit boards.

The TNY280PN is a highly integrated switch-mode power supply (SMPS) IC from the TinySwitch series by Power Integrations. It features a total of 8 pins. The pin functions are as follows:
1. Pin 1 (Drain): Connects to the primary winding of the transformer for switching.
2. Pin 2 (Source): Connects to the source of the internal MOSFET.
3. Pin 3 (GND): Ground reference for the IC.
4. Pin 4 (Control): Feedback pin for regulating output voltage.
5. Pin 5 (Comp): Compensation pin for stability in feedback loop.
6. Pin 6 (VDD): Supply voltage pin for powering the IC.
7. Pin 7 (Timing Capacitor): Connects to an external timing capacitor to set frequency and other timing parameters.
8. Pin 8 (Ramping): Used for controlling the soft start and switching frequency.
The TNY280PN is commonly used in low to medium power applications, such as adapters and auxiliary power supplies.

The TNY280PN is manufactured by Power Integrations, Inc., a company that specializes in the design and development of high-performance electronic components. Founded in 1985, Power Integrations is known for its innovative technologies in power management, particularly in the areas of energy-efficient power supplies and driver circuits. The company’s products are widely used in various applications, including consumer electronics, telecommunications, industrial systems, and renewable energy solutions. Power Integrations is recognized for its commitment to sustainability and energy efficiency, often providing solutions that meet stringent regulatory requirements.

The TNY280PN is a compact, high-voltage power supply IC used primarily in low-power applications. Its application areas include LED lighting, adapters and chargers, consumer electronics, and industrial control systems. It is particularly suitable for flyback converters in offline power supplies, enabling energy-efficient designs in devices requiring low standby power.

The TNY280PN chip, part of the TinySwitch series from Power Integrations, has several equivalent products, including TNY281PN, TNY282PN, and TNY283PN, which differ mainly in output power and voltage specifications. Additionally, the TNY290 and TNY291 series can be considered equivalent for similar applications, offering different features and performance ratings. Always check the specific datasheets for compatibility regarding voltage, current ratings, and design needs.