TNY290KG-TL

The TNY290KG-TL is a highly integrated switch mode power supply (SMPS) IC designed for low-power applications. It belongs to the TinySwitch series produced by Power Integrations, known for its efficiency and compact design. This device incorporates a high-voltage power MOSFET, oscillator, and various protection features, which allow it to operate in a wide range of input voltages, making it suitable for various AC-DC power supply applications.
Key features of the TNY290KG-TL include low standby power consumption, a wide input voltage range (typically 85-265 VAC), and the ability to deliver up to 2.5 watts of output power. It also supports features such as overvoltage protection, overcurrent protection, and thermal shutdown, ensuring reliable operation and safety.
The TNY290KG-TL is often used in consumer electronics, chargers, and other compact power supply designs where efficiency and size are critical. Its simple design helps reduce the component count, making it an ideal choice for cost-sensitive projects.

The TNY290KG-TL is a highly integrated, low-power off-line switcher designed for use in power supply applications. Key features include:
1. Integrated Circuit: Combines a high-voltage power MOSFET with a control circuit, eliminating the need for external components.
2. Operating Range: Supports a wide input voltage range from 85V to 265V AC, making it suitable for various applications worldwide.
3. Output Power: Capable of delivering up to 5W of output power in isolated applications.
4. Low Standby Power: Features a low standby power consumption, enhancing energy efficiency.
5. Built-in Protection: Offers multiple protection features like over-voltage, over-current, and thermal shutdown, ensuring reliable operation.
6. Compact Design: The small footprint allows for easy integration into space-constrained designs.
7. Frequency Control: Utilizes frequency modulation to optimize performance and reduce electromagnetic interference (EMI).
These features make the TNY290KG-TL ideal for power adapters, LED drivers, and other compact power supply solutions.

The TNY290KG-TL is packaged in a DIP-8 (Dual In-line Package) format. This type of package features eight pins and is commonly used for integrated circuits, providing easy mounting on circuit boards.

The TNY290KG-TL is a power integrated circuit from the TinySwitch family, commonly used in power supply applications. It features a total of 8 pins. The pin functions are as follows:
1. DRAIN - Connects to the transformer and is used for the switch's output.
2. SOURCE - Connects to ground; it is the source terminal for the internal MOSFET.
3. GND - Ground reference for the IC.
4. VDD - Supply voltage pin; it powers the IC and must be connected to a bypass capacitor.
5. CONTROL - Used for feedback control, helping to regulate output voltage.
6. BYPASS - Connects a capacitor for improved transient response.
7. CS (Current Sense) - Monitors the current through the transformer for feedback.
8. COMP (Compensation) - Used for frequency compensation in the feedback loop.
This IC is primarily designed for low power applications and is integrated to simplify the design of off-line power supplies.

The TNY290KG-TL is manufactured by Power Integrations, Inc. Power Integrations is a semiconductor company that specializes in high-performance electronic components for power conversion and power management applications. They are known for developing energy-efficient solutions for a variety of industries, including consumer electronics, industrial systems, and renewable energy. The company focuses on designing integrated circuits that help reduce energy consumption and improve the performance of power supplies. Their products often include technologies related to switching power supplies, LED drivers, and other power management devices.

The TNY290KG-TL is a compact, high-efficiency power management IC primarily used in offline switch-mode power supplies. Its application areas include LED drivers, adapters for consumer electronics, portable devices, and home appliances. It is suitable for low to medium power applications, providing features like over-voltage protection, under-voltage lockout, and thermal shutdown, making it ideal for energy-efficient designs in various electronic circuits.

The TNY290KG-TL is a TinySwitch-III low-power switcher. Equivalent products include the TNY291, TNY292, and TNY293, which offer similar specifications with varying output power capabilities. Other alternatives may include components from different manufacturers, such as the TOPSwitch series from Power Integrations or the LM2596 from Texas Instruments, depending on the specific application requirements. Always consult datasheets for precise compatibility.