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The TNY288PG is a highly integrated, compact power IC that is designed for use in offline switch-mode power supplies (SMPS). It belongs to the TinySwitch series of devices and is capable of delivering outputs of up to 5W in a small form factor. This IC is primarily used in low-power applications where size and efficiency are critical. It features a built-in power MOSFET, oscillator, and control circuitry. Functions - Primary Switch: Utilizes a built-in high-voltage MOSFET to switch the current to the transformer. - Oscillator: Provides a controlled frequency for operation. - Feedback Mechanism: Integrates a base feed-forward control, allowing stable output regulation without feedback optocouplers. - Protection Features: Includes over-voltage, over-temperature, and over-current protection, ensuring reliable operation. - Low Standby Power Consumption: Designed to comply with energy regulations, minimizing power loss when idle. Applications - AC-DC Converters: Ideal for converting AC mains voltage to low-voltage DC. - Chargers: Suitable for small chargers for various electronic devices. - LED Drivers: Can be used in LED lighting applications for efficient power management. - Home Appliances: Often employed in low-power devices like small kitchen appliances or consumer electronics. - Telecommunications Equipment: Used in devices requiring reliable and efficient power supplies. Alternative Parts - TinySwitch Series: - TNY286: Low-power flyback switcher. - TNY287: Similar but with slightly different characteristics. - Other Manufacturers: - NCP1200 from ON Semiconductor: A similar low-power switched-mode power supply controller. - LM2596 from Texas Instruments: A voltage regulator that can be used in similar applications but is a step-down (buck) regulator. Embedded Modules Power Integrations also offers evaluation boards and reference designs based on the TNY288PG, which include: - EVAL-TNY288 Series Boards: These provide practical layouts and circuit examples tailored for various applications, demonstrating ideal use cases for the TNY288PG. Related Q&A 1. Q: What is the maximum output power of the TNY288PG? - A: The TNY288PG can deliver a maximum output power of up to 5W. 2. Q: What are the key protection features of the TNY288PG? - A: The TNY288PG includes several protection features such as over-voltage protection, over-temperature protection, and over-current protection. 3. Q: In what applications is the TNY288PG typically used? - A: The TNY288PG is commonly used in AC-DC converters, chargers, LED drivers, home appliances, and telecommunications equipment. 4. Q: How does the TNY288PG achieve low standby power consumption? - A: The TNY288PG is designed with features that minimize power loss when the power supply is in an idle state, complying with energy regulations for efficient operation. 5. Q: Are there alternative ICs to the TNY288PG for similar applications? - A: Yes, alternative ICs include other members of the TinySwitch series like TNY286 and TNY287, as well as devices like the NCP1200 and LM2596 from other manufacturers.