Power Integrations LNK364DN-TL

The LNK364DN-TL is a member of the LinkSwitch®-TN family from Power Integrations. It's a highly integrated, low-cost power supply IC designed for switching power supplies. It is optimized for various applications in consumer electronics, including LED lighting, home appliances, and general-purpose power supplies. Functions 1. Switching Regulator: The LNK364DN-TL acts as a switching regulator, converting AC or DC input voltage into regulated DC output voltage. 2. Integrated Switch: It incorporates a high-voltage power MOSFET for efficient power conversion. 3. Cycle-by-Cycle Current Limiting: Ensures the output current does not exceed a predetermined level, protecting the circuit. 4. Internal Oscillator: Provides a fixed frequency operation at approximately 65 kHz for predictable behavior in most applications. 5. Over-Temperature Protection: Integrated thermal protection mechanisms prevent the device from overheating. Applications - AC-DC Power Supplies: Used in applications where mains input is converted to a usable DC output, such as chargers and adapters. - LED Lighting: Ideal for providing power in LED drivers, where a stable output is crucial. - Home Appliances: Applicable in various domestic electrical devices requiring efficient power conversion. - Consumer Electronics: Used in devices that require compact and efficient power supplies. Alternative Parts 1. LNK364PN: A similar part with comparable specifications for designs requiring slightly different thermal considerations or package options. 2. LNK365PN: Offers slightly higher current capabilities and can be an alternative for applications needing a higher output or different efficiency characteristics. 3. LNK363: Lower power rating than the LNK364DN-TL, suitable for applications with less stringent power requirements. Embedded Modules Embedded modules integrating the LNK364DN-TL typically feature: - Preformed PCB designs: Ready-made PCBs that can be directly used in commercial products. - AC-DC converter modules: That include protection circuits and circuitry for ease of use in design processes. Related Q&A 1. Q: What is the primary function of the LNK364DN-TL? A: The primary function of the LNK364DN-TL is to act as a low-cost, highly integrated switching power supply IC that efficiently converts AC or DC input voltages into regulated DC output voltages. 2. Q: In what types of applications would you typically use the LNK364DN-TL? A: The LNK364DN-TL is commonly used in AC-DC power supplies, LED lighting drivers, home appliances, and various consumer electronics that require efficient power conversion. 3. Q: What are some safety features included in the LNK364DN-TL? A: The LNK364DN-TL includes safety features such as cycle-by-cycle current limiting and over-temperature protection to ensure safe operation under various conditions. 4. Q: How does the LNK364DN-TL ensure energy efficiency? A: The LNK364DN-TL uses a high-voltage power MOSFET and operates at a fixed frequency, optimizing the energy conversion process while minimizing losses. 5. Q: Are there alternative ICs to the LNK364DN-TL for similar applications? A: Yes, alternative ICs include LNK364PN and LNK365PN, which provide similar functionalities but with different specifications or ratings for various applications.