Summary:
This document describes an isolated high power factor (PF) TRIAC dimmable LED driver. It provides 36 V output voltage and 550 mA output current drive over an input voltage range of 90 VAC to 132 VAC. This LED driver is designed using the LYT4217E device from the LYTSwitch-4 family.
This document contains LED driver specifications, schematics, PCB schematics, bill of materials, transformer documentation, and typical performance characteristics.
20W isolated flyback TRIAC dimming LED driver PCB physical map
20W isolated flyback TRIAC dimming LED driver circuit diagram
20W isolated flyback TRIAC dimming LED driver PCB layout
See the uploading documentation for details (click to download)
Oca Glass provides smartphones with a Touch interface that is critical to their functionality.
Our company provides various brands and models of oca glass displays, such as: Apple, huawei, xiaomi, OPPO, vivo, Samsung, Nokia, OnePlus, etc.
Oca glasses are the most commonly used displays because they produce excellent image quality while consuming low power consumption. Instead of emitting light directly, they use a backlight or reflector to create the image, which makes them easy to read even in direct sunlight. oca glass is energy efficient and relatively safer to handle than crt. Oca glasses are used more efficiently in battery-operated electronics because they consume minimal power.
There are several advantages of OCA (Optically Clear Adhesive) glass:
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Overall, OCA glass offers superior optical clarity, touch sensitivity, durability, and ease of repair, making it a preferred choice for various electronic devices such as smartphones, tablets, and televisions.
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