![Comparing New Dielectric Materials for Chip-on-Board LED Packages — LED professional - LED Lighting Technology, Application Magazine Comparing New Dielectric Materials for Chip-on-Board LED Packages — LED professional - LED Lighting Technology, Application Magazine](https://www.led-professional.com/media/resources-1_articles_comparing-new-dielectric-materials-for-chip-on-board-led-packages_screen-shot-2016-11-28-at-15-11-12.png/@@images/d43ef699-bff8-490e-9f4b-62c98f070d0e.png)
Comparing New Dielectric Materials for Chip-on-Board LED Packages — LED professional - LED Lighting Technology, Application Magazine
![uxcell LED Chip Bulb 300mA 9W 18 LEDs 5730 Surface Mounted Devices Module Aluminum Board Warm White Super Bright 50mm Dia for Floodlight - - Amazon.com uxcell LED Chip Bulb 300mA 9W 18 LEDs 5730 Surface Mounted Devices Module Aluminum Board Warm White Super Bright 50mm Dia for Floodlight - - Amazon.com](https://m.media-amazon.com/images/I/71-ojNS09VL._AC_UF1000,1000_QL80_.jpg)
uxcell LED Chip Bulb 300mA 9W 18 LEDs 5730 Surface Mounted Devices Module Aluminum Board Warm White Super Bright 50mm Dia for Floodlight - - Amazon.com
![Led Light Source Chip | Cob Led Diameter | Cob Led 5 Watt | Led Cob 7 Watt | Lot Cob Led 9w - Led Bulbs & Tubes - Aliexpress Led Light Source Chip | Cob Led Diameter | Cob Led 5 Watt | Led Cob 7 Watt | Lot Cob Led 9w - Led Bulbs & Tubes - Aliexpress](https://ae01.alicdn.com/kf/H4eb18b1db36a4275b7e434567b8c240db/10pcs-Bulk-Sell-Diameter-20mm-Rounded-COB-LED-Light-Source-Chip-On-Board-3W-5W-7W.jpg_Q90.jpg_.webp)