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The basics of Chip-on-Board (COB) LEDs
3W/5W/7W/10W White COB LED, 10pcs, DC9-32V 13mm/28mm LED Chip
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Prolight Opto COB Light Engine (Chip On Board) Series — LED professional - LED Lighting Technology, Application Magazine
Everything about LED Chips | Complete Guide (2020) | XSY Lighting
4pcs COB LED Chip for C6 Car Headlight Bulbs H1 H3 H4 H7 COB Chip Ligh – Coconut Drum
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What are the differences between COB and SMD LED Chips? - GRNLED
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