LP8549 MacBook Backlight IC

The LP8549 is a high-efficiency LED backlight driver IC used in Apple MacBook logic boards. It provides boost voltage and current control required for stable LCD display backlight operation. This IC works in a split backlight circuit together with LP8548 and is mounted near the TCON/backlight return section. It is essential for fixing issues like no backlight, dim screen, or brightness not adjusting. Designed by Texas Instruments for laptop and medium-size LCD applications requiring high reliability and power efficiency.

• Product Name :- LP8549 Backlight Driver IC
• Manufacturer :- Texas Instruments
• Package :- VQFN
• Main Use :- MacBook Display Backlight Power Controller
• Used In :- A1502, A1398, A1706, A1708, MacBook Air (2017), Some M1 Models
• Pair IC :- Works with LP8548 in split-circuit design
• Board Location :- TCON / Backlight Return Section on Logic Board
• Marking on IC :- 49B1-03 / 48BC-03 (Technician match required)
• Stock :- Ready Stock in Nehru Place, Delhi
• Condition :- New & Properly Packed
• Warranty :- Testing Warranty
• Quality Test :- Tested by OKSpare Technical Team