#IC Power Controller TPS51486 (TI 51486) Motherboard Embedded Chip

Step-Down / Buck Controller IC, authentic Texas Instruments (TI) brand, genuine spare part for repairing notebook mainboards, computers, and electronic devices. Fixes issues such as no power input to the mainboard, shorted or burned chips, or malfunctioning power supply systems for various circuit sections.

⚙️ Product Specifications

Product Type: Power Management Controller IC
Marking Code: 51486 / TI / APSS
Full Part Number: TPS51486 (TPS51486RJER)
Manufacturer: Texas Instruments (TI)
Package: VQFN / QFN (with a bottom thermal pad for board soldering)
Condition: Brand new, genuine chip, supplied in Tape & Reel packaging, ready for use.
️ Applications

Used to replace faulty, shorted, or damaged original ICs on notebook/laptop mainboards and electronic circuit boards.
Ideal for computer repair technicians, electronic board repair technicians, and component-level repair work.
Recommendations & Warnings

Recommendations:

Verify that the Marking Code on the original chip (51486 TI) matches before placing an order.
As this is a miniature electronic component (SMD/QFN), installation should be performed by a skilled technician equipped with proper tools and expertise in QFN hot-air reflow/soldering.
Warnings:

Always check for short circuits on the board before placing the new IC. If surrounding circuits still have shorts, the new IC may be instantly damaged upon power-up.
Exercise caution regarding heat temperature during soldering. Avoid excessive heat or prolonged exposure, as this may damage the chip.
️ Warranty & Claim Conditions

This product does not come with a warranty (as it is a solder-type electronic component spare part).
Important: For your own protection, please record a continuous, unedited video clip from the moment you unbox the parcel through to inspecting the goods. This will serve as evidence for claims in case of damaged or missing items.
Shipping Information

Monday – Friday: Order cutoff time for shipping is 2:00 PM (14:00).
Saturday: Order cutoff time for shipping is 1:00 PM (13:00).
Sunday: Closed (No shipping).
Note: Orders placed after the cutoff time or on Sundays will be shipped on the next business day.