Hard Drive Power Supply 5V Boost IC 86421 for MacBook Pro A2338 A2442

Product Description

The MacBook Pro A2338 A2442 86421 5V Boost IC is a replacement motherboard IC used for 5V boost power supply applications associated with the internal storage power circuit. It is designed for compatible USB-C MacBook Pro models.

This 86421 5V Boost IC is listed for the MacBook Pro 13-inch A2338 Late 2020 and MacBook Pro 14-inch A2442 Late 2021. Compatible component references include 86421, with some suppliers identifying the chip as LT8642EV-1 / LT8642EV1 / LT8642EVI.

The IC is a board-level replacement component intended for motherboard repair. It must be soldered directly onto the logic board, making proper micro-soldering equipment and technician-level installation important.

Compatible Models

• MacBook Pro 13-inch A2338 Late 2020
• MacBook Pro A2338 M1
• MacBook Pro 14-inch A2442 Late 2021
• MacBook Pro A2442
• Compatible Type-C MacBook Pro logic boards
• Exact board compatibility should be verified before installation

Compatible Part Numbers

• 86421
• LT8642EV-1
• LT8642EV1
• LT8642EVI
• 14516 vLTIC – supplier/reference identification

Product Details

• Product Type: 5V Boost IC
• Application: Storage / Hard Drive Power Supply
• Compatible Brand: Apple
• Compatible Models: A2338 / A2442
• A2338 Generation: Late 2020
• A2442 Generation: Late 2021
• IC Marking: 86421
• Related IC Reference: LT8642EV-1
• Installation: Board-Level Soldering / Micro-Soldering
• Condition: New Replacement IC
• Package Contents: 1 × 86421 IC

Warranty Details

Warranty: No Warranty
Warranty Service Type: Not Applicable
Warranty Type: No Warranty

Important Note:-

• Please verify the IC marking on your original motherboard before ordering.
• The 86421 IC is listed for the storage/hard-drive 5V boost power circuit on compatible MacBook Pro A2338 and A2442 models.
• Some suppliers identify this component as LT8642EV-1 / LT8642EV1 / LT8642EVI. Always compare the original chip marking and board circuit before replacement.
• This is a motherboard IC only, not a hard drive, SSD, storage module, or complete power board.
• The IC requires professional micro-soldering for installation.
• Incorrect installation, overheating, wrong orientation, or soldering mistakes can damage the motherboard.
• Please check the motherboard board number and circuit reference before replacing the IC.
• Product images are for reference only. Actual chip markings and packaging may vary.
• No Warranty is provided for this IC component.
• If the product is found to be out of stock after ordering, the payment will be refunded.

FAQs

1. What is the 86421 IC used for?

The 86421 IC is listed as a 5V boost power-supply IC for the storage/hard-drive power circuit on compatible MacBook Pro logic boards.

2. Is 86421 compatible with MacBook Pro A2338?

Yes. It is listed for the MacBook Pro 13-inch A2338 Late 2020.

3. Is 86421 compatible with MacBook Pro A2442?

Yes. Supplier compatibility references list the MacBook Pro 14-inch A2442 Late 2021 for this 86421 component.

4. Is 86421 the same as LT8642EV-1?

Some component suppliers identify the 86421 replacement using LT8642EV-1 / LT8642EV1 / LT8642EVI references. The original motherboard marking and circuit should be checked before substitution.

5. Can I replace this IC without soldering equipment?

No. This is a board-level IC and requires appropriate soldering or micro-soldering equipment. Professional motherboard repair is strongly recommended.