Nick Cundari

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UNITED STATES OF AMERICA
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Description

Polaroid SX70 Motor Control Chip Replacement (8 pin DIP version)

A modern replacement for the obsolete SN28648P (8 pin DIP) motor control chip found in Polaroid SX70s.

This replacement will work with original body flex. It is surface mounted to the body flex cable.

Code

https://github.com/fotocundari/SX70-Motor-Control-Chip

Download Gerbers Download BOM(Bill of materials)

Oct 21,2025

821 views

Polaroid SX70 Motor Control Chip Replacement (8 pin DIP version)

2 Layers PCB 10 x 10 mm FR-4, 1 mm, 1, HASL with lead, Blue Solder Mask, White silkscreen

Replacement motor control chip for Polaroid SX70s using TI SN28648P (8 pin DIP). Requires adding jumper wires to replace pins.

821

Published: Oct 21,2025

Standard PCB

Download Gerber file 34

BOM(Bill of materials)

Centroid file

PCBWay Donate 10% cost To Author

File Last Updated: 2026/06/23 (GMT+8)

File update record

2026-06-2322:28:27

Centroid file is updated.

2026-06-2322:28:27

Parts List (BOM) is updated.

2026-06-2322:28:27

Gerber file is updated.

Only PCB

PCB+Assembly

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