ATX Version 3.0 Multi Rail Desktop Platform Power Supply
Design Guide
Serial ATA* Connectors – REQUIRED
This is a required connector for systems with Serial ATA devices.
The detailed requirements for the Serial ATA Power Connector can be found in the “Serial ATA: High Speed Serialized AT Attachment” specification, Section 6.3 “Cables and connector specification”.
Assembly: Molex* 88751 or equivalent.
Table 5-10. Serial ATA* Power Connector Pin-out
Wire | Signal | Color1 |
5 | +3.3V DC | Orange2 |
4 | COM | Black |
3 | +5V DC | Red |
2 | COM | Black |
1 | +12V1 DC | Yellow |
- 18 AWG wire.
- +3.3V DC is removed from SATA V3.2 spec. but it is recommended if there is backward compatibility concern.