Sunday, 3 May 2015

Apple MacBook power connector MagSafe pinout

Pin Pin
Name
Description
1 Ground  
2 V+ 6.86 VDC idle
14.5, 16.5 or 18.5 VDC depending on load
3 LED connects to a 1-wire chip inside the connector, which controls the charging voltage and the LED status
4 V+ 6.86 VDC idle
14.5, 16.5 or 18.5 VDC depending on load
5 Ground  
Outer frame is magnetized.
Connector can be used in either orientation.

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