4 Output Fan / LED extender for RAMPS

This is a remix from Fan extender for RAMPS 1.4 by diygallery.
I needed more outputs and designed this PCB.
Like the original it plugs into the servos socket.
R1: 10 Ohms / Farnell: 2502601
R2: 100kOhms / Farnell: 1100244
R3: 1,8kOhms / Farnell: 9236830
T1-T4: BSP126 / Farnell: 1758080
D1-D4: LSR976 / Farnell: 1226392