Possible Parts for PCB Layout

[saltzmanj]

Generating multicolor light using RGB LEDs: Application Notes

[saltzmanj]

Powell suggested an LED driver with differential signaling

[saltzmanj]

LED Drivers / Current Sinks

TLC6C598 8-Bit Shift-Register LED Driver

Nice and simple LED driver

• Wide VCC From 3 V to 5.5 V
• Output Maximum Rating of 40 V
• Eight Power DMOS Transistor Outputs of 50-mA
• Continuous Current With VCC = 5 V or 200-mA
• PWM Current With Single-Pulse Duration Less
• Than 1 ms and Average Current Less Than 50 mA
• Thermal Shutdown Protection
• Enhanced Cascading for Multiple Stages
• All Registers Cleared With Single Input
• Low Power Consumption
• Slow Switching Time (tr and tf), Which Helps Significantly With Reducing EMI
• 16-Pin TSSOP-PW Package

[saltzmanj]

Cabling

• Flat Flexible Cable overview
• 1mm pitch 4 connector flat flexible cabling

• 1mm pitch 4 connector FFC right angle connector

[saltzmanj]

LT1963 Linear drop-out regulator LT1084 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers

• SO-8 Package: MAX490CSA

[saltzmanj]

50' 2.54mm 4 conductor flexible flat cable

[saltzmanj]

Here's what I think the underkey lighting system will look like:

[saltzmanj]

Closed; future updates will go in #9