breadboard-adapters

Various small schematics + PCBs for prototyping on breadboards

TPS709xx breadboard adapter

TPS709xx breadboard adapter based on the reference design of the TI datasheet.

2 layer board of 0.31x0.34 inches (7.77x8.66 mm).

Details: TI datasheet

BOM:

• 1x TPS709xx voltage regulator
• 1x 3x1 pin headers
• 1x 1u 25V X7R capacitor, 0805
• 1x 2u2 10V X7R capacitor, 0805

Breadboard level shifter

4x breadboard level shifter similar to Sparkfun #12009 and Adafruit #757.

2 layer board of 0.40x0.50 inches (10.21x12.75 mm)

Details: NXP app note AN10441

BOM:

• 2x BSS138PS, SOT-363
• 2x 5x1 pin headers
• 8x 10k resistors, 0603