Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 24-SWTQFN (4x4)..
Digital Potentiometer 50k Ohm 1 Circuit 32 Taps I²C, Up/Down (U/D, CS) Interface SC-70-5..
Boost Switching Regulator IC Positive Fixed 5V 1 Output 1.5A (Switch) 8-SOIC (0.154", 3.90mm Width)..