Active Crystal Oscillators (144) Board-to-board connectors (51) Power Management ICs (PMIC) (42) Supercapacitors (31) Circular connectors (21) Through Hole Resistors (17) Other modules (11) Light-emitting diodes (8) MOSFET (8) Backplane connectors (6) SMD capacitors (4) Thin Film Capacitors (4) Soldering and desoldering (4) Temperature and humidity sensors (3) Crimp terminals (2) NTC thermistors (2) Electronic accessories (2) Screw fastener hardware (2) LEDUPS and other types of power modules (2) CPLD-FPGA ICs (1) Wire to Board Connectors/Wire Splice Connectors (1) SMD electrolytic capacitors (1) Adjustable resistor potentiometers (1) Screwdriver/tweezers/wrench tools (1) Development board kit (1) Tact switches (1) LCD display modules (1)