Plug-in connectors (560) Spring-loaded terminal blocks (111) Tantalum capacitors (12) USB connectors (10) Audio and video connectors (9) Light-emitting diodes (7) RS485RS422 ICs (6) Voltage comparators (5) Power monitoring ICs (5) Development board kit (5) Delay timing relays (5) Optical couplers (5) Other processors (4) Real Time Clock ICs (4) Clock/Timing ICs (3) Clock Buffers, Drivers (3) Fixed inductors (2) Power Management ICs (PMIC) (2) Tact switches (2) Circuit Protection Kits (2) CPLD-FPGA ICs (1) D-Sub connector accessories (1) LEDUPS and other types of power modules (1) Wireless modules (1) Digital-to-analog conversion ICs (1) Multimeter and voltmeter (1) Electromechanical and electrical (1)