Male Pin headers and female headers (180) Passive Crystal Oscillators (92) Digital triode (86) IDC connectors (horns) (66) Switching power supply ICs (59) Wire to Board Connectors/Wire Splice Connectors (48) Bipolar transistor (triode) (35) LED digital tubes (25) Motor ignition driver ICs (23) Development board kit (22) MOSFET (21) Plug-in connectors (19) Programmable Oscillators (8) Ethernet ICs (7) Schottky diodes (7) Level conversion shifter (6) Driver ICs (6) Light-emitting diodes (6) Screwdriver/tweezers/wrench tools (5) Sensor modules (5) (5) Darlington transistor array drivers (4) Angle sensors (4) Board-to-board connectors (3) Active Crystal Oscillators (3) Dedicated switches (3) Darlington tube (3) Security (encryption) ICs (2) Crimp terminals (2) Soldering and desoldering (2) LEDUPS and other types of power modules (2) Other modules (2) Pushbutton Switches (2) Current sensors (2) SCR (2) Connector accessory kits (1) RF coaxial connectors (1) Resonators (1) General-purpose diodes (1) TVS diodes (transient voltage suppression diodes) (1) Accessories (1) Linear voltage regulator ICs LDO (1) DC-DC ICs (1) Speakers (1) Infrared transmitters (1) Pressure sensors (1) Specialized sensors (1) Electromechanical and electrical (1)