Male Pin headers and female headers (203) Passive Crystal Oscillators (97) Digital triode (95) Switching power supply ICs (69) Wire to Board Connectors/Wire Splice Connectors (62) IDC connectors (horns) (62) Bipolar transistor (triode) (28) Motor ignition driver ICs (21) Development board kit (21) Plug-in connectors (19) LED digital tubes (19) MOSFET (18) Ethernet ICs (8) Programmable Oscillators (8) Level conversion shifter (7) Driver ICs (7) Schottky diodes (6) Screwdriver/tweezers/wrench tools (6) Light-emitting diodes (6) Darlington transistor array drivers (5) Board-to-board connectors (4) Angle sensors (4) (4) Security (encryption) ICs (3) Crimp terminals (3) RF coaxial connectors (3) Active Crystal Oscillators (3) Pushbutton Switches (3) Soldering and desoldering (2) DC-DC ICs (2) Sensor modules (2) Dedicated switches (2) Current sensors (2) Specialized sensors (2) SCR (2) Darlington tube (2) RFID card ICs (2) Connector accessory kits (1) Resonators (1) General-purpose diodes (1) TVS diodes (transient voltage suppression diodes) (1) ESD diodes (1) Accessories (1) Linear voltage regulator ICs LDO (1) LEDUPS and other types of power modules (1) Other modules (1) Infrared transmitters (1) Electromechanical and electrical (1)