(409) Active Crystal Oscillators (338) MOSFET (289) Bipolar transistor (triode) (98) SMD resistors (79) Optical couplers (78) Adjustable resistor potentiometers (56) Resistors (53) Tantalum capacitors (51) Common Mode Choke Filters (30) EMI/RFI Filters (29) TVS diodes (transient voltage suppression diodes) (16) Precision op amps (11) DC-DC ICs (8) Antenna (8) Passive Crystal Oscillators (7) RF Switches (7) Power transformers (6) LED drivers (5) Ferrite Cores and Accessories (4) Multimeter and voltmeter (4) Linear voltage regulator ICs LDO (3) Wire accessories (3) Electromechanical and electrical (3) 32-bit Microcontroller - MCU (2) Other processors (2) Feed-through capacitors (2) Backplane connectors (2) Connector accessory kits (2) RF coaxial connectors (2) FFCFPC connectors (2) SMD electrolytic capacitors (2) Sampling resistors (2) Low power comparator op amps (2) Fans/radiators/ thermal management products (2) Screwdriver/tweezers/wrench tools (2) Light-emitting diodes (2) Specialized sensors (2) Buffer driver receiver transceiver (1) Audio and video interface ICs (1) Circular connectors (1) Military connectors (1) IC and device sockets (1) Schottky diodes (1) Speakers (1) LED light guide tube accessories (1) SCR (1)