Aluminum Electrolytic Capacitors (119 companies)
Aluminum electrolytic capacitors use an electrolytic process to form the dielectric. Wet electrolytic capacitors have a moist electrolyte. Dry or solid electrolytic capacitors do not.
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Breadboards and Accessories (37 companies)
Breadboards and accessories are used for testing and experimenting with electronic circuits. They are covered with slots for interchanging components and electrical connection strips. Learn more about Breadboards and Accessories

Capacitors (908 companies)
Capacitors are electronic components used for storing charge and energy. In their simplest form, capacitors consist of two conducting plates separated by an insulating material called the dielectric.
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Ceramic Capacitors (153 companies)
Ceramic capacitors have a dielectric made of ceramic materials.
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Chip Capacitors (150 companies)
Chip capacitors or surface mount capacitors do not have leads.
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Chip Inductors (121 companies)
Chip inductors are manufactured using semiconductor material.
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Current Sensing Resistors (27 companies)
Current sensing resistors convert the current flowing through it to a voltage drop. Monitoring or measuring this voltage drop allows the current through the resistor to be measured. Applications for current sensing resistors include power supplies, receptacles, and battery packs. 
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Device Programmers (89 companies)
Device programmers are used to program nonvolatile memory such as microcontrollers, erasable programmable read-only memory (EPROM), programmable logic devices (PLDs), programmable array logic (PAL), generic array logic (GAL) and other electrically programmable devices.
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Dynamic Braking Resistors (DBRs) (10 companies)
Dynamic Braking Resistors (DBRs) are used to absorb the high amount of energy generated when stopping electric motors in systems such as trains, elevators, etc. Learn more about Dynamic Braking Resistors (DBRs)

Electrical and Electromechanical Assembly Services (1108 companies)
Electrical and electromechanical assembly services provide board-level assembly, chassis and rack panel wiring, and front panel assembly. Typically, suppliers provide the complete turnkey production of electronic and electromechanical finished products from procurement through final assembly with testing and burn-in, if required.
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Electrical and Electronic Sub-assemblies (56 companies)
Electrical and electronic sub-assemblies are individual, functional units that comprise a piece of electrical equipment. Learn more about Electrical and Electronic Sub-assemblies

Electrical Terminations (159 companies)
Electrical terminations or terminators are electrical devices installed at the end of a bus or transmission line to prevent signals from reflecting back from the end, thus causing electrical interference.

Electronic Bridges (28 companies)
Electronic bridges are used to cross from one circuit, channel, board or element over to another. Learn more about Electronic Bridges

Electronic Loads and Load Banks (31 companies)
Electronic loads and load banks are used to test electrical and electronic equipment. They mimic load requirements for testing and troubleshooting purposes. Learn more about Electronic Loads and Load Banks

EMI Filters and RFI Filters (252 companies)
Electromagnetic (EMI) filters and radio frequency interference (RFI) filters purify signals by attenuating the high-frequency RFI (typically 150kHz and up) and passing the low frequency EMI.
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Ferrite Beads (118 companies)
Ferrite beads are used to suppress unwanted signals that can interfere with electrical devices such as DC supplies, transmission lines and cables. They provide attenuation of selected frequency bands.
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Film Capacitors (117 companies)
Film capacitors are insulated with polyester, polycarbonate, polypropylene, polystyrene, or other dielectric materials.
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Harmonic Filters (39 companies)
Harmonic filters isolate harmonic current to protect electrical equipment from damage due to harmonic voltage distortion. They can also be used to improve power factor.
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High Voltage Capacitors (67 companies)
High voltage capacitors are used for storing charge and energy in high voltage applications. 
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High Voltage Diodes (50 companies)
High voltage diodes are designed for use in high-voltage applications.
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IC Sockets and Interconnect Components (474 companies)
IC sockets and interconnect components interface or connect a microelectronic semiconductor chip to a board or larger scale device.
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Impedance Matching Networks (18 companies)
Impedance matching networks are electrical circuits which, when connected between two networks, match the output impedance of the source (the first network) to the input impedance of the load (the receiving or second network). The purpose of matching these two impedances is to minimize wave reflection and/or to maximize the transfer of power between the system and the load.
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Inductors, Coils, and Chokes (691 companies)
Inductors, coils, and chokes are passive components designed to resist changes in current and store energy in the form of a magnetic field. 
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LED Mounts and Lenses (34 companies)
LED mounts and lenses are used to mount LEDs and shape or transfer light output. Other components in this area include LED light pipes, headers, interconnects, and assemblies.
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Light Emitting Diodes (LED) (453 companies)
Light-emitting diodes (LED) are PN junction devices that give off light radiation when biased in the forward direction. LEDs are used in a wide variety of indication applications.
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Magnetic Receivers (5 companies)
Magnetic receivers use the electromagnetic principle to receive and analyze signals. The simplest of these devices is the telephone. Learn more about Magnetic Receivers

Optical Interconnects (7 companies)
Optical interconnects are flexible jumpers used to interface or connect with integrated circuits (ICs), or circuits in general. Learn more about Optical Interconnects

Potentiometers, Rheostats and Trimmers (299 companies)
Potentiometers, rheostats and trimmers are three-terminal resistors that are used to measure or divide voltages, and to protect or control circuits.
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Power Capacitors (76 companies)
Power capacitors are used in electrical distribution systems to provide a static source of leading reactive power.
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Power Electronics (65 companies)
Power electronics are solid state devices or transistors capable of modulating or converting electrical power. Learn more about Power Electronics

Power Resistors (52 companies)
Power resistors are used in power generation and distribution, high-voltage applications, control systems, and other power system applications. They include load banks, grounding resistors, and dynamic braking resistors.
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Printed Circuit Board (PCB) Fabrication Services (764 companies)
Printed circuit board (PCB) fabrication services design and fabricate circuit boards. They differ from electronic manufacturing services, which populate and assemble boards. 
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Resistor, Capacitor Networks (100 companies)
Resistor, capacitor networks (RC networks) are integrated circuits (ICs) that contain resistor-capacitor arrays in a single chip.
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Resistors (749 companies)
Resistors are electrical components that oppose the flow of either direct or alternating current. They are used to protect, operate, or control circuits.
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Resistors and Potentiometers (789 companies)
Resistors and potentiometers are passive electronic components that oppose the flow of either alternating current (AC) or direct current (DC). 
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RF Band Pass Filters (67 companies)
Bandpass filters are active or passive circuits that pass signals from a specific frequency band and reject signals from out-of-band frequencies. Surface acoustic wave (SAW) filters, crystal filters, and cavity filters are types of bandpass filters.
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RF Band Reject Filters (27 companies)
Band reject filters are tuned circuits that prevent the passage of signals within a specified band of frequencies. These devices are also known as bandstop or notch filters.
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RF Filters and Microwave Filters (309 companies)
RF filters and microwave filters are devices that pass or reject signals by frequency. Basic types include bandpass filters, band reject filters, low pass filters, and high pass filters.
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RF High Pass Filters (34 companies)
High pass filters pass signals from high frequencies and reject signals from low frequencies.
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RF Low Pass Filters (45 companies)
Low pass filters pass signals from low frequencies and reject signals from high frequencies.
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Shunt Resistors (55 companies)
Shunts resistors are connected in parallel with an instrument or component to divert electrical current. They provide an alternate path for current in case of failure.
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Tantalum Capacitors (111 companies)
Tantalum capacitors are used in smaller electronic devices including portable telephones, pagers, personal computers, and automotive electronics. 
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Thin Film Circuits and Products (43 companies)
Thin film circuits and products are metallized or plated onto ceramic substrates. Learn more about Thin Film Circuits and Products

Ultracapacitors (18 companies)
Ultracapacitors store charges (energy) by physically separating positive and negative charges (unlike batteries which do so chemically).  Very high power densities can be achieved by this method.
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Varistors (123 companies)
Varistors are voltage-clamping devices that can absorb current without damage. They are typically used in surge protection devices.
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