100+ Electronics Circuit Symbols

Fist one of 100+ Electronics Circuit Symbols: NMOS transistor: Active semiconductor device used for switching and amplification in electronic circuits.

PMOS transistor: Active semiconductor device used for switching and amplification in electronic circuits.

NPN Bipolar transistor: Active semiconductor device for amplification and switching in electronic circuits.

PNP Bipolar transistor: Active semiconductor device for amplification and switching in electronic circuits (opposite to NPN).

JFET P-Channel transistor: A junction field-effect transistor with a P-type channel used for electronic signal control.

FET N-Channel transistor: A field-effect transistor with an N-type channel used for electronic signal control.

Darlington transistor: A configuration of two bipolar transistors used for high current amplification applications.

Air core transformer: A type of transformer that uses air as the core material to transfer electrical energy…

Auto transformer: A type of transformer that has a single winding with multiple taps, used for voltage regulation and impedance matching.

Iron core transformer: Uses iron core for efficient electrical energy transfer in power distribution and electronics..

Iron core with electrostatic field transformer: Utilizes iron core and electrostatic fields for efficient energy transfer in specialized applications.

Saturable core transformer: A transformer with a core material that can be deliberately saturated, used in control and power regulation circuits.

Toroidal core transformer: Compact, efficient transformer with doughnut-shaped core, minimal electromagnetic interference.

Transformer: Uses iron core to efficiently transfer electrical power between circuits.

Variable Auto Transformer: Adjustable transformer with a single winding and multiple taps, used for voltage control.

Inductor: Passive component that stores energy in a magnetic field when current flows through it.

Adjustable inductor: A type of inductor with variable core or winding to control its inductance value.

Electromagnet: A type of magnet created by passing an electric current through a coil of wire.

General winding with copper: Commonly used in electrical coils and transformers for efficient energy transfer.

Iron core inductor: Inductor with an iron core for enhanced magnetic flux and higher inductance.

SPDT toggle switch: Single-Pole Double-Throw switch, capable of connecting one input to two outputs or vice versa.

SPST Relay: Single-Pole Single-Throw relay, a type of electromagnetic switch with one input and one output.

SPST Toggle Switch: Single-Pole Single-Throw toggle switch, a simple on/off switch with one input and one output position.

Jumper: A short wire or connector used to close or bypass an electrical circuit temporarily or permanently.

Push button NC (Normally Closed): A momentary switch that is normally closed and opens when pressed, breaking the circuit.

Push button NO (Normally Open): A momentary switch that is normally open and closes the circuit when pressed.

Solder bridge: Accidental or intentional connection of solder between two separate conductive elements, causing an electrical connection.

SPDT Relay: Single-Pole Double-Throw relay, an electromagnetic switch with one input and two output positions.

DIP switch: Dual In-line Package switch, a small manual switch with multiple positions for circuit configuration.

Resistor (IEEE): Passive electronic component that restricts or controls electric current flow in a circuit.

sistor (IEC): Passive electronic component that restricts or controls electric current flow in a circuit.

Potentiometer (IEEE): Variable resistor with three terminals, used to control voltage or adjust circuit parameters.

Potentiometer (IEC): Variable resistor with three terminals, used to control voltage or adjust circuit parameters.

LDR (Light Dependent Resistor): A light-sensitive resistor that changes its resistance with varying light levels.

Trimmer Resistor: Adjustable resistor used for calibrating or fine-tuning circuit parameters during manufacturing or testing.

Variable Resistor: A resistor with an adjustable resistance, allowing for control of current or voltage in a circuit.

Variable Resistor: A resistor with an adjustable resistance, allowing for control of current or voltage in a circuit.

Thermistor: A temperature-sensitive resistor used for temperature measurement and compensation in electronic circuits.

Radiation meter: Device used to detect and measure ionizing radiation levels for safety and environmental monitoring.

Synchroscope: Instrument used to display phase differences between two AC power sources, enabling synchronization in power systems.

Tachometer: An instrument used to measure the rotational speed (RPM) of a rotating shaft or device.

A thermometer: A device used to measure temperature in various applications, from medical to environmental monitoring.

Voltmeter: An instrument used to measure electrical voltage in volts, typically connected in parallel to the circuit.

Wavemeter: Measures frequency or wavelength of electromagnetic waves, essential in radio and telecommunications.

Wattmeter: Device used to measure electrical power (wattage) in AC circuits, comprising current and voltage measurements.

Zero-center Ammeter: A type of ammeter with the zero point in the middle, indicating both positive and negative currents.

Ammeter: Instrument used to measure electric current flow in amperes (A) in an electrical circuit.

Frequency Meter: An instrument used to measure the frequency of an AC signal in hertz (Hz) or kilohertz (kHz).

Differential Voltmeter: An instrument that measures the voltage difference between two points in an electrical circuit.

Galvanometer: An instrument that detects and measures small electrical currents, commonly used as a sensitive ammeter or voltmeter.

Ohmmeter: An instrument used to measure the resistance (in ohms) of a resistor or other electrical component.

Oscilloscope: An electronic instrument used to visualize and analyze electrical waveforms, displaying voltage changes over time.

Var meter: an instrument for indicating volt-amperes reactive.

Telephone line protector: A device used to protect telephone lines and connected equipment from voltage spikes and surges.

Circuit breaker: Automatic switch for overcurrent protection. Fuse: Melts to break the circuit during overcurrent.

Circuit breaker isolator: Automatic switch protects circuits from overcurrent by disconnecting from the power source.

Delay: A time interval between an action or input and the resulting response or effect.

Fuse switch: A combination of a fuse and a switch, providing overcurrent protection and manual disconnection.

Lightning rod: A metal rod installed on buildings to protect them from lightning strikes by providing a safe path for the electrical discharge to the ground.

The thermal circuit breaker: An automatic electrical switch that trips when it detects excessive temperature or overcurrent, protecting the circuit.

Thermal cut-off: A safety device that automatically cuts off power when the temperature exceeds a critical level.

Thermal switch: A device that operates based on temperature changes, either opening or closing a circuit.

Thermostat: A device used to regulate and maintain a desired temperature in heating, cooling, or refrigeration systems.

Fuse oil: High-voltage insulating oil with cooling properties for reliable operation in electrical equipment.

Circuit breaker: Automatic switch for overcurrent protection. Fuse: Melts to break the circuit during overcurrent.

Diode: Semiconductor device allowing current flow in one direction only, crucial in rectification and signal processing.

Light Emitting Diode (LED): A semiconductor device that emits light when current flows through it, used in various lighting and display applications.

Photodiode: A semiconductor device that generates a current when exposed to light, commonly used in light detection and optical communication systems.

Schottky Diode: A semiconductor diode with a low forward voltage drop, ideal for high-frequency and fast-switching applications.

Zener Diode: A specialized diode designed to operate in the reverse breakdown region, used for voltage regulation and voltage reference applications.

Tunnel Diode: A heavily doped semiconductor diode that exhibits negative resistance, suitable for high-frequency and microwave applications.

Varicap Diode: A semiconductor diode with a variable capacitance, used for voltage-controlled tuning in electronic circuits like oscillators and filters.

Capacitor: Passive electronic component that stores electrical energy temporarily and releases it when needed in a circuit.

Ceramic Capacitor: A type of capacitor with a ceramic dielectric, commonly used for filtering, coupling, and decoupling applications.

Polarized Capacitor: A type of capacitor with a positive and negative terminal, designed for use with DC voltages.

Polarized Capacitor: A type of capacitor with a positive and negative terminal, designed for use with DC voltages.

Variable Capacitor: A type of capacitor with adjustable capacitance, used for tuning circuits and frequency control.

Captures RF signals, converts to audio/data for further processing in communication systems.

Sends radiofrequency signals through an antenna to communicate or broadcast information wirelessly.

Transmitter and receiver antenna: Communication system components for sending and receiving wireless signals.

Transmits and receives RF signals, essential for wireless communication in various electronic devices and systems.

Dipole antenna: Simplest type of antenna, consisting of two conductive elements used for transmitting or receiving RF signals.

A type of antenna designed to receive radio frequency signals specifically for FM (Frequency Modulation) radio broadcasts.

A specialized antenna used to receive or transmit signals to and from satellites in space for communication or broadcasting purposes.

A type of antenna with a parabolic reflector, used for highly directional and long-range communication with satellites or terrestrial transmitters.

Rectangular waveguide: A hollow metal structure with a rectangular cross-section used to guide electromagnetic waves in microwave communication systems.

A directional wire antenna with a rhombus-shaped configuration, used for long-range communication in HF bands.

A device used to receive over-the-air television signals and deliver them to a TV tuner for viewing.

A type of antenna with a circular shape, used for transmitting and receiving circularly polarized radiofrequency signals.

JK Flip-Flop: A digital circuit element with two inputs (J and K) and two outputs (Q and Q̅), capable of storing one bit of information and used in sequential logic circuits.

SR Flip-Flop: A digital circuit element with two inputs (S and R) and two outputs (Q and Q̅), used for memory storage and sequential logic operations.

T Flip-Flop: A digital circuit element with a single input (T) and two outputs (Q and Q̅), toggles its state at each rising edge of the clock signal.

D Flip-Flop: A digital circuit element with a single input (D) and two outputs (Q and Q̅), stores and delays data based on the clock signal.

MUX (Multiplexer): A digital circuit that selects and forwards one of multiple input signals to a single output.

Logic Adder: A digital circuit that performs binary addition, used in arithmetic and data processing operations.

IC (Integrated Circuit): A compact assembly of electronic components (transistors, resistors, capacitors, etc.) on a single chip, performing specific functions.

Buffer: An electronic circuit that amplifies and isolates signals to prevent interference between different parts of a circuit.

555 Timer: An integrated circuit that functions as a versatile timer or oscillator in various electronic applications.

7-Segment Display: A digital display consisting of seven LED or LCD segments used to represent numbers and characters.

AND Gate: A digital logic gate that outputs true (1) only when all its inputs are true (1). 100+ Electronics Circuit Symbols

NAND Gate: A digital logic gate that outputs false (0) only when all its inputs are true (1). It is the complement of the AND gate.

OR Gate: A digital logic gate that outputs true (1) when at least one of its inputs is true (1).

NOR Gate: A digital logic gate that outputs true (1) only when all its inputs are false (0). It is the complement of the OR gate.

Inverter: A digital logic gate that outputs the complement (opposite) of its input signal. For example, it converts 1 to 0 and 0 to 1.

XNOR Gate: A digital logic gate that outputs true (1) when the number of true inputs is even. It is the complement of the XOR gate.

Exclusive OR Gate (XOR Gate): A digital logic gate that outputs true (1) when exactly one of its inputs is true (1), but not both.

Digital-to-Analog Converter (DAC): A device that converts digital signals into corresponding analog voltages or currents for analog output applications.

Analog-to-Digital Converter (ADC): A device that converts continuous analog signals into discrete digital data for digital processing and storage.