Switches
A switch is a device that allows electricity to flow through a circuit by completing or interrupting the connection. It is a common component in electrical and electronic systems and is used in a variety of applications, such as controlling the flow of electricity in a circuit, turning devices on and off, and routing electrical signals. One of the primary use cases for switches is to control the flow of electricity in a circuit. This can be done by manually flipping the switch or by using a control mechanism, such as a timer or a sensor. Another common use for switches is to turn devices on and off. This can be done using a switch that is built into the device or by using a separate switch that is connected to the device. In addition to these basic use cases, switches can also be used to route electrical signals. For example, a switch can be used to route a signal from one device to another or to direct a signal to a specific circuit or component. If you're looking for a wide variety of switches for your projects, flux.ai has the world's largest community-driven public library of them. The library includes footprints, symbols, datasheets, and simulation models for a wide range of switches, making it easy to find the right switch for your needs.
FUSB340TMX
USB Switch USB 3.1 USB Interface 18-TMLP (2x2.8) The FUSB340 is a 2:1 data switch for USB SuperSpeed Gen1 and Gen2, 5 Gbps and 10 Gbps data. It is targeted at the mobile device market and for use in Type−C applications where a reversible cable requires a switch. The FUSB340 data switch offers superior performance various high speed data transmission protocols: • USB 3.1 SuperSpeed (Gen 2), 10 Gbps • PCI Express, Gen 3 • SATA • Fibre Channel • Display Port 1.3 Features • 10 GHz Typical Bandwidth • USB 3.1 SuperSpeed 5 Gbps and10 Gbps Switch • −1.0 dB Typical Insertion Loss at 2.5 GHz • Low Active Power of 12 A Typical • Low Shutdown Power of < 1 A Max. • 2 kV HBM ESD Protection • Small Packaging, 18 Lead TMLP • Wide VDD Operating Range, 1.5 V−5.0 V • This is a Pb−Free Device #CommonPartsLibrary #IntegratedCircuit #Controller #FUSB340
15 Uses0 StarsRFFM6901
The RFFM6901 is a single-chip RF front-end module (FEM) designed for 868 MHz to 928 MHz ISM-band wireless communication applications. It integrates a high-power power amplifier (PA), low-noise amplifier (LNA), antenna diversity switch, and matching circuitry into a compact package, helping reduce external components, PCB space, and overall system cost. It is commonly used in smart energy systems, wireless metering, industrial monitoring, alarm systems, and other Sub-1 GHz wireless devices. Key Features Operating frequency range: 868 MHz to 928 MHz Integrated 1 W power amplifier Up to +30 dBm transmit output power Integrated low-noise amplifier with bypass mode Dual-port antenna diversity switch Separate 50 Ω transmit and receive interfaces Compact 32-pin LGA package (6 mm × 6 mm) Supply voltage range: 2.8 V to 4.2 V Typical LNA gain: 17 dB Low receiver noise figure: 1.5 dB Designed for portable and battery-powered wireless systems RoHS compliant Typical Applications Smart energy and smart metering Wireless alarm and security systems ISM-band communication devices Industrial wireless sensors Portable RF equipment IoT Sub-1 GHz wireless systems Search across more sources
2 Uses0 StarsLGS5145
Buck Switching Regulator IC Adjustable 1 Output 1000mA SOT-23-6 The LGS5145 is a step-down DC/DC regulator with internal switching, featuring SKIP control mode, which combines low quiescent current with high switching frequency to achieve high efficiency over a wide range of load currents. The SKIP mode uses a short “burst” cycle to switch the inductor current through the internal power MOSFETs, followed by a sleep cycle in which the power switch is turned off and the load current is supplied by the output capacitor. At light loads, the burst cycle is a fraction of the total cycle time, minimizing the average supply current and greatly improving efficiency at light loads. The LGS5145 has a wide input voltage range of 4.5V55V, minimizing the need for external surge suppression components.The LGS5145 features an integrated low resistance 0.6Ω high-side power MOSFET that provides at least 1A of output current capability with excellent load and line transient response. Junction temperature range from -40°C to +125°C ■ All ports are ESD protected to 3000V (HBM). ■ Wide input voltage range: 4.5V-55V ■ 600mΩ High Side Metal Oxide Semiconductor Field Effect Transistors ■ At least 1000mA continuous current output capability ■ Up to 90% efficiency ■ SKIP mode provides very high light load efficiency ■ 1.2MHz fixed operating frequency ■ Internal compensation helps reduce solution size, cost and design complexity ■ Supports capacitive start for large loads ■ Cycle-by-cycle overcurrent protection ■ Output short circuit protection ■ thermal shutdown protection ■ Available in ultra-small package SOT23-6 package #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #Switching-regulator
12 Uses0 StarsHi5000Q
The Hi5000Q is a high-precision, flicker-free LED constant-current driver IC designed for buck, boost, and buck-boost LED lighting applications. It supports external MOSFET operation, making it suitable for high-power LED systems such as automotive lighting, medical lighting, photography lamps, desk lamps, and educational lighting. Key Features Wide input voltage range: 6.5V to 75V Supports buck, boost, and buck-boost topologies External MOSFET architecture for high current capability Up to 10A continuous output current High efficiency operation exceeding 95% Flicker-free LED dimming control Supports: 100:1 PWM-to-analog dimming 10,000:1 hybrid dimming 10:1 analog dimming Fixed switching frequency of 130kHz Very low standby power consumption Excellent load regulation accuracy (less than ±0.5%) Built-in soft-start function Undervoltage protection (UVLO) Output overvoltage protection (OVP) Cycle-by-cycle current limiting protection Available in QFN16 4x4mm package
1 Uses0 StarsSSC54-E3/57T
Diode 40 V 5A Surface Mount DO-214AB (SMC) The SSC54-E3/57T is a surface-mount Schottky barrier rectifier diode manufactured by Vishay Intertechnology . It is designed for high-efficiency power rectification applications requiring low forward voltage drop and fast switching performance. This diode is commonly used in DC-DC converters, switching power supplies, polarity protection circuits, and freewheeling applications. The device comes in a compact DO-214AB (SMC) package suitable for automated PCB assembly. Key Features Schottky barrier rectifier technology Maximum repetitive reverse voltage: 40 V Average forward current: 5 A Very low forward voltage drop (~0.49 V max) High surge current capability up to 175 A Fast switching speed with low power loss Surface-mount DO-214AB (SMC) package Operating junction temperature up to 150°C Matte tin-plated terminals, RoHS compliant Suitable for high-frequency power conversion applications #CommonPartsLibrary #Diode
118 Uses0 StarsPEC11J-9015F-S0024
Rotary Encoder Incremental 24 Quadrature (Incremental) User Selectable 10 mA @ 5 VDC,-10 C to +70 C The PEC11J-9015F-S0024 is a compact surface-mount incremental rotary encoder from the Bourns PEC11J series, designed for user interface applications requiring precise rotational input and long operational life. It features a quadrature output with 24 pulses per revolution and includes an integrated momentary push-button switch, making it suitable for menu navigation, volume control, tuning systems, and industrial control panels. Its rugged metal shaft construction and high durability make it reliable for both consumer and professional electronic equipment. Key Features Incremental rotary encoder with 2-bit quadrature output 24 pulses per revolution (24 PPR) resolution Integrated momentary push-button switch Surface-mount gull-wing terminals Compact 12 mm encoder body Durable metal shaft and bushing Long rotational life of up to 100,000 cycles No detents for smooth continuous rotation Supports up to 60 RPM operating speed Operating temperature range: -10 °C to +70 °C IP40 rated enclosure Flatted shaft design for secure knob attachment Suitable for: Audio equipment Lighting consoles Consumer appliances Communication devices Test and measurement equipment Component Category #Sensor #Encoder #Transducer #PEC11J
69 Uses0 StarsSB1040_T0_00001
Diode 40 V 10A Through Hole TO-220AC The SB1040_T0_00001 is a high-efficiency Schottky Barrier Rectifier diode manufactured by Panjit International Inc. . It is designed for fast switching and low power loss applications such as switching power supplies, DC-DC converters, freewheeling circuits, and reverse polarity protection. Its Schottky technology provides a low forward voltage drop, helping improve overall system efficiency and reduce heat generation. Key Features Schottky barrier rectifier technology Low forward voltage drop: typically 0.55V @ 10A High average forward current capability: 10A Reverse voltage rating: 40V Fast switching / fast recovery performance Low power loss and improved efficiency Wide operating junction temperature range: -55°C to +150°C Through-hole TO-220AC / TO-220-2 package Suitable for high-frequency power applications RoHS compliant #CommonPartsLibrary #Diode #Schottky
12 Uses0 StarsSRP4020TA-4R7M
4.7 µH Shielded Drum Core, Wirewound Inductor 2.6 A 105mOhm Max 2-SMD The SRP4020TA-4R7M is a compact surface-mount power inductor designed for use in high-efficiency power conversion and energy storage applications. It is optimized for switching regulators, DC-DC converters, and filtering circuits where stable inductance, low core loss, and reliable current handling are required. The device features a magnetically shielded construction that minimizes electromagnetic interference, making it suitable for densely populated electronic assemblies. Its robust design supports consistent performance across a wide range of operating conditions, contributing to improved system efficiency and reduced noise. Construction and Materials The component is manufactured using a ferrite core with integrated winding, enclosed in a molded structure that provides mechanical stability and environmental protection. The shielding structure reduces flux leakage and enhances electromagnetic compatibility. External terminations are designed for reliable solderability and strong adhesion to standard printed circuit board pads. Electrical Characteristics The inductor provides a nominal inductance corresponding to its designation and maintains stability under rated operating conditions. It exhibits low direct current resistance to minimize conduction losses and supports moderate to high current levels without significant saturation. The component is engineered to maintain performance over variations in temperature and frequency typical of switching power applications. Thermal Performance The device is capable of operating within standard industrial temperature ranges, with thermal characteristics that support efficient heat dissipation through the PCB. Its construction helps maintain inductance stability and prevents degradation under thermal stress. Mechanical Characteristics The package is a low-profile, surface-mount form factor suitable for automated assembly. The compact footprint enables use in space-constrained designs, while the structure ensures durability during handling and reflow soldering processes. Applications Typical applications include step-down and step-up voltage regulators, power management modules, portable electronics, telecommunications equipment, and general-purpose filtering where compact size and efficient performance are critical. Reliability and Compliance The component is designed to meet common industry reliability standards for surface-mount passive devices. It is compatible with standard reflow soldering processes and is typically compliant with environmental regulations governing hazardous substances. #commonpartslibrary #inductor
141 Uses0 Stars