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Smart Haptic Buzzer Powered by STM32F03.

I2C USB PD3.1 EPR SINK CONTROLLER The AP33772S is a highly integrated USB Type-C ® PD3.1 sink controller to support Extended Power Range (EPR) / Adjustable Voltage Supply (AVS) up to 28V and Standard Power Range (SPR) / Programmable Power Supply (PPS) up to 21V. The device is targeted for DC power request and control for flexible Type-C Connector equipped Devices (TCDs) with an embedded host MCU (Micro Controller Unit) and I2C interface pins (SCL, SDA). USB, Type-C Controller PMIC W-QFN4040-24 (Type A1) Diodes Incorporated AP33772SDKZ-13-FA01 621-P33772SDKZ13FA01

12.8mm 7mm Active Buzzer (driven circuit included) 12.8mm 85dB@3V,10cm 2V~5V Magnetic 3V 2400Hz SMD Buzzers ROHS

This is a compact, high-performance RFID antenna solution built on a printed circuit board configurations. It has miniature RF connector (also known as a U.FL or IPX connector) that allows easy connection to an external antenna. It’s especially useful when you want better signal performance or need to position the antenna away from the main board (e.g., in an enclosure or plastic housing).

RF Amplifier Power IC WiFi, WiMAX 4.9GHz ~ 5.9GHz Broadcom MGA-25203-BLKG, 30 dB 5.9 GHz, 16-Pin Avago Technologies

47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film #forLedBlink

Through hole straight pin socket strip, 1x03, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x01, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x04, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x06, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x02, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x05, 2.54mm pitch, single row #pinsocket #tht

Through hole straight pin socket strip, 1x14, 2.54mm pitch, single row #pinsocket #tht

This project is designed to measure water level of two tanks using ultrasonic sensors interfaced with the ESP32 microcontroller. The design leverages the processing power and wireless connectivity of the ESP32 to accurately monitor water levels and support automated water management processes. Key components include two ultrasonic sensors for precise distance measurement, robust voltage regulation using an LM2596 buck converter, and reliable power management circuits. Its modular design approach facilitates easy expansion and integration with other systems, making it an ideal solution for both DIY enthusiasts and professionals in automated fluid control and IoT applications. #ESP32 #UltrasonicSensor #WaterLevelSensor #LM2596 #VoltageRegulator #ModularDesign #IoT #DIYProjects #ElectronicsDesign #automation

5V relay re-usable, modular, a sub-layout. This project is a dedicated design for a compact and reliable 5V relay module engineered to safely switch higher-power loads using a logic-level 5V control input. It features robust electrical performance with an integrated optoisolator that provides essential isolation and protection between control circuitry and the relay output, ensuring enhanced stability and reduced electrical noise. The design includes user-friendly terminals and status indicator LEDs for real-time feedback, making it ideal for seamless integration with microcontrollers in automation, control systems, and various embedded applications. Optimized for manufacturing-ready PCB layouts, this reliable module is perfect for prototyping and production in modern electronics projects. #5Vrelay #relaymodule #electronics #PCBdesign #automation #embeddedprojects #module #sublayout

5V relay re-usable, modular, a sub-layout. This project is a dedicated design for a compact and reliable 5V relay module engineered to safely switch higher-power loads using a logic-level 5V control input. It features robust electrical performance with an integrated opto-isolator that provides essential isolation and protection between control circuitry and the relay output, ensuring enhanced stability and reduced electrical noise. This is ideal for seamless integration with microcontrollers in automation, control systems, and various embedded applications. Optimized for manufacturing-ready PCB layouts, this reliable module is perfect for prototyping and production in modern electronics projects. #5Vrelay #relaymodule #electronics #PCBdesign #automation #embeddedprojects #module #sublayout

A generic 3.5 mm stereo headphone jack, commonly used for audio input/output connections. #audio #jack #stereo

A semiconductor light source that emits light when current flows through it. This is a standard LED in a through-hole package, suitable for easy prototyping and durable mounting.

A generic non-plated mounting hole for your PCB—simply a hole without any copper pads or annular rings. Ideal for mechanical support or enclosure mounting. Available for screw sizes: M1, M2, M2.5, M3, M3.5, M4, M4.5, M5, M6, and M7.

A constant current DC power supply, often used as a source in place of a battery. Can serve as Bate, Battery or Batt

Open-type 18650 battery holder for a single cell, featuring SMD (SMT) tabs for surface-mount installation. bate or batt

SMD battery holder designed for two AAA (No.7) cells, suitable for surface-mount applications. #7 battery

A net identifier used to establish connectivity with other Net Portals sharing the same designator. #portal

A generic surface mount coin cell battery holder or retainer with a pad on the PCB for the negative terminal. Supports battery diameters of 10mm, 12mm, 16mm, 20mm, 23mm, and 24.5mm. Supports CR1025, CR1216, CR1220, CR1225, CR1616, CR1620, CR1632, CR2016, CR2020, CR2025, CR2032, CR2320, CR2325, CR2330, CR2412, and CR2430 series batteries. #generics #commonPartsLibrary

A common reference point and return path for electric current in electronic circuits—commonly referred to as ground. It serves as the baseline voltage level and is essential for stable circuit operation and signal integrity.

This is a generic test point with a circular pad, used to either monitor the state of the circuitry or to inject test signals, and debugging during development. The footprint size is selectable. Standard SMD test point size available: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 2.0mm, 3.00mm, 4.00mm, 5.00mm, 6.00mm, 7.00mm

A generic LED designed for rapid circuit topology development. The footprint adapts automatically based on the selected package, supporting standard SMD sizes such as 0603, 0805, 1206, and other common LED footprints. Save precious design time by seamlessly add more information to this part (forward voltage, footprint, etc.) as it becomes available. Standard LED packages: 0201 0402 0603 0805 1206 1210 1812 2010 2512 #generics #CommonPartsLibrary

A generic fixed inductor suitable for rapid circuit topology development. The footprint automatically adapts based on the selected package, supporting standard SMD sizes (e.g., 0402, 0603, 0805) as well as well-known inductor packages such as SDR1806, PA4320, SRN6028, and SRR1260. #generics

A generic fixed capacitor ideal for rapid circuit topology development. You can choose between polarized and non-polarized types, its symbol and the footprint will automatically adapt based on your selection. Supported options include standard SMD sizes for ceramic capacitors (e.g., 0402, 0603, 0805), SMD sizes for aluminum electrolytic capacitors, and through-hole footprints for polarized capacitors. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF 10pF 100pF 1000pF 0.01uF 0.1uF 1.0uF 10uF 100uF 1000uF 10,000uF 1.1pF 11pF 110pF 1100pF 1.2pF 12pF 120pF 1200pF 1.3pF 13pF 130pF 1300pF 1.5pF 15pF 150pF 1500pF 0.015uF 0.15uF 1.5uF 15uF 150uF 1500uF 1.6pF 16pF 160pF 1600pF 1.8pF 18pF 180pF 1800pF 2.0pF 20pF 200pF 2000pF 2.2pF 22pF 20pF 2200pF 0.022uF 0.22uF 2.2uF 22uF 220uF 2200uF 2.4pF 24pF 240pF 2400pF 2.7pF 27pF 270pF 2700pF 3.0pF 30pF 300pF 3000pF 3.3pF 33pF 330pF 3300pF 0.033uF 0.33uF 3.3uF 33uF 330uF 3300uF 3.6pF 36pF 360pF 3600pF 3.9pF 39pF 390pF 3900pF 4.3pF 43pF 430pF 4300pF 4.7pF 47pF 470pF 4700pF 0.047uF 0.47uF 4.7uF 47uF 470uF 4700uF 5.1pF 51pF 510pF 5100pF 5.6pF 56pF 560pF 5600pF 6.2pF 62pF 620pF 6200pF 6.8pF 68pF 680pF 6800pF 0.068uF 0.68uF 6.8uF 68uF 680uF 6800uF 7.5pF 75pF 750pF 7500pF 8.2pF 82pF 820pF 8200pF 9.1pF 91pF 910pF 9100pF #generics #CommonPartsLibrary