A 3D printed 4 legged robot, that looks like Boston Dynamics Spot but moves like a newborn. Originally created by Miguel Ayuso Parrilla on Hackaday.

A 3D printed 4 legged robot, that looks like Boston Dynamics Spot but moves like a newborn. Originally created by Miguel Ayuso Parrilla on Hackaday.

A 3D printed 4 legged robot, that looks like Boston Dynamics Spot but moves like a newborn. Originally created by Miguel Ayuso Parrilla on Hackaday.

555 Type, Timer/Oscillator (Single) IC 100kHz 8-PDIP NE555 DIP-8 through hole The NE555P is a classic and widely used precision timer IC manufactured by companies like Texas Instruments and others. It belongs to the popular 555 timer family and is designed for generating accurate time delays, oscillations, and pulse signals. The “P” variant refers to the PDIP (Plastic Dual In-line Package), making it ideal for through-hole mounting, breadboarding, and prototyping. NE555P PDIP-8 timer Internally, the NE555P consists of: Two comparators A flip-flop A discharge transistor A voltage divider network These blocks allow flexible configuration for timing and waveform generation. Key Features Timing & Operation Modes Monostable mode (one-shot pulse generation) Astable mode (continuous oscillator) Bistable mode (flip-flop operation) Electrical Characteristics Supply voltage range: 4.5V to 16V Output can source or sink up to 200 mA Adjustable duty cycle Performance High timing accuracy and stability Timing range from microseconds to hours (depends on external R and C) Temperature-stable operation Package & Usability 8-pin DIP (through-hole) package Easy to use for: Breadboards DIY electronics Educational projects Common Applications LED flashers and blinkers Pulse generation Time delay circuits PWM control (e.g., dimming LEDs, motor speed control) Tone/sound generation #Timer #commonpartslibrary

RP2040 chip for Raspberry Pi Pico - ARM® Cortex®-M0+ MCU 32-Bit The RP2040 is a high-performance, low-cost microcontroller built around two ARM Cortex-M0+ cores. It is optimized for flexibility, ease of use, and deterministic real-time performance. Unlike many microcontrollers, it includes a unique programmable I/O subsystem (PIO), allowing custom hardware interfaces without extra components. Key Features Processing Dual-core ARM Cortex-M0+ processors Up to 133 MHz clock speed Efficient integer performance with low power consumption Memory 264 KB on-chip SRAM External QSPI flash support (typically 2 MB–16 MB depending on board) Programmable I/O (PIO) 2 PIO blocks, each with 4 state machines Enables custom protocols (e.g., SPI, I2C, UART, WS2812, VGA, etc.) Offloads timing-critical tasks from CPU 🔗 Connectivity Interfaces 2× UART 2× SPI 2× I2C USB 1.1 controller (device or host support) 16× PWM channels Analog Features 12-bit ADC (up to 5 channels, including internal temperature sensor) Power & Voltage Operating voltage: 1.8V – 3.3V Low-power modes available Package Options QFN-56 (7×7 mm) Development Ecosystem Supports C/C++ SDK MicroPython and CircuitPython support Strong community and documentation Typical Applications Embedded systems and IoT devices Robotics and automation DIY electronics and prototyping USB devices (HID, MIDI, etc.) Custom communication interfaces using PIO #CommonPartsLibrary #IntegratedCircuit #Microcontroller

The XIAO RP2350 packs the power of the Raspberry Pi RP2350 (switchable architecture of dual Arm Cortex-M33 cores running at 150MHz with FPU, and dual open-hardware Hazard3 RISC‑V cores, enhanced security and encryption) into the classic XIAO form factor. Measuring just 21x17.5mm, it features 19 multifunction GPIOs, an RGB LED, and a Battery Management System with ultra-low power consumption of 27μA, battery power supply, and direct battery voltage measurement. Thanks to the XIAO ecosystem, the XIAO RP2350 is compatible with a wide range of add-ons, including displays, LED matrix, Grove modules, CAN Bus, Vision AI sensors, and mmWave sensors. With native support for MicroPython, C, and C++, the XIAO RP2350 is perfect for developers of all levels looking to create compact, battery-powered applications for smart control, wearables, DIY keyboards, and more.

Amplifier IC 2-Channel (Stereo) Class D 28-HTSSOP TPA3110D2PWP ay isang high-efficiency Class-D stereo audio power amplifier IC na dinisenyo para sa consumer audio applications tulad ng speakers, televisions, at portable audio systems. Kaya nitong mag-deliver ng hanggang 15 W per channel sa stereo mode o 30 W mono sa bridge configuration habang mababa ang power loss dahil sa efficient Class-D architecture. Key Features 15 W/ch stereo output into 8 Ω load at 16 V supply 30 W mono output into 4 Ω load (BTL mode) High efficiency (~90%) kaya madalas hindi na kailangan ng malaking heatsink Wide operating voltage: 8 V to 26 V Filter-free operation para mabawasan ang external components Integrated SpeakerGuard™ protection Adjustable power limiter DC speaker protection Built-in: Short-circuit protection Thermal shutdown with auto recovery Overcurrent protection Differential audio inputs para mas magandang noise immunity Four selectable gain settings EMI suppression technology para mas madaling pumasa sa EMC requirements Available sa 28-pin HTSSOP (PWP) package na may exposed thermal pad Typical Applications LCD/LED televisions Bluetooth speakers Consumer audio amplifiers DIY stereo amplifier boards Powered speakers Home audio systems #commonpartslibrary #integratedcircuit #linearamplifier #audioamplifier

Daisy is a powerful digital signal processing (DSP) platform designed for musicians, DIY audio enthusiasts, and audio hardware developers #DaisyDSP #OpenSourceAudio #DIYAudio #AudioHardware #DigitalAudioDevelopmen

Milk-V Duo is an ultra-compact embedded development platform based on the CV1800B chip. It can run Linux and RTOS, providing a reliable, low-cost, and high-performance platform for professionals, industrial ODMs, AIoT enthusiasts, DIY hobbyists, and creators. #RISC-V #IoT #ODMs #milkv #part

8A 180KHz 40V Buck DC to DC Converter The XL4016 is a high-efficiency DC-DC step-down (buck) switching regulator IC designed for applications that require high current output and simple external component design. It is commonly used in power supplies, LED drivers, battery chargers, and automotive/industrial DC conversion systems. Type: Step-down (buck) DC-DC converter Input voltage range: ~8 V to 40 V Output current: up to 8 A (practically ~5–6 A continuous with good cooling) Output voltage: adjustable via external resistors Switching frequency: ~180 kHz Built-in high-current power MOSFET switch Current-mode PWM control Cycle-by-cycle current limiting Thermal shutdown protection Short-circuit protection PackageTypically available in TO-220-5L package (with heat sink tab) Designed for external diode, inductor, and capacitor components Typical Applications DC power supply modules LED constant-current drivers Battery charging circuits Automotive 12V/24V step-down systems DIY adjustable bench power supplies #CommonPartsLibrary #IntegratedCircuit #PowerManagement

The XIAO RP2350 packs the power of the Raspberry Pi RP2350 (switchable architecture of dual Arm Cortex-M33 cores running at 150MHz with FPU, and dual open-hardware Hazard3 RISC‑V cores, enhanced security and encryption) into the classic XIAO form factor. Measuring just 21x17.5mm, it features 19 multifunction GPIOs, an RGB LED, and a Battery Management System with ultra-low power consumption of 27μA, battery power supply, and direct battery voltage measurement. Thanks to the XIAO ecosystem, the XIAO RP2350 is compatible with a wide range of add-ons, including displays, LED matrix, Grove modules, CAN Bus, Vision AI sensors, and mmWave sensors. With native support for MicroPython, C, and C++, the XIAO RP2350 is perfect for developers of all levels looking to create compact, battery-powered applications for smart control, wearables, DIY keyboards, and more.

The DW01A is a compact single-cell lithium-ion/lithium-polymer battery protection IC designed to safeguard rechargeable batteries from unsafe operating conditions such as overcharge, overdischarge, overcurrent, and short circuits. It is widely used in battery packs, power banks, TP4056 charging modules, portable electronics, and IoT devices because of its low power consumption and minimal external component requirements. Key Features Single-cell Li-ion/Li-Po battery protection Overcharge protection (typically 4.3V) Overdischarge protection (typically 2.4V) Overcurrent and short-circuit protection Ultra-low quiescent current (~3µA typical) Very low standby/discharge current Drives external dual MOSFETs for charge/discharge control Internal delay timers for noise immunity No external timing capacitors required Compact SOT-23-6 package Wide operating voltage range Automatic recovery after fault removal Typical Applications 18650 battery protection boards Power banks Bluetooth devices Wearables Portable consumer electronics DIY battery-powered projects TP4056 charging modules with protection circuitry #CommonPartsLibrary #IntegratedCircuit #PowerManagement

CONN SOCKET 4POS 2.54mm SINGLE ROW TH This connector consists of a single row of 4 electrical pins spaced 2.54 mm apart. It is typically available as a male pin header, female header, or wafer connector depending on the application. The part is commonly used for power, signal, UART, GPIO, sensor, and programming connections in embedded systems and prototyping. Key Features 2.54 mm pitch spacing Industry-standard spacing compatible with breadboards and jumper wires 1x4 configuration Single row with 4 contacts/pins Compact PCB connection solution Suitable for board-to-board or wire-to-board applications Easy solder mounting Typically through-hole (THT), though SMT variants may exist Wide compatibility Works with Arduino, Raspberry Pi modules, sensors, and development boards Durable metal contacts Usually tin- or gold-plated for reliable electrical connection Multiple orientations available Straight vertical or right-angle versions Low-cost and widely available Commonly used in consumer electronics and DIY projects Common Applications GPIO and sensor connections UART / serial interfaces Power input/output headers Embedded system prototyping Module interconnections Debug and programming interfaces #CommonPartsLibrary #Connector

BATTERY HOLDER CYLINDRICAL 18650 SMD BH-18650-B1BA002 is a surface-mount (SMD) battery holder designed for a single 18650 lithium-ion cylindrical cell. It is commonly used in portable electronics, battery-powered IoT devices, embedded systems, power banks, and rechargeable battery applications where a removable 18650 battery is required. The holder is manufactured by MYOUNG and is intended for direct PCB mounting. Key Features Supports 1× 18650 cylindrical Li-ion battery Horizontal PCB-mount design for compact layouts Surface-mount (SMD) terminals for automated assembly Gold-plated contacts for improved conductivity and corrosion resistance Phosphor bronze contact material for durability and reliable spring force Operating temperature range of approximately -25°C to +85°C RoHS compliant Suitable for rechargeable battery-powered products and prototyping applications Typical Applications Portable electronic devices Battery backup systems Wireless sensors and IoT nodes DIY electronics projects Embedded control systems Rechargeable battery-powered equipment

USBPD and Multiple Fast Charging Protocol Receiving Chip CH224 CH224K is a USB Power Delivery protocol controller integrated circuit designed for fast-charging and programmable USB Type-C power negotiation applications. The device enables intelligent voltage trigger and power profile selection from compatible USB Type-C and USB PD power sources, making it suitable for embedded power systems, portable electronics, development boards, and battery-powered devices. This controller supports automatic communication with USB Type-C power adapters to negotiate higher voltage and current profiles for efficient power delivery. It simplifies USB PD implementation by integrating protocol handling, voltage selection logic, and interface control into a compact low-power solution with minimal external component requirements. The CH224K is widely used in DIY electronics, portable charging systems, embedded controllers, IoT hardware, industrial devices, and USB Type-C powered applications requiring stable and configurable DC power input. Its compact surface-mount package and simplified design architecture enable rapid integration into space-constrained PCB layouts. #commonpartslibrary #usbtypec #usbpd #powerdelivery #powermanagement #embeddedhardware #fastcharging #electronicscomponents #portableelectronics #surfacemountdevice

OSD3358 PocketBeagle - ARM® Cortex®-A8 MPU Embedded Evaluation Board. The feature-packed OSD3358 PocketBeagle, an ultra- compact ARM Cortex-A8 embedded evaluation board designed for versatile applications in IoT, robotics, and portable projects. Experience high-performance with its advanced processing capabilities, a rich set of peripherals, and ease of prototyping in a tiny, pocket-sized footprint. Bring your creative ideas to life with this powerful, flexible, and user-friendly platform for DIY enthusiasts and developers alike

A DIY remote controlled car that can be controlled with speech commands "forward", "backward", "left, "right" or "stop". Built with PocketBeagle and a SparkFun Multi-Chassis 4WD Kit.

Bridge Rectifiers DBF310 DBS_L8.0-W6.4-P5.10-LS10.2-BL LCSC Part Number: C129853 JLCPCB Part Class: undefined Manufactured by DIYI(迪一/芯诺)

Schottky Barrier Diodes (SBD) SR560 DO-201AD_BD5.3-L8.4-P12.50-D1.4-RD LCSC Part Number: C129838 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Bridge Rectifiers GBU808 DIO-BG-TH_GBU LCSC Part Number: C157678 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Bridge Rectifiers KBL410 KBL_4P-L19.0-W6.3-P5.10 LCSC Part Number: C125855 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Bridge Rectifiers KBL406 KBL_4P-L19.0-W6.3-P5.10 LCSC Part Number: C122748 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Diodes - Fast Recovery Rectifiers US2M SMA_L4.4-W2.8-LS5.4-RD LCSC Part Number: C129820 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Schottky Barrier Diodes (SBD) D14 SOD-123F_L2.8-W1.8-LS3.7-RD LCSC Part Number: C150987 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)

Bridge Rectifiers DB207 DB-TH-4P_L8.5-W6.5-P5.08-BL LCSC Part Number: C133345 JLCPCB Part Class: Extended Part Manufactured by DIYI(迪一/芯诺)