Breakout Board for ADMP401 MEMS Microphone, SparkFun

Module with a 2-channel driver for DC motors L293D designed to work with the Raspberry Pi Pico. It can work with a voltage from 6 to 12 V and a current of up to 600 mA. SB Components 21468

Touch keyboard module with 4 buttons based on the TTP224 system. It is equipped with a connector with derived signals and 4 LEDs signaling the state of each button

A synchronous step-down converter that reduces input voltage from 3.5 to 60 V to a stable 3.3 V with up to 95% efficiency and up to 6 A output current. It offers low standby current (<0.2 mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5570

Mini keyboard with 16 buttons and RGB backlight. Equipped with a connector compatible with Grove, it communicates via the I2C interface. Adafruit 3954

This board allows for simultaneous control of two motors with full direction and stopping control, ideal for robotic buggies and educational vehicles. It features built-in short circuit, overload, and overheat protection, as well as a stabilized 3V output to power the micro:bit. The Edge Connector and additional pins allow for easy connection of sensors, switches, and accessories, expanding the project\'s functionality. Programming is supported by dedicated MakeCode blocks and support for the Kitronik 5698 Python.

A DC-DC voltage converter, based on a combination of an LM2577S Step-Up converter and an LM2596S Step-Down converter. The input voltage can range from 3.5 V to 28 V, and the output voltage is adjustable from 1.25 V to 26 V

Advanced ESP32-based LED driver board, designed for full compatibility with WLED and xLights. With a wide range of power supply options, ready-made connectors and built-in protection, it is ideal for creating both simple and complex lighting installations, offering convenience and reliability for both amateurs and professionals. Adafruit 6100

DC-DC Step-Up / Step-Down converter module. It has an input voltage of 6 to 35 V and an output voltage of 1 to 33 V. The current efficiency of the inverter is 0.05 to 5 A. DFRobot DFR0946

Shield for MAXimator set, 4-digit 7-segment LED display, 2 RGB type WS2812B diodes, STLM20 temperature sensor, two buttons

Step-Up converter U3V70F15 with an output voltage of 15 V, an input voltage from 2.9 to 15 V and a maximum output current of 10 A. Pololu 2896

A compact stepper motor controller with the AT2100 system with an operating voltage of up to 32 V. It offers smooth, quiet operation, high efficiency, various operating modes and easy configuration. It is controlled via the STEP/DIR interface and is an ideal solution for 3D printers and similar applications

Module with 16 relays and 8 analog inputs. Communicates via the WiFi wireless interface. Numato Lab WFRL160001

USB - RS232/RS485 converter with the original FT2132RNL chip. It uses a USB type A connector and a screw connector to connect RS232 and RS485 interfaces. Supports a wide range of operating systems: Mac, Linux, Android and Windows 11, 10, 8.1, 8, 7. Waveshare USB TO RS232/485

Zeenko ZK09-BM is a low-noise, ultra-wideband RF amplifier with an operating range up to 10 GHz, powered by a built-in battery. Thanks to its good linearity and noise performance, it is used in measurements, receiver paths and communication systems. Compact and mobile, it will work well both in laboratories and in the field.