NPN to PNP Signal Converter - signal converter

DS3231 Precision RTC FeatherWing adds an extremely accurate I2C-integrated Real Time Clock (RTC) with a Temperature Compensated Crystal Oscillator (TCXO) to any Feather main board. Adafruit 3028

The CY7C65213 USB to UART serial breakout is designed to provide users with a means to access all available I/O pins on the IC, and to provide a 6-pin UART header that is compatible with other SparkFun breakout boards. This breakout has a microUSB connector and other support circuitry to get the IC quickly up and running. BOB-13830

Step-up DC-DC converter module based on the LM2587 circuit, input voltage 3.5..30V, regulated output voltage 4..30V. The module is equipped with ARK connectors

Isolated USB - RS232/RS485 converter designed for industrial applications. It offers 4 channels for serial communication, including two RS232 and two RS232/RS485 channels. Provides easy communication between the USB interface and major serial communication standards. Waveshare USB TO 4CH RS232/485

Bluetooth audio receiver module enclosed in a housing that enables wireless transmission of sounds. It is equipped with a PCB antenna and a 3.5 mm audio jack

A single-channel DC motor controller with a UART TTL interface. It is powered from 4.5 V to 48 V and can deliver up to 2.2 A of current. Board with connectors for assembly. Pololu 5063

Module with a button and white LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-W

2x1.2A DC Motor Driver is a dual controller of DC motors with a Gravity connector, supplied with 2.5 ... 12V voltage with a maximum current consumption of 1.2A (3.2A peak) per channel. DFRobot DRI0044-A

BMS protection module designed for 10 Li-Ion cells. It has a charging function with balancer option and an over-discharge protection function. Dedicated to an electric bicycle or scooter

This disc load cell (sometimes called a strain gauge) can translate up to a whopping 200kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the disc. SEN-13332

The Class D digital audio amplifier module has two channels with a power of 15 W and can work with speakers from 4 to 8 Ω. Powered with the voltage ranging from 8 to 26 V. Bluetooth communication

Stepper motor driver with MP6500 system with a potentiometer for current regulation. It allows the bipolar motor to be supplied with current up to 1.5A per phase without the use of a heat sink. Pololu 2967

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (type A)

Module of the 8-channel I2C expander based on the TCA9548A system. It enables communication with many I2C devices that have the same address. Pimoroni 8086-006

Module with MOSFET and a Gravity connector. It allows you to easily connect and control the voltage from 5V to 30V and the current up to 2.5A. DFRobot DFR0643

Bluetooth 4.2 audio receiver. It allows you to play files via Bluetooth and supports WAV, WMA APE, MP3 and FLAC formats. MH-M18