UPS 3S module (EU) backup power supply - Waveshare 25603

The energy harvesting module based on the LTC3588 chip, which is a complete energy harvesting solution for sources such as piezoelectric, solar or magnetic transducers. SparkFun BOB-09946

DFR0379

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

The USB Step-Up 12V 6W converter module converts the input voltage in the range of 4.2-5.2V to a constant output voltage of 12V, with a maximum current of 0.5A and a conversion efficiency of 96%. The device can operate in a wide temperature range, from -40°C to 85°C, which makes it ideal for powering various electronic devices in harsh environments.

Power adapter with ATX computer connector and banana sockets with 3.3 V, 5 V, +12 V and -12 V voltage outputs. Mounting kit. SparkFun KIT-12867

Step-Down DC-DC converter module based on the D36V6F6 chip. Input voltage 6.2..50V, output voltage 6V (max. 600mA). Pololu 3793

Step-Up converter U3V70F6 with an output voltage of 6 V, an input voltage from 2.9 to 6 V and a maximum output current of 10 A. Pololu 2892

Module with the HUSB238 chip, which allows for flexible configuration of the voltage and current supplied through the USB PD port. It allows both manual setting of parameters using jumpers and dynamic control via the I2C bus. Equipped with a USB Type C connector. Adafruit 5807

This ideal diode module allows for safe connection of two power supplies to a common output point, preventing reverse current flow. Built-in 20mΩ resistors allow for simple voltage compensation and load balancing between the power supplies. The board offers flexible input and output connectors, facilitating integration into industrial and hobby systems requiring high power reliability. Pololu 5398

A switching converter that stabilizes a 5V input voltage from 2.6V to 20V. It offers high efficiency of 70-95% and the ability to operate with a continuous input current of up to 900mA and a peak current limit of 2.2A. With a switching frequency of 1.6MHz and a power-saving mode, it is suitable for both high-performance and low-power applications. Pololu 5581

The protection circuit for one Li-Ion cell with a voltage of 3.7 V. It has the function of charging, discharging and over-discharge protection. The cells can be discharged with a continuous current of up to 8 A

The USB Step-Up converter module converts the voltage in the range of 4-13V for pads and 5V for USB to 0.5-30V, supporting current up to 2A and power up to 15W. It is characterized by high measurement accuracy, advanced protective functions and compact dimensions of 84 x 35 x 14mm.

The lead module for the ATX power supply has 24 pins, a switch and 4 voltage modes, providing flexibility in device testing. Its compact dimensions of 12.8 cm x 4.8 cm and built-in fuses guarantee easy installation and safe use.

Step Down converter module with an output voltage of 5 V and a maximum current of 3 A. The board is equipped with two USB connectors

A step-down converter module that allows you to reduce the input voltage from 12.2–36 V to a stable 12 V, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600 mA allows you to power microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5597

The trigger module is designed for chargers PD 2.0 and PD 3.0. It is equipped with a USB type C input and an output on a 5.08 mm ARK screw connector. Allows you to power devices with 5 V, 9 V, 12 V, 15 V and 20 V and test chargers by replacing the PD device