DC-DC Charge Discharge Integrated Module - DC-DC 5V 2A power supply module

The Step-Down converter module converts the input voltage of 5.3 - 26 V to a constant 3.3 V, with a maximum output current of 3 A, recommended up to 1.8 A for long-term operation. The conversion efficiency of the device is 96% and the module size is 22.3 x 17 x 4.2 mm

An efficient step-down converter that reduces the input voltage to 5 V at a maximum current of 100 mA, offering high efficiency due to low quiescent current (<20 μA). It supports input voltage from 5 V to 65 V, has a Power Good (PGOOD) function, an EN input for system shutdown, and short circuit and overheat protection, making it a reliable and energy-efficient solution. Pololu 5373

A step-down converter module that allows you to reduce the input voltage from 9.2–36V to a stable 9V, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600mA allows you to power microcontrollers, IoT modules, and other electronics. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5596

DC-DC Step-Up/Step-Down Converter Module. It has an input voltage of 1.4 to 16 V, an output voltage of 3.3 V and a maximum output current of 1 A to 1.5 A. Pololu 4964

Module with a 5x20 mm fuse with a working voltage up to 250 VAC and a current of 500 mA. A kit for self-assembly. SparkFun KIT-15702

Protection circuit for four Li-Ion cells with a voltage of 14.8V. The module has the function of charging cells with the option of a balancer, discharging and a function that protects the cells from excessive discharge. The cells can be charged with continuous current up to 10A

This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 36V and efficiently reduces it to 5V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.5A and features reverse voltage protection. Pololu 2858

Power switch that allows for controlled system on and off with simple button presses, with the ability to force shutdown after 10 seconds. It features a durable control circuit, LEDs, a self-resetting fuse, and offers low quiescent current, making it ideal for energy-efficient projects. SparkFun PRT-27081

Step-Down DC-DC converter module based on the D36V6F5 chip. Input voltage 5.2..50V, output voltage 5V (max. 600mA). Pololu 3792

The Step-Down Converter Module converts 0.5V-26V input voltage to 0.8-25V constant, with a maximum output current of 3A, recommended up to 2.3A for long-term use. The conversion efficiency of the device is 96%, and the module size is 22.3mm x 17mm x 4.2mm.

AP63357 DC-DC Step-Down Converter Module with 5V output, 6 to 32V input and 3.5A maximum output current. SparkFun COM-21255

5.0V Power Supply Module Board with Red Indicators, AMS1117-5.0V, RoHS

A small DC - DC boost module that converts a 0.9..5V power source to standard 5V, making it capable of supplying power to an Arduino microcontroller and other small electronic devices that use a 5v input. It integrates a PFM DC-DC boost control chip. FIT0471

DC-DC Step-Down Converter Module AP63357 with 5V output voltage, 3.8 to 32V input voltage and 3.5A maximum output current. It has a very small board format, so it can be used in any project. SparkFun COM-21256

The Step-Up converter module converts the voltage in the range of 3.5-30V to 4-30V with an efficiency of over 90% and a maximum power of 80W. Its compact dimensions (3.8 x 5.2 x 2cm) and wide operating temperature range (-40 - 85°C) make it ideal for many applications.

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