Module based on the TPS2116 enabling automatic switching between two 1.6 - 5.5 V power sources with output through a USB Type-C connector, with USB priority, supporting up to 2.5 A continuous current and reverse current blocking. In priority mode, it prefers USB power with the option to switch between VIN1 and VIN2 by control signal. Pololu 3728

Module based on the TPS2116 enabling automatic switching between two 1.6 - 5.5 V power sources with output through a USB Type-C connector, without USB priority, supporting up to 2.5 A continuous current and reverse current blocking. By default, it selects the higher input voltage with the option to switch between VIN1 and VIN2 by control signal. Pololu 3729

Single-channel bipolar stepper motor driver based on the MP6603 IC, supporting microstepping down to 1/8 step and operating with a motor supply voltage of 8–55 V. The module can deliver up to approximately 2 A continuous current per phase without additional cooling and up to 4 A peak. It features adjustable current limiting via a potentiometer and a control interface compatible in many applications with popular A4988 driver carriers. This version includes factory-soldered header pins, allowing direct connection to breadboards or sockets compatible with A4988 modules. Pololu 5691

Single-channel bipolar stepper motor driver based on the MP6603 chip, supporting microstepping down to 1/8 step and operating with a motor supply voltage of 8-55 V. The module can deliver approximately 2 A continuous current per phase without additional cooling and up to 4 A peak, features adjustable current limiting via a potentiometer, and offers an interface compatible in many applications with popular A4988 carrier boards. Version without soldered header pins, intended for custom connector installation. Pololu 5690

Single-channel brushed DC motor driver based on the MPQ6612A chip, enabling bidirectional motor control with a supply voltage of 4-40 V and up to 4 A continuous current. The module offers motor current sensing, active current limiting, overcurrent and thermal protection, and supports PWM control up to 200 kHz. The carrier board includes factory-soldered connectors, allowing the module to be used without additional soldering. Pololu 5286

Single-channel brushed DC motor driver based on the MPQ6612A chip, enabling bidirectional motor control with a supply voltage of 4-40 V and up to 4 A continuous current. The module provides motor current sensing, active current limiting, overcurrent and thermal protection, and supports PWM control up to 200 kHz. The carrier board does not include soldered connectors, allowing direct soldering of wires or custom connectors. Pololu 5285

Dual-channel brushed DC motor controller with TTL and RS-232 serial interface enabling speed and direction control of two motors at 6–24 V supply voltage with up to 12 A continuous current per channel (30 A peak), designed for robotics, automation, and microcontroller-based projects. Pololu 2078

DC-DC step-up/step-down voltage regulator module with an adjustable output voltage range of 9 V – 30 V and an input voltage range of 2.9 V – 32 V. The circuit automatically boosts or lowers the input voltage, allowing it to power devices even when the supply voltage fluctuates significantly. The regulator can deliver up to 2 A output current, with a typical efficiency of 80–90%, and features an ENABLE pin for low-power operation. Pololu 2573

DC-DC step-up/step-down voltage regulator module that stabilizes the output voltage at 6 V with an input voltage range of 2.9 V – 32 V. The circuit automatically increases or decreases the input voltage, allowing it to power devices even when the supply voltage varies significantly. The regulator can deliver up to 2 A output current (when the input voltage is close to the output voltage) and offers a typical 80–90% efficiency, making it suitable for battery-powered systems and embedded projects. Pololu 2575

DC-DC step-up/step-down voltage regulator module that stabilizes the output voltage at 9 V with an input voltage range of 2,9 V – 32 V. The circuit automatically increases or decreases the input voltage, allowing it to power devices even when the supply voltage varies significantly. The regulator can deliver up to 2 A output current (when the input voltage is close to the output voltage) and offers a typical 80–90% efficiency, making it suitable for battery-powered systems and embedded projects. Pololu 2576

Expansion module for Raspberry Pi enabling control of two brushed DC motors using two MC33926 H-bridges. The driver operates in a voltage range of 5 - 28 V and supports continuous current up to 3 A per channel (up to 5 A peak), offering PWM control, reverse polarity protection, and GPIO access for advanced applications. Pololu 2756

Compact DC motor driver designed to control one high-power brushed DC motor. The module operates in a 6.5–40 V supply voltage range and can deliver up to 30 A of continuous current, making it suitable for demanding applications such as mobile robots, electric vehicles, automation systems, and industrial projects. The integrated current sensor enables direct measurement of motor current, simplifying system monitoring and implementation of safety mechanisms. Pololu 5692