Module with adjustable voltage regulator LM317 1.2-37V 1.5A

This small synchronous switching step-down (or buck) regulator takes an input voltage from 4 V to 36 V and efficiently reduces it to 3.3 V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.6 A and features reverse voltage protection.

The high-voltage converter module enables voltage conversion in the range of 12-30V with an output power of up to 360W and generates sparks up to 5 cm long. The device operates in the frequency range of 30Hz-50KHz and has compact dimensions of 75 x 70.6 x 14 mm.

The 3.3V 3A Step-Down Converter Module is an efficient and compact solution for 3.3V voltage stabilization in various electronic applications.

The compact (0.4″ × 0.5″) D24V5F15 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 15 V while allowing for a maximum output current of 500 mA. Pololu 2847

Pololu 2833

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

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

A step-down converter that reduces the input voltage from 8.4V to 60V to a stable 8.4V with up to 95% efficiency and up to 8.4A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5575

The Step-Up/Step-DownS10V4F5 Buck Voltage Regulator module with output voltage 5V, input voltage range of 2.5-18V and a maximum output current of 400mA. Pololu 2121

The Step-Up converter module with a power of 65W converts the voltage in the range of 3-35V to 3.5-35V with an efficiency of over 96%. Equipped with a voltmeter, it operates in temperatures from -40°C to 85°C.

A step-down converter that reduces the input voltage from 12V to 60V to a stable 12V with up to 95% efficiency and up to 4.5A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5577

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.

DC-DC Step-up converter module based on the U3V70F9 system. Input voltage 2.9-9V, output voltage 9V, maximum current 10A. Two mounting holes. Polol 2894

This powerful boost regulator efficiently boosts input voltages as low as 2.9 V to a higher, adjustable output voltage between 9 V and 30 V while allowing an input current as high as 5 A.

BMS module for three Li-Ion cells with a voltage of 11.1 V. It has the function of charging with a balancer, discharging and over-discharge protection. The cells can be charged with a continuous current of up to 12 A

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