Voltage Control

Voltage Control

Voltage control devices create stable supply rails from fluctuating sources and are essential for powering microcontrollers, sensors, actuators and small motor drivers in robotics and embedded projects. They’re designed to work with common power sources such as batteries, USB, and regulated rails, and they come in compact formats suitable for dense boards or breadboard prototyping.

Regulators fall into step-up, step-down, or buck-boost topologies, with outputs that can be fixed or adjustable. Many units include protections and indicators for reliable operation, while switching types prioritise efficiency and thermal performance and linear types favour simplicity. Packages range from tiny surface‑mount modules to larger through‑hole styles, making integration straightforward on power rails and boards.

Projects value matching input and load conditions with compatible voltages, reliability under varying temperatures, and straightforward integration. Differentiation comes from topology, protection features, efficiency, size, and how easily they integrate with existing rails and controllers.

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Pololu Step-Down Voltage Regulator - 24V, 4A

Code: SKU-011204

The Pololu D42V55F24 is a synchronous buck regulator that converts 24 V–60 V inputs into 24 V at up to 4 A. It offers excellent efficiency, low standby current, and built-in protections.

$ 62.95

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Shipping from $9.90

+23 more from our supplier in 7-10 days

Pololu Step-Down Voltage Regulator - 5.3V, 6A

Code: SKU-011202

The Pololu D42V55F5.3 is a synchronous buck regulator that accepts an input voltage of 5.3 V to 60 V and provides a regulated 5.3 V output at a current of up to 6 A.

$ 62.95

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Shipping from $9.90

+2 more from our supplier in 7-10 days

Pololu Step-Down Voltage Regulator - 8.4V, 5A

Code: SKU-011203

The Pololu D42V55F8 is a synchronous buck regulator that accepts an input voltage of 8.4 V to 60 V and provides a regulated 8.4 V output at a current of up to 5 A.

$ 62.95

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Shipping from $9.90

+23 more from our supplier in 7-10 days

SparkFun Ideal Diode Breakout

Code: SKU-011037

Need some extra help keeping your project up and running while hot-swapping power supplies? The SparkFun Ideal Diode Breakout is - you guessed it - ideal.

$ 9.95

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Shipping from $4.90

+194 more from our supplier in 7-10 days

SparkFun Soft Power Switch - JST 2mm

Code: SKU-010697

The SparkFun Soft Power Switch - JST 2mm is like the power button on your laptop, but for your own electronic creations!

$ 11.95

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+69 more from our supplier in 7-10 days

Voltage Regulator - 12V

Code: SKU-001832

This is the basic L7812 voltage regulator a three-terminal positive regulator with a 12V fixed output voltage. This fixed regulator provides a local regulation internal current limiting thermal shut-down control and safe area protection for your project.

$ 4.05

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Voltage Regulator - Fixed, 3.3V, 150mA (MIC5205)

Code: SKU-011259

A 3.3V, 150mA low-dropout (LDO) linear voltage regulator in a SOT-23-5 package, featuring ultra-low noise, an enable pin, and reverse battery protection.

$ 1.45

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Voltage Regulator - Fixed, 3.3V, 200mA (TCR2EF33)

Code: SKU-011190

The TCR2EF are CMOS single output voltage regulators with an on/off control input, featuring low dropout voltage, low output noise voltage and fast load transient response.

$ 0.25

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+2828 more from our supplier in 7-10 days