Voltage Regulators & Converters

Many of the most interesting sensors and devices are only available in 3.3V or even lower voltage versions, which can be a problem if you want t...

This is the kind of seat-of-the-pants engineering genius that you only find in hackspaces, garden sheds or Shenzhen.It's not for the faint-of-heart...

Overview The D24V50Fx family of step-down voltage regulators generates lower output voltages from input voltages as high as 38 V. They are switc...

Convert just about any battery pack to 5V with VERTER - our fresh new Buck-Boost power converter. VERTER can take battery voltages from 3-12VDC ...

How good is your multimeter really?  Or maybe your analog converter needs a good reference? Or lets say you want to test your microcontroller's con...

Need a nice little 3.3V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 4-20V battery or wa...

The USB 2.0 to RS422/RS485 Cable provides a simple and easy to connect between the USB and RS422/RS485 ports interface. Ideally for PC, thin cli...

The ‘must have’ IC for 3V projects. This is the RS232 converter IC that is capable of running at 3V and communicating with 3V logic. Comes in an ea...

The AA boost Module is DFrobot's exclusive product. One of its key features is solving the 5V battery power supply problem. As we all know, one AA...

This is a breakout board for the Texas Instruments TXB0104 module. The TXB0104 is a 4-bit bidirectional voltage-level translator with automatic dir...

Multiplexer has a set of interfaces for a variety of multi-function adapter plates. It supports USB, TTL, RS232, RS485 interfaces between the sy...

This is the basic L7812 voltage regulator, a three-terminal positive regulator with a 12V fixed output voltage. This fixed regulator provides a loc...

This USB to TTL converter combine the USB-232-1 (USB to Single RS232 Adapter) and TTL-232-1 (Port-powered RS232/TTL converter) allows you to con...

This converter uses MAX202-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial.RS232 is wid...

What is a buck converter?A buck converter is a DC-to-DC converter that steps down the input voltage and steps up the output current. It does not wa...

The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input voltage range of 2.7V...

The SparkFun 5V Buck Regulator Breakout features the AP63357 from Diodes Inc., a 3.5A synchronous buck converter with a wide input voltage range of...

If you're looking to use the Qwiic / Stemma QT standard for your next project - but you're using a sensor or device that requires 5V power or logic...

Our Qwiic Connect System is designed to help you quickly interface development boards and breakouts in your project or prototype. One way the Qwiic...

This is a 1.51” SSD1309 transparent monochrome OLED display (light blue) with a converter. It offers a resolution of 128×64 (The completely tran...

This USB(input) to DC(output) boost converter can step up 5V to 9V/12V, with a switch for selecting voltage and a digital LED display for showing o...

Transform you M.2 SSD into a USB-C flash drive!This USB-C to NGFF M.2 SSD adaptor allows you to connect your SSD to your computer at USB 3.2 Gen...

PTC stands for “Positive Temperature Coefficient”. This thermostatic ceramic PTC heating element can be used to automatically maintain a constant t...

If sensors are used in your equipment or control systems, having these signal converter modules like this NPN to PNP converter readily available co...