Step-Down Converters

Step-down converters, also known as buck converters, have the ability to reduce higher direct current (DC) voltage to the desired value. Similar to switch-mode power supplies, they generate pulses from the voltage, which are then transformed into a constant voltage using a capacitor and an inductor. By adjusting the pulse width, you can additionally change the voltage level, although it will never exceed the input voltage value.

Bestsellers

Step-down converter with LM2596
In stock (158 pcs)
LA122003
 
€1,49
(€1,23 excl. VAT)
 
€1,99
(€1,64 excl. VAT)
Step-down converter 12V-5V/3A, USB-C
Currently not available
LA122041
 
€6,54
(€5,40 excl. VAT)

Product sorting

15 items total

List of products

LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 1
Built-in step-down converter - charger 30W, USB PD+QC3.0
The average product rating is 5,0 out of 5 stars.
In stock (41 pcs)
€7,80 excl. VAT
€9,44

Built-in encapsulated step-down converter for powering devices using standard USB-A and USB-C connectors.

LA122059
3266 1 mini smd step down regulovatelny menic
Mini SMD step-down adjustable converter
The average product rating is 5,0 out of 5 stars.
In stock (207 pcs)
€0,96 excl. VAT
€1,16

Micro step-down DC-DC converter with adjustable output.

LA122016R
Mini SMD step-down měnič 3.3V
Mini SMD step-down converter 3.3V
The average product rating is 5,0 out of 5 stars.
In stock (95 pcs)
€0,96 excl. VAT
€1,16

Mini step-down DC-DC converter with fixed 3.3V output.

LA1220163
Mini SMD step-down měnič 5V
Mini SMD step-down converter 5V
The average product rating is 2,9 out of 5 stars.
In stock (103 pcs)
€0,96 excl. VAT
€1,16

Mini SMD step-down DC-DC converter with 5V output.

LA1220165
Mini step-down měnič s MP1584EN
Mini step-down converter with MP1584EN
The average product rating is 4,6 out of 5 stars.
In stock (219 pcs)
€1,10 excl. VAT
€1,33

Step-down converter with MP1584EN chip, adjustable output, maximum output voltage 20V and miniature size.

LA122004
5691 3 mini 360 step down menic mp1484 nastavitelny
MINI-360 step-down converter MP1484, adjustable
The average product rating is 4,0 out of 5 stars.
In stock (124 pcs)
€0,96 excl. VAT
€1,16

MINI-360 step-down converter MP1484, adjustable

LA122011
rychlonab
Module for fast charging of mobile devices, USB-A
The average product rating is 4,2 out of 5 stars.
In stock (100 pcs)
€1,64 excl. VAT
€1,99

Module for fast charging of mobile devices, USB-A

LA123096
fulree
Step-down converter 12V-5V/3A, USB
The average product rating is 4,4 out of 5 stars.
In stock (103 pcs)
€5,40 excl. VAT
€6,54

Step-down converter 12V-5V/3A with USB-A connector on the output. Watertight.

LA122026
LaskaKit step down menic 8 28v usb pd pro solarni panely 3
Step-down converter 8-28V USB PD for solar panels
The average product rating is 2,0 out of 5 stars.
In stock (39 pcs)
€11,91 excl. VAT
€14,41

Pulse non-isolated DC-DC converter 6V-20V/5V - solar charger. Ideal for connection to smaller PV panels for charging mobile phones, power banks etc.

LA122053
LaskaKit vestavny step down menic nabijecka 18w usb pd3 0 qc3 0 1
New
€11,57 excl. VAT
€14

Built-in encapsulated step-down converter for powering devices using standard USB-A and USB-C connectors.

LA122093
LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 2 2
New
€9,51 excl. VAT
€11,51

Built-in encapsulated step-down converter for powering devices using standard USB-A and USB-C connectors.

LA122091
1205 2 wemos d1 mini power shield
WeMos D1 mini power shield
The average product rating is 5,0 out of 5 stars.
In stock (51 pcs)
€1,30 excl. VAT
€1,57

Shield for WeMos D1 mini boards to power your towers with controller, power jack and screw terminals.

LA110030
Mikro step-down měnič, nastavitelný
Micro step-down converter, adjustable
The average product rating is 5,0 out of 5 stars.
Naskladníme cca 26.5.
€0,96 excl. VAT
€1,16

Micro step-down DC-DC converter with adjustable output.

LA122017
Step-down regulovatelný napájecí měnič 0-16V 2A, LCD Display
Step-down adjustable power converter 0-16V 2A, LCD Display
The average product rating is 4,0 out of 5 stars.
Retrieved from
€6,43 excl. VAT
€7,78

Step-down DC-DC converter with LCD display for information and acrylic box.

LA122010
Image 07.09.2022 at 16.19
Step-down converter 12V-5V/3A, USB-C
The average product rating is 5,0 out of 5 stars.
Currently not available
€5,40 excl. VAT
€6,54

Step-down converter 12V-5V/3A with USB-C connector on the output. Watertight.

LA122041

Listing controls

15 items total

Similar to switching power supplies, the voltage creates pulses that are used to capacitor and an inductor to convert it to a constant voltage. In addition, by changing the pulse width you can change the magnitude of the voltage, but never above the input voltage.

Choosing the right inverter for your project is important. You have to consider the maximum input voltage and current the inverter can handle, as well as the conversion efficiency. And of course, don't forget overload and short circuit protection so you don't burn out your entire project.

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