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 (390 pcs)
LA122003
 
€1,49
(€1,23 excl. VAT)
Micro step-down converter, adjustable
In stock (113 pcs)
LA122017
 
€1,16
(€0,96 excl. VAT)
Step-down converter 12V-5V/3A, USB-C
In stock (285 pcs)
LA122041
 
€6,54
(€5,40 excl. VAT)

Product sorting

21 items total

List of products

LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 1
€7,80 excl. VAT
€9,44

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

LA122059
laskakit tps62a02 step down menic 4 0 5 5v 3 3v 2a 1
€1,64 excl. VAT
€1,99

This compact and efficient step-down converter is based on the TPS62A 02 chip, which allows to reduce voltage from 4.0–5.5V to a stable 3.3V with a current of up to 2A ....

LA122048A
Mini SMD step-down měnič 3.3V
€0,96 excl. VAT
€1,16

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

LA1220163
Mini SMD step-down měnič 5V
€0,96 excl. VAT
€1,16

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

LA1220165
rychlonab
€1,64 excl. VAT
€1,99

Module for fast charging of mobile devices, USB-A

LA123096
qc
€3,36 excl. VAT
€4,06

Mobile Fast Charging Module, USB-A, USB-C

LA123097
LaskaKit poe pasivni injector splitter rj45 1
New
€3,01 excl. VAT
€3,64

Active PoE splitter 5V/2.4A, USB-C

LA122080
LaskaKit poe pasivni injector splitter rj45 48v dc konektor 1
New
€0,96 excl. VAT
€1,16

Active PoE splitter 5V/2.4A, USB-C

LA122081M
Radxa Rock PI 4 B/ A+/ B+ PoE HAT long pin header F4L
€34,15 excl. VAT
€41,32

Radxa Rock PI 4 B/ A+/ B+ PoE HAT long pin header F4L

LA110076
20200806 1024x1024
€19,43 excl. VAT
€23,51

Radxa Rock PI WITH PoE HAT

LA110075
SDaPo DP1435 PoE Module IEEE 802.3af
€6,78 excl. VAT
€8,20

SDAPO DP1435 is a professional PoE (Power over Ethernet) module compliant with the IEEE 802.3af standard, enabling power supply via an Ethernet cable.

LA122000A
fulree
€5,40 excl. VAT
€6,54

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

LA122026
Image 07.09.2022 at 16.19
€5,40 excl. VAT
€6,54

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

LA122041
4760 step down menic 5 2v 8a 4xusb qs 1205cbum 8a
€5,40 excl. VAT
€6,54

Step-down converter from 8-35V to 5.2V, maximum current 8A with four USB connectors for charging mobile devices.

LA122034
menic 5v 1
€3,36 excl. VAT
€4,06

Step-down converter from 9-35V to 5V, maximum current 5A with TPS40057 chip

LA122032
LaskaKit step down menic hw 636 60v 5a 1
€5,98 excl. VAT
€7,24

Non-isolated step-down converter 6.5–60V to 3.3–30V. Continuous current 5A, peak current 10A.

LA122065
2579 1 step down menic s lm2576hv
€2,67 excl. VAT
€3,23

Step-down DC-DC converter with LM2576HV chip.

LA122027
Step-down měnič s LM2596
€1,23 excl. VAT
€1,49

Step-down converter with LM2596 chip, adjustable output and maximum output voltage 33V.

LA122003
WeMos D1 mini power shield
WeMos D1 mini power shield
In stock (71 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
poe usb c 1
PoE splitter 5V/2.4A, USB-C
Currently not available
€10,20 excl. VAT
€12,34

Active PoE splitter 5V/2.4A, USB-C

LA122024A
XY 3606
Step-down converter 5V 6A, USB-A
Naskladníme cca 24.11.
€1,98 excl. VAT
€2,40

Step-down converter 5V 6A with integrated USB-A output connector.

LA122036

Listing controls

21 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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