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 (2 pcs)
LA122003
 
€1,49
(€1,23 excl. VAT)
 
€1,98
(€1,64 excl. VAT)
Mini step-down converter with MP1584EN
In stock (179 pcs)
LA122004
 
€1,32
(€1,09 excl. VAT)

Product sorting

61 items total

List of products

LaskaKit automaticky buck boost tps63020 napajeci menic 1 8 5 5v 2a 1
Meshtastic
Automatic Buck-Boost TPS63020 power converter 1.8-5.5V 2A
The average product rating is 5,0 out of 5 stars.
In stock (37 pcs)
€4,02 excl. VAT
€4,87

The TPS63020 is an automatic buck-boost (step-up/step-down) voltage converter designed for applications that require stable output voltage even with variable input voltage. This...

LA122069A
5A DC 6 35V 1 35V Auto Boost Buck Step Up Down Converter M 1
Buck-boost CC/CV adjustable power converter 1-35V 5A
The average product rating is 5,0 out of 5 stars.
In stock (2 pcs)
€6,75 excl. VAT
€8,17

Automatic buck-boost regulated power converter 1 - 35V 5A with adjustable constant current mode

LA122033
9012 buck boost zk 4kx regulovatelny menic 0 5 30v 4a
Buck-Boost ZK-4KX adjustable inverter 0.5-30V 4A
The average product rating is 4,9 out of 5 stars.
In stock (31 pcs)
€11,87 excl. VAT
€14,36

Buck-Boost regulated inverter ZK-4KX 0.5-30V 4A. Voltage and current regulation!

LA122044
LaskaKit vestavny step down menic nabijecka 18w usb pd3 0 qc3 0 1
New
€11,53 excl. VAT
€13,95

Built-in step-down converter with support for USB Power Delivery 3.0 (PD 3.0) and Qualcomm Quick Charge 3.0 (QC 3.0) fast charging with power up to 18 W.

LA122093
LaskaKit vestavny step down menic nabijecka 30w usb pd qc3 0 2 2
€9,48 excl. VAT
€11,47

The built-in step-down converter with dual USB ports enables fast charging of mobile devices directly from the vehicle's electrical system (both 12 V and 24 V).

LA122091
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 (25 pcs)
€7,78 excl. VAT
€9,41

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

LA122059
LaskaKit fulree f60j24v step down menic 30 60v na 24v ip68 1
from €20,40 excl. VAT
from €24,68

Fulree F60J24VxxA5L Step-down converter 30-60V to 24V IP68 is a robust switching DC/DC step-down converter designed for stable power supply of 24V devices from a higher DC...

LA122086B
LaskaKit step down menic 5 10v 5v 1 5a usb a 1
€5,39 excl. VAT
€6,52

Step-down converter 5-10V 5V/1.5A with USB-A connector and cable . Watertight.

LA122052
laskakit ap63300 step down menic 5 5 32v 5v 3a 1
LaskaKit AP63300 Step-down converter 5.5-32V 5V/3A
The average product rating is 5,0 out of 5 stars.
In stock (431 pcs)
€1,64 excl. VAT
€1,98

Looking for a reliable step-down converter for stable 5V power supply? LaskaKit AP 63300 is a great choice! This efficientDC-DC converter can handle input voltage 5.5V to 32V...

LA122071
laskakit tps62a02 step down menic 4 0 5 5v 3 3v 2a 1
LaskaKit TPS62A02 Step-down converter 4.0-5.5V 3.3V/2A
The average product rating is 5,0 out of 5 stars.
In stock (139 pcs)
€1,64 excl. VAT
€1,98

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
Mikro step-down měnič, nastavitelný
Micro step-down converter, adjustable
The average product rating is 5,0 out of 5 stars.
In stock (106 pcs)
€0,96 excl. VAT
€1,16

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

LA122017
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 (176 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 (50 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 (44 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 (179 pcs)
€1,09 excl. VAT
€1,32

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 (130 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 (87 pcs)
€1,64 excl. VAT
€1,98

Module for fast charging of mobile devices, USB-A

LA123096
qc
Module for fast charging of mobile devices, USB-A, USB-C
The average product rating is 4,6 out of 5 stars.
In stock (87 pcs)
€3,34 excl. VAT
€4,04

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

LA123097
LaskaKit poe pasivni injector splitter rj45 1
€3 excl. VAT
€3,63

The RJ45 passive PoE injector is used to combine power voltage with data into one Ethernet cable, or vice versa as a splitter to separate power and data. You will use it...

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

The PoE passive injector/splitter RJ45 with a 5–48 V DC design is a simple kit for supplying power to an Ethernet cable (injector) and subsequently separating it at the device...

LA122081M
poe2
€10,17 excl. VAT
€12,30

Active PoE splitter 12V/1A, DC 5.5/2.1

LA122024B
8029 1 radxa rock pi 4 b a b poe hat long pin header f4l
€34,04 excl. VAT
€41,19

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

LA110076
20200806 1024x1024
€19,37 excl. VAT
€23,44

Radxa Rock PI WITH PoE HAT

LA110075
9773 2 riden diy krabicka pro modulove laboratorni zdroje
€25,85 excl. VAT
€31,28

RIDEN DIY box for modular laboratory power supplies DPS3005, DPS5005, RK6006, DPS5015-USB DPS5020-USB DPS3012 DPH3205

LA200042

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61 items total
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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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