Power Supply and Voltage Source

No electrical device will work without electric energy, that´s no-brainer, however, you need to supply the right voltage. That is something a voltage source can help you with.

To set the record straight, a voltage source does not actually supply the the energy itself (except for a battery), it rather converts the energy. Generally speaking, the input energy entering a voltage source equals the output energy (with some losse), while altering the ratio between voltage and current.

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€0,75
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Holder for 18650 batteries
In stock (528 pcs)
LA123025A
 
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€7,78
(€6,43 excl. VAT)

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43 items total

List of products

Modul stabilizátoru napětí AMS1117 5V
AMS1117 5V voltage stabilizer module
The average product rating is 5,0 out of 5 stars.
In stock (84 pcs)
€0,38 excl. VAT
€0,46

Voltage regulator module that locks the voltage to 5V.

LA122023C
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 (94 pcs)
€11,90 excl. VAT
€14,40

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

LA122044
LaskaKit step down menic 5 10v 5v 1 5a usb a 1
€5,40 excl. VAT
€6,54

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 3,0 out of 5 stars.
In stock (230 pcs)
€1,64 excl. VAT
€1,99

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 (103 pcs)
€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
Nabíječka Li-ion článku TP4056 + boost MT3608
Li-ion cell charger TP4056 + boost MT3608
The average product rating is 4,8 out of 5 stars.
In stock (119 pcs)
€0,62 excl. VAT
€0,75

Combination of Li-ion cell charger with TP4056 chip and step-up converter with adjustable output voltage.

LA123043
Mikro step-down měnič, nastavitelný
Micro step-down converter, adjustable
The average product rating is 5,0 out of 5 stars.
In stock (7 pcs)
€0,96 excl. VAT
€1,16

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

LA122017
Micro modul stabilizátoru napětí AMS1117 3.3V
Micro voltage stabilizer module AMS1117 3.3V
The average product rating is 4,5 out of 5 stars.
In stock (159 pcs)
€0,45 excl. VAT
€0,54

The AMS1117 3.3V micro voltage regulator module provides a compact and efficient solution for output voltage stabilization. This module is widely used in various electronic...

LA122025A
Micro modul stabilizátoru napětí AMS1117 3.3V
€0,27 excl. VAT
€0,33

The AMS1117 5V micro voltage regulator module provides a compact and efficient solution for output voltage stabilization. This module is widely used in various electronic...

LA122025B
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 (150 pcs)
€0,96 excl. VAT
€1,16

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

LA122016R
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 (202 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 (95 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 (53 pcs)
€1,64 excl. VAT
€1,99

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 4,7 out of 5 stars.
In stock (117 pcs)
€3,36 excl. VAT
€4,06

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

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

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
Napájecí modul pro breadboard
Power module for breadboard 3.3/5V
The average product rating is 3,7 out of 5 stars.
In stock (68 pcs)
€0,89 excl. VAT
€1,08

Module for simple power supply of your breadboard with adjustable voltage between 5 and 3.3V.

LA122019
RuiDeng DPS3005 DIY laboratorní zdroj 0-32V, 0-5A
RIDEN DPS3005 DIY laboratory power supply 0-32V, 0-5A
The average product rating is 5,0 out of 5 stars.
In stock (4 pcs)
€44,06 excl. VAT
€53,31

DC voltage converter for creating DIY lab power supply with usb and bluetooth connection.

LA122030
LaskaKit ruideng dps5005 diy laboratorni zdroj 0 50v 0 5a 1 2
€45,43 excl. VAT
€54,97

DC voltage converter for creating DIY lab power supply with usb and bluetooth connection.

LA122055
LaskaKit riden rd6012 1
RIDEN RD6012-W DIY laboratory power supply 0-60V, 0-12A WiFi
The average product rating is 4,0 out of 5 stars.
In stock (2 pcs)
€98,11 excl. VAT
€118,71

DC voltage converter for creating DIY lab power supply with usb and bluetooth connection.

LA122054
LaskaKit riden rd6012 1
€143,60 excl. VAT
€173,76

DC voltage converter for creating DIY lab power supply with usb and bluetooth connection.

LA122064
LaskaKit riden rk6006 bt modulovy napajeci 230v ac dc zdroj 60v 6a 360w 2
€54,66 excl. VAT
€66,14

RIDEN RK6006-BT is a powerful, accurate and affordable programmable laboratory power supply with an output voltage of up to 60 V and a current of up to 6 A. Ideal for electronic...

LA122028
Stabilizovaný zdroj s LM317
Stabilized source with LM317
The average product rating is 4,8 out of 5 stars.
In stock (159 pcs)
€0,75 excl. VAT
€0,91

Step-down DC-DC converter with LM317, low internal resistance and custom heatsink.

LA122009
Step-down regulovatelný měnič DP30V5A-L 0-32V, 0-5,1A
Step-down adjustable inverter DP30V5A-L 0-32V, 0-5.1A
The average product rating is 5,0 out of 5 stars.
In stock (19 pcs)
€12,59 excl. VAT
€15,23

Step-down DC-DC converter with voltage and current regulator and seven-segment LED display.

LA122001

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43 items total
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AC-DC power supplies use AC current as input voltage, mostly from the mains, and DC voltage as output. DC power connectors allow you to safely connect these power supplies to your devices. For higher voltages, you can use 12V power adapter, 24V power adapter or a 12V mains adapter.

LDO controllers, Step-Up Converters a Step-Down Converters operate only with DC voltage.

Batteries and accumulators store electrical energy in chemical reactions based on oxidation-reduction potential. In case you plan to use a battery such as Li-ION 18650 or 3.7V Li-ION battery, it's a good idea to also buy a dedicated charger and protection. Battery protection ensures safe operation and long life. For proper charging, use the guide on How to charge Li-ION batteries a how to properly charge a Li-POL battery.

If you are using CR2032 lithium battery, it is also important to have the right connector, such as 9V battery connector.

Solar battery charger is a great solution for eco-friendly power supply. USB connector a USB C adapter again you will need for connecting and powering modern devices. Mini USB charger a 2A charger are also useful for fast and efficient charging.

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