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The Best 3.3 v power supply of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best 3.3 v power supply of 2022. Check our ranking below.

2,114 Reviews Scanned

Rank No. #1
MEAN WELL RS-25-3.3 AC to DC Power Supply Single Output 3.3V 6 Amp 19.8W
  • Primary output voltage (vdc): 3.3
  • Output current (a): 6
  • Maximum output power (w): 19.8
  • Family: outdoor conditions-25
  • Input voltage (vac): 88 to 264
Rank No. #2
arduino Power Supply Breadboard 3.3V 5V Power Supply Module+Minidodoca 9V 1A Adaptor 5.5 x 2.5mm+Alligator Clip Test Leads+Banana Plug Kit for Arduino UNO, Raspberry Pi, STM32 Electronic DIY etc
  • 9V 1A Power Supply:Input 100V-240V 50/60Hz; Output 9V DC, 1A (1000mA) max.; Works with device that draws less than 1A, such as 0.5A 0.7A 0.9A 1A , with 5.5mm x 2.5mm Plug. DC output port's outer diameter is 5.5mm, inner diameter is 2.5mm Compatible with 2.1mm.
  • Breadboard Power Supply Module:Output two road independent control, can switch over to 0 V, 3.3 V, 5 V;Input Voltage: 6.5-9V (DC) or 9V Battery. ;Output Voltage: ~3.3V/~5V;Output Current: 700mA(Max);With 9V battery snap power cable T-type 5.5x2.1mm connector;Fit for: MB-102 Breadboard; Arduino Board Solderless Breadboard etc.
  • Alligator clip test leads:11.8-inch(300mm) jumper wire with an alligator clip on one end and female jumpers on the other forArduino, Raspberry Pi, Orange pi, wearable circuit projects or a breadboard experiment.
  • Banana Plug:Banana Plug can be diy according to demand combined with the complimentary DuPont wire can be realizedBanana Plug to male or Banana Plug to female test line,Suitable for connecting a wire to breadboard from power supplies, LED strips, multi-meters and Lilypad.
  • Package include:1pc 9V 1A Adaptor+1pc Breadboard Power Supply Module+1pc Battery Clip+2pcs Alligator clip test leads(Color random)+2pcs Banana Plug+5 Pin Male to Male DuPont cable+5 Pin Male to Female DuPont cable
Rank No. #3
HiLetgo 5pcs 3.3V 5V Power Supply Module for MB102 102 Prototype Breadboard DC 6.5-12V or USB Power Supply Module
  • HiLetgo 3.3V 5V Power Supply Module
  • Output voltage: 3.3V, 5V
  • Maximum output current: <700mA
  • Input voltage: 6.5-9V (DC) or USB power supply
  • Onboard two 3.3V, 5V DC output pin
Rank No. #4
EC Buying LM2596 Multi-Channel Switching Power Supply Module 3.3V/5V/12V/ADJ Adjustable Voltage Output Buck Converter DC-DC Step-Down Power Supply
  • LM2596 is a switching voltage regulator for buck power management single-chip integrated circuits, capable of outputting a driving current of 3A while possessing excellent linearity and load regulation characteristics
  • This module integrates four LM2596 and can simultaneously output four sets of power supplies: 3.3V, 5V, 12V, and ADJ
  • The module strictly follows the design specifications of the power circuit for layout and wiring
  • The chip Aluminium electrolytic capacitor and high Q value high-power inductance are used to ensure the stability of the output voltage, and the opening on the back of the PCB board is more conducive to the heat dissipation of the LM2596 chip
  • Suitable for power requirements in student learning competitions and company or individual project development
Rank No. #5
ALAMSCN 3.3V 5V MB102 Solderless Breadboard Power Supply Module with 9V Battery Clip Power Cable 2.1x 5.5mm Male DC Jack Plug for Arduino (Pack of 3)
  • There is a green LED to indicate the presence of power, and an ON / OFF latching switch to control the power to the board.
  • The input voltage through the barrel socket must be between 6.5 V and 12 V. Hence, if you wish to use it to its maximum capability you will need to remain in that range. This is a non-adjustable fixed power supply model, which is good enough for most applications.
  • Maximum output current to be 700 mA. However, it is probably better to use much lower voltages and current to be on the safe side in case you make a mistake on your breadboard circuit.
  • With 9V battery snap power cable T-type 5.5x2.1mm connector.
  • How to use: This is a plug-in power supply and the headers below the board simply plug-in to the breadboard. Once plugged in, the voltage rails to both sides on the breadboard then provide power. You then use the yellow jumpers to select the voltage levels required. This is a dual output 3.3 V, 5 V regulated board and you can have either voltage on either rail on the breadboard, which is very useful.
Rank No. #6
UpBright 3.3V AC/DC Adapter Compatible with Brookstone L.T.E. LTE12W-S0 LTE12WS0 LTE12W-SO LTE12WSO Brook Stone LTE Li Tone Electronics 3.3VDC 2A 6.6W I.T.E. Power Supply Cord Battery Charger PSU
  • World Wide Input Voltage 100-240VAC 50/60Hz.OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection).Tested Units. In Great Working Condition.UpBright 30 days money back guarantee. 1 full year service warranty.
  • UpBright New 3.3V Global AC / DC Adapter Compatible with Brookstone L.T.E. LTE12W-S0 LTE12WS0 LTE12W-SO LTE12WSO Brook stone LTE Li Tone Electronics 3.3Vdc / 2A 6.6W I.T.E. Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU
SaleRank No. #7
3V 1Amp Power Adapter Supply 100-240 AC to DC 3Volt 1000mA 5.5mmx 2.5mm Plug 3V 1A AC/DC Power Supply Transformer
  • Package included :1x 3V 1A power supply adapter
  • Input: 100-240 V AC 50/60 Hz;Output:DC 3V 1A(1000mA) , max. such as 160mA 250mA 300mA 450mA 0.5A 0.85A 1A, We recommend to use less than 80% of the full load. DO NOT OVERLOAD! Cord Length: about 100cm
  • Warning: Please check the DC socket type, power consumption(must not exceed the Max output of the adapter), polarity of the device before ordering, or it may cause problem or damage the device
  • DC plug size: 5.5mmx2.5mm(5.5mmx2.1mm compatible) ; Inside diameter is positive +,outer diameter is negative - ;(Please note: The positive and negative poles must not be wrongly connected, as this will cause the equipment to not work .)
  • Application:Used for set-top boxes, attendance machines, routers, game consoles, repeater, players, mini speakers, headphones,Security equipment, LED lamps, communication equipment, audio-visual products, digital products
Rank No. #8
WWZMDiB 5Pcs Breadboard Power Supply Module Input 6.5~12V Output 3.3V 5V for arduino Power Supply with 9V Battery Clip (5 Pcs)
  • 💎【Breadboard Power Supply Module】:for arduino power supply
  • ⚡【Input Voltage】:6.5-12V DC or USB Power Supply
  • ⚡【Output Voltage】: DC 3.3V ro 5V
  • ⚡【Maximum output current】: <700mA
  • 🥇Onboard two 3.3V, 5V DC output pin
SaleRank No. #9
NOYITO AC to DC Precision Buck Power Supply Module AC 120V 100V-264V to 3.3V 1A Isolated Step-Down DC Module (3.3V 1A) Green
  • Isolated Precision Buck Power Supply Module ,Wide voltage range input with overload, short circuit, over temperature protection. Ultra-small size and high efficiency.
  • Input voltage range: AC 120V 100- 264V. Frequency range: 47-63Hz.
  • Output voltage: 3.3V ±1%. Output current: 1A.
  • Ripple: less than 60mVp-p. Output accuracy: ±1%. Voltage regulation rate: ±1%.
Rank No. #10
20 Pieces 3 Pins AMS1117-3.3 DC 4.75V-12V to 3.3V Voltage Regulator Down Power Supply Buck 800mA Module
  • How to install: please check the product pictures carefully for the wiring diagram steps before using, simple dual-panel design and the input output using the 3 pin single row pin for easy connection, the input voltage is higher than output voltage 1.2V, the module will work normally; AMS1117-3.3 is a positive voltage regulator power supply module, support DC 4.75-12V input and 3.3V fixed voltage and 0.8A current output
  • Electronic devices partner: the 3 pins AMS1117-3.3 voltage regulator mini power supply module, can be applied to electronic devices which need 3.3V power supply, such as SCM project design, MCU development and more, easy to be connected and provide the power supply
  • Where to use: the voltage to 3.3V 800mA DC buck module is applicable for high-efficiency linear regulator published active power regulator battery charger active instrument
  • Compatible with: the 3 pins AMS1117-3.3 voltage regulator mini power supply is compatible with Arduino MEGA2560, MSP430 development board, 3.3V low power consumption MCU, FPGA/CPLD PLD programmable logic systems, ARM7 ARM9 ARM11 STM32, etc.
  • Provide more safety: the AMS1117-3.3 800mA DC buck module features overheat shutdown circuit provides overload and over-temperature protection, no worry about safety and bring you more convenience; Operating junction temperature range: -40 to 125°C, welding temperature (25 seconds): 265°C, storage temperature: - 65~150°C

Last update on 2024-04-08 / Affiliate links / Images from Amazon Product Advertising API

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