The Best 3.3 v power supply of 2021 – Top 10 and Rankings

If you’re looking for 3.3 v power supply but don’t know which one is the best, we recommend the first out of 10 3.3 v power supply in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

SaleRank No. #1
JBtek Breadboard Power Supply Module 3.3V/5V for Arduino Board Solderless Breadboard
  • Product Name: Breadboard Power Supply Module ; Fit for: MB-102 Breadboard
  • Input Voltage : DC 6.5-12V;Output Voltage : DC 3.3V 5V
  • Package Content : 1 x JBtek Breadboard Power Supply Module
  • Output Current: 700mA(Max); Total Size : 51 x 32 x 19mm/ 2" x 1.3" x 0.75" (L*W*H)
Rank No. #2
3.3V 1A AC Adapter to DC Power Adapter, 5.5/2.1 mm
  • Input voltage: 100-240V AC 50/60 Hz
  • Output current: 1 A (1000 mA)
  • Output voltage: DC 3.3V
  • Output line length: 1M
  • Plug style: 5.5*2.1MM (with card spring universal 5.5*2.5MM. Default)
Rank No. #3
HiLetgo 2pcs AC-DC 220V to 3.3V Isolated Switching Power Supply Module Board
  • Universal input voltage: 85-264V AC or 110-370V DC The product is easy to install, can be used directly on the motherboard board.
  • High efficiency, high power density, low output ripple noise, high output voltage accuracy.
  • Input and output are highly isolated.
  • Four corners have a fixed mounting hole to prevent movement 1 vibration lead to productpower, fixed hole straight by 3.2mm.
Rank No. #4
20 Pieces 3 Pins AMS1117-3.3 DC 4.75V-12V to 3.3V Voltage Regulator Step 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 step down 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 step down 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
Rank No. #5
Anmbest 10 Pack 3 Pins AMS1117-3.3 DC 4.75V-12V to 3.3V Voltage Regulator Step Down Power Supply Buck Module 800mA
  • AMS1117-3.3 is a positive Voltage Regulator Step Down Power Supply Module, support DC 4.75-12V input and 3.3V fixed voltage and 0.8A current output.
  • The module is suitable for electronic devices such as SCM project design needs 5V power supply, It is simple Dual-panel design and the Input output using the 2 Pin single row pin for easy connection. AMS1117-3.3 pinout can be easy to connected with your MCU development and provide the contant power supply.
  • Applicable for high-efficiency linear regulator Published Active Power Regulator Battery Charger Active instrument.
  • Applications: Arduino UNO MEGA2560; MSP430 Development Board; 3.3V Low power consumption MCU; FPGA/CPLD PLD Programmable Logic Systems; ARM7 ARM9 ARM11 STM32; etc.
  • AMS1117 overheat shutdown circuit provides overload and over-temperature protection.
Rank No. #6
DEMASLED - Power Supply DC 3.3V 2A 6.6W Plug Type A: (ID 2.5mm | OD 5.5mm). UL Certified. for Led Lights Strips, BreadBoards, Toys, Blink Camera and Alarm Clocks
  • 🌞 EASY INSTALLATION: Our Power supply is just Plug and Play. Allows the alternating current to become direct current, ideal to provide a reliable and constant source of electricity for LED products
  • 🌞 SUITABLE FOR: Led Light Strips and other Led Lights products, Low Voltage electrical products such as children's toys, Alarm clocks, Radios, Tape Recorders, electric Candles, Scale Models, Blink and Mini Blink Cameras, BreadBoards, Thermostats and Exercise Bike.
  • 🌞 Input 100-240 V.AC / Output: 3.3V - 2A - 6.6W consumption. Plug Type A: (ID 2.5mm | OD 5.5mm) Plug Length 1cm. Cable length: 23.6in | 60cm
  • 🌞 Advantage: it is UL Certified Transformer safe to use. Isolation resistance, meets US standards. NON WATERPROOF
  • 🌞 FREE TECH SUPPORT: just call us: (786) 520-3320. DEMASLED
Rank No. #7
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. #8
CHENBO 2pcs 24 Pins ATX Power Board Computer PC Power Supply Breakout Module Adapter 12V 5V 3.3V
  • ✿Designed to use your power supply to create a desktop power supply with four-channel voltages that can run almost any embedded electronic project.
  • ✿Fast access to the typical voltage required, including 3.3V, 5V, 12V and -12V
  • ✿Each output channel has replaceable 5A fuse and corresponding grounding connection, and the terminals are easy to connect.
  • ✿On board standard 24 pin ATX port, power indicator and power switch are ideal for easy control of DIY low voltage power supply for developing physical computing projects (embedded systems).
  • ✿PCB plastic gasket design to prevent short circuit.
Rank No. #9
WiCareYo AC Power Supply Adapter Wall Charger US Plug For N64 Console
  • AC Adapter Power For N64
  • Condition: 100% Brand New
  • Input: AC 100-245V; Output: DC 3.3V 2.7A/ 12V, 0.8A
  • Plug:US Plug
  • Thrid Party Product, Not Original
Rank No. #10
Excelity 3pcs 3.3V/5V Power Supply Module for MB102 Breadboard Kit with USB to 5.5 2.1mm Cord
  • Two way independent control, can be switched to 0V, 3.3V, 5V.
  • On-board two groups of 3.3V, 5V DC output plug pin, convenient external lead use
  • Input Voltage : DC 6.5-12V; Output Voltage : DC 3.3V 5V; Input current do not exceed 700mA
  • With power indicator and switch button, use for project of breadboard pcb board etc. as step down voltage regulator.
  • Comply with MB102 breadboard, with this power module, you can do experiments and start learning in a more convenient and simpler way!

Last update on 2021-04-26 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 3.3 v power supply of 2021?

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 3.3 v power supply that you consider buying. Your questions might include the following:

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We’re convinced that you likely have far more questions than just these regarding 3.3 v power supply, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 3.3 v power supply, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 3.3 v power supply. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 3.3 v power supply buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 3.3 v power supply currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of 3.3 v power supply has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an 3.3 v power supply?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 3.3 v power supply.
  5. Customer Ratings: Number ratings grade 3.3 v power supply objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 3.3 v power supply.
  7. Product Quality: You don’t always get what you pay for with an 3.3 v power supply, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an 3.3 v power supply is should be an indication of how long it will work out for you.

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