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5x DC 2V-5V 2.5V 3V 3.5V 4.2V 4.7V to 3.3V Mini size 100mA

5x DC 2V-5V 2.5V 3V 3.5V 4.2V 4.7V to 3.3V Mini size 100mA

  • Model: CE021*5
  • Shipping Weight: 0.02Kg
  • 9999 Units in Stock

USD $4.99

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Low Power Wifi Module:ESP8266
Low-power Bluetooth module : HC-05 HC-06
Low-power Wireless UART module : HC-11 HC-12
Low-power wireless module : CC1101 CC2500 Nrf24l01+ SI4432
Low-power LED Driver
2 AA Cell to 3.3V
USB On-The-Go Devices
White LED Drivers
Handheld Devices
Wiring Diagram: 
Product Name:  5x DC 2V-5V to 3.3V Boost & Buck Converter for 315M 433M 2.4G RF Wireless Module
Module No.:  CE021_5P
Packing list:
5 PCS 100MA 2 in 1 DC-DC Boost & Buck Converter 1.8V-5V to 3.3V module
This is a micro-power( only 100MA ) DC-DC Step-Down & Step-Up Converter module.
If you need 500MA 0.8V-3.3V to 3.3V Boost module ,Click here.
If you need 2A 4.75V-23V to 3.3V Buck module ,Click here.

Low Noise, Regulated Charge Pump DC/DC Converter
2 in 1 DC-DC Step-Down & Step-Up Converter module
Fixed 3.3V+-4% Output
Voltage Input Range: 1.8~5V
Long time maximum output current 100mA
Short time maximum output current 150mA
working frequency 1.2MHz.
Short-Circuit Protection
No load input current : 0.60mA
2.54mm pin pitch, Arduino Breadboard MCU Development Board friendly
Excluding Pin Size 11mm x 7.62mm x 4.5mm(small)

Weight : about 0.5g(Very very light)

Attention :

This is a DC-DC voltage converter module,Must be noted when using:

1 Input voltage can not be greater than the maximum input range
2 Output power can not be greater than the maximum load for a long time
3 Input power must be greater than the output power, because the power consumption of the module itself

Introduction for Shenzhen Canton-Power Electronic Technology Co.,Ltd :
We specialize in Power supply field,Factory Outlets,good quality and competitive price! Because the focus, so professional !!!
Normally shipping is by Airmail from China Post Air Mail or Hong Kong Post Air Mail ,15-60 days shipping time based on different country .
Express is available, shipping time is 2-7 days all over the world, and telephone number is needed. Please contact us first for extra payment .
The Best Prices. By working with Canton-Power Ltd, you can take advantage of the internet business, cut off the wholesalers cost and other costs, and import your products directly from the manufacturer at incredible prices.
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Prompt Service. Mails will be replied within 24 hours We work 6 days a week.
Return Policy
All mails will be replied to within 24 hours except on weekend and holidays.
Every item is manufactured under Strict Quality-Assurance Guidelines. If you are dissatisfied for any reason, please return the product to us, and we'll refund your money(not  including  shipping fees).
Please ensure that return items are not used.
Return items must be Posted within 7 days of receipt.
Please inform us via email before posting your return package.
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We only ship item to your PayPal verified address. 
Payment must be received within 3 Days from the date of purchase. 
Please leave note in PayPal when making the payment if you have any special request (colors/size).
Orders will be processed instantly and dispatched in same day normally, so we do NOT accept any Email/Message note before or after you place orders. 
Import tax : 
 We will dispatch the item as SAMPLE or GIFT ,  label the total amount on the custom declare invoice .
 Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to buying.


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Items can be returned for a refund or exchange within 60 days of the date of purchase. But the reason for returns caused by yourself (eg, size, color you choose), cannot be accepted. Special circumstances may require partnership with corporate business partners. For more information, please contact our customer service. We shall ship the items via DHL or USPS Once your order is processed you will receive email notification with shipment tracking number. All delivery standards begin when you receive this email. If order is placed after 3:00 PM CST on Friday or on the weekend, the earliest it will ship is Monday.