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Pros & Cons
pros
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pros
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Easy To Use
Customers are pleased with the ease of use of the logic level converter modules. They have reported that they functioned well without any complications or issues.
Logic Level Conversion
Customers have generally positive feedback regarding the logic level conversion functionality of the KeeYees Logic Level Converter. Some users experienced initial difficulties but were ultimately successful in using it for their projects, while others found it necessary for isolation purposes and appreciated its affordability.
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Voltage Isolation
Customers have generally positive feedback regarding the KeeYees Logic Level Converter's ability to isolate voltage for interfacing with various devices, such as LED lights and microcontrollers. However, some users have reported issues with the converter's inability to source much current on the high-voltage output and limited drive capability.
Highlights
Quality
These converters work great, and they allowed me to finally create my wifi controllable individually addressable rgb lights.
Super simple component that yields more results when stable voltage is required.
3 to 5v, which is the worst case direction) and limited drive capability.
3 volts for switching, and the arduino's, relays, and other logic is all 5 volts.
Price
You get 40 channels for so cheap!
Competitiveness
Compared to the popular 8 channel ics from texas instruments, these take up more real estate and maybe won't work as well for v... Read More
Overview
- How are reviewers describing this item?
lv, level, through and tested. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 80% high quality reviews are present.
- This product had a total of 508 reviews as of our last analysis date on Mar 11 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
There are many reviews which complain that these do not work
Posted by a reviewer on Amazon
I purchased these thinking to use them for txrx serial communication when programming a 3
Posted by a reviewer on Amazon
I could not get them to work for that task
Posted by a reviewer on Amazon
However examples of applications in which i have verified these do work are switching a 5v logic relay with a 3
Posted by a reviewer on Amazon
Update perhaps i had the setup incorrect the first time
Posted by a reviewer on Amazon
Connecting serial data between a 5v arduino pro mini to an esp32 at 115200 baud
Posted by a reviewer on Amazon
In my case the 5v arduino can shut off power to the esp32 to conserve the battery and then go to sleep waiting on an interrupt
Review Count History
Price History
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