Reddit mentions: The best optocouplers
We found 3 Reddit comments discussing the best optocouplers. We ran sentiment analysis on each of these comments to determine how redditors feel about different products. We found 2 products and ranked them based on the amount of positive reactions they received. Here are the top 20.
1. REES52 16220 Isolated Optocoupler Driver Expansion Board Relay Module 4Ch 5Volt
- 5V 8-Channel relay interface board and each one needs 15-20mA driver current
- Equipped with high-current relay, AC250V 10A
- DC30V 10A
- Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic)
- Indication LED's for relay output status
Features:
Specs:
Weight | 0.13227734856228 Pounds |
2. uxcell a12080300ux0453 2.54mm Pitch 4 Pins DIP Mounting Photo Coupler PC817 Pack of 10
- Product Name : Photo Coupler;Model : PC817
- Material : Plastic, Metal;Pin Number : 4
- Size : 8 x 4 x 7mm/0.3" x 0.2" x 0.3" (L*W*H);Pin Pitch : 2.54mm/0.1"
- Weight : 3g
- Package Content : 10 x Photo Coupler
Features:
Specs:
Height | 0.2755905509 Inches |
Length | 0.3149606296 Inches |
Number of items | 10 |
Release date | August 2018 |
Size | "8 x 4 x 7mm/0.3"" x 0.2"" x 0.3"" (L*W*H)" |
Weight | 0.00625 Pounds |
Width | 0.1574803148 Inches |
🎓 Reddit experts on optocouplers
The comments and opinions expressed on this page are written exclusively by redditors. To provide you with the most relevant data, we sourced opinions from the most knowledgeable Reddit users based the total number of upvotes and downvotes received across comments on subreddits where optocouplers are discussed. For your reference and for the sake of transparency, here are the specialists whose opinions mattered the most in our ranking.
I'm using this
http://www.amazon.in/Isolated-Optocoupler-Driver-Expansion-Module/dp/B00NR31V3W/ref=sr_1_1?ie=UTF8&qid=1492292084&sr=8-1&keywords=4ch+relay
I tried seperating the VCC , but it didn't have any effect.
Please advise
Opto PC817 https://www.amazon.com/gp/product/B00S4YRMB4/
Buy 10 for 7$. They take another voltage and turn the signal into 3.3. I've used them for any projects that require an input.