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Help needed in 4 channel SSR Relay schematic

ronsimpson

ronsimpson

Joined Oct 7, 2019
2,627
I would drive the relay like this. Using a "digital transistor" with built in 10k resistors. See the link below.
1669232420204.png
DTC114YUA C13490 link
The transistor will turn on at about 1.6 volts on the input.
 
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