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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

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  1. Unit00

    Relay Chatter in Load Disconnection Circuit

    Hey guys. I'm designing a series pass voltage regulator with feedback. I'm trying to disconnect the load when the load current or control element temperature exceeds a value. The attached photos show my circuit design. The temperature cutoff circuit works as is, but the current cutoff does...
  2. P

    Need help in controlling Voltage and Current

    I am trying to control voltage range from 1.5 to 34 using LM338 voltage regulator with 1000u capacitor at the input 430u capacitor at the output with potentiometer @ the adjustment terminal. I have 37v and around 5 Amps current at the Vout but when i try to reduce the voltage using...

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