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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.

  • 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.

simple lm317 cc/cv charger.

  1. crutschow

    LM317 12V Lead-Acid Battery Charger With 3-Step Auto CC/CV and Trickle-Charge

    For best charging of lead-acid batteries a 3-step technique is usually employed, consisting of: An initial constant-current (CC) mode for the majority of the charge A high, constant-voltage (CV) mode to top off the charge A lower constant-voltage float (trickle-charge) mode to maintain the...

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