LM2577 PDF

This is a DC-DC boost converter LM module based on TI LM Step-up Voltage Regulator. Input voltage: 3VV, Output voltage: V. LM DC-DC Adjustable Step-up Power Converter Module. The LM series of regulators are monolithic integrated circuits that provide al. LM DC to DC step up switching regulator, adjustable + to 30vdc output, up to 3A. The LM is really designed to step up +5 to 10vdc to +12vdc at.

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If it isn’t possible to actually do it with this product, what are my other alternatives? Before I bought this, I did see a lot of reviews saying it was wonderful and also a handful more saying “it blows up”. No power and then it started sparking.

Finally, let’s do a sanity check with the data you provided. Okay, that I understand. Non-isolated buck Module Rectification: I need to boost a 3V source to 15V and this is nicely done by the product. Please, log in or register. The maximum switch current is exactly that: Your recently viewed items and featured recommendations.

5V to 12 V Step-Up (Boost) Voltage Regulator with LM

When I tried om2577 it, it seems that it can handle more current than 3A and i’m just too scared to test it out as I might break the product. See all 86 reviews. I check with my voltmeter, and nothing was coming through.


It may be unstable and unsafe, and maybe I just got a defective one but this one “blew up” like the reviews said.

Power is conserved, and you lose a bit or more than a bit of power to the regulator i. The output voltage is given by the following formula:. Pages with related products. See Matt Young’s answer above. Spend a little more or in some cases, less and buy something that can actually be adjusted and calibrated without requiring the nerves of a bomb defusal technician. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

Turns out, that although this was missing it doesn’t particularly affect the output.

Fulfillment by Amazon FBA is a service we offer sellers that lets them store their products in Amazon’s fulfillment centers, and we directly pack, ship, and provide customer service for these products. Then what you see at the output is basically the current flowing through the inductor and diode. Next page of related Sponsored Products. Would you like to tell us about a lower price? There was a problem filtering reviews right now.


As shown in the typical app in the datasheet, compensation should be done with a series RC block instead of a single resistor R4 in your circuit. I bought these when I ordered a lm22577 off of All Electronics and saw that their shipping time was about a week or two.

Shopbop Designer Fashion Brands. You can design and make your own inductor using a suitable core recuperated from old equipment if you have the knowledge, practical experience and equipment for this task.

These solar cells need to go inside a solar charger controller that’s why we need to boost it to 12V. Kept adjusting the pot with no voltage change. Welcome ,m2577 Elecrow Online Store.

LM2577 DC-DC Step Up Adjustable PSU Module

This is how a basic boost regulator works. See questions and answers.

It’s ,m2577 making life harder. There was an error retrieving your Wish Lists. With the solar panel, it’s actually possible to have that kind of supply.