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Electrical circuit for a powerbank

$250-750 USD

Chiuso
Pubblicato più di 7 anni fa

$250-750 USD

Pagato al completamento
I want to build an electronic circuit for a basic powerbank ... The circuit must be able to charge my phone which has battery capacity of 1900mAh.
Rif. progetto: 12715207

Info sul progetto

5 proposte
Progetto a distanza
Attivo 7 anni fa

Hai voglia di guadagnare un po'?

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5 freelance hanno fatto un'offerta media di $444 USD
Avatar dell'utente
Hi, I am a post graduate power electronics engineer and having very good industrial experience of 8+ years in R&D and project development. I am excellent high frequency transformers design, circuits design, multi-channel LED Drivers, Regulated power supplies design with universal input to DC output, Audio amplifier, drives design, Filters design for harmonic analysis and Power factor correction, SMPS, LED drivers, DC-DC, AC-DC converters design, PFC interleaved boost converter, Battery management system, Battery chargers, UPS design, sine wave Inverters, solar grid tie inverters, Solar battery chargers and street light systems design from few watts to KW range using Buck, Boost, and Buck –boost, Interleaved boost/buck, Fly back Push Pull and H-bridge inverters. I have very good experience to design high voltage power supplies up to 50KV for capacitor charging power supplies using soft switching topologies. I have work experience to design from few watts to KW range meeting all compliances like EMI/EMC and safety standards UL etc.
$888 USD in 20 giorni
4,9 (47 valutazioni)
6,4
6,4
Avatar dell'utente
Hello, I am Paul I have Built numerous Power bank Projects I can Deliver an aesthetic Design in a day (24hours) I look forward to designing your Product I have extensive Product Design and Development Experience Kindly go through my Portfolio for some of my works Regards Paul I can Prototype and Manufacture for you too
$250 USD in 0 giorno
4,4 (8 valutazioni)
5,2
5,2
Avatar dell'utente
Knowledge Pro innovative is dedicated to brings to Industries, Small-Business and people like you a good service, we also provide a complete solution on Engineering and Writing in the following areas: mathematics, matlab, autocad, engineering, statistics etc. Our commitment lies in honesty, integrity, ethical code of conduct, efficiency and speedy respond, we love to work hard to meet the deadlines and take a project to the next level. Do not hesitate to contact us to discuss your project in details and determine how our skills will positively contribute to your team, let our service makes a positive and lasting impression.
$250 USD in 5 giorni
4,8 (2 valutazioni)
3,2
3,2

Info sul cliente

Bandiera: SOUTH AFRICA
Polokwane, South Africa
5,0
3
Metodo di pagamento verificato
Membro dal apr 10, 2016

Verifica del cliente

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