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small power pcb design with auto battery switch over

I need somoene to design a pcb that will take power from a 12v 5amp DC adapter and will have 2pc 18650 lithium [login to view URL] batteries will be parallel connection . The batteries will be charged via the the dc source but will switch automatically to battery on power failure. The out put power will be be constant and linear 5v 2amp and 4v 2amp. I will have separate overcahrge and discharge protection circuiut for the batteries. These are meant to power up arduino with a number of microchips and gsp modules with gprs.

Beceriler: Devre Tasarımı, Elektrik Mühendisliği, Elektronik, Mikrodenetleyici, PCB Düzen

Daha fazlasını gör: automatic power cutoff switch, auto power switch, auto on off switch circuit, auto off switch, auto turn-off schematic circuit, auto power cut off timer, auto power off circuit arduino, automatic power off switch, pcb battery switch, power supply pcb design, circuit design battery switch, pcb design small electronic project, sample pcb design power supply, switch mode power supply design engineer freelance, project power supply pcb design, power supply battery switch circuit, battery pcb design, pcb layout recommendations small power supply, pcb battery power supply design, power led array pcb design

İşveren Hakkında:
( 2 değerlendirme ) Dhaka, United States

Proje NO: #19642808

Bu iş için 21 freelancer ortalamada $113 teklif veriyor

bijan01in

Hi I am interested to your project. I am familiar with electronics, microcontroller as well as PCB design by Eagle. Thanks.

$111 USD in 5 gün içinde
(84 Değerlendirme)
5.8
pcbdesign88vn

Dear you, I am a design engineer witj 7 year experiments using Altium. I have designed the charger for 1 cell 18650 using isl9220, so i will give you the best result. Brg!

$30 USD in 3 gün içinde
(6 Değerlendirme)
3.9
isurutech

Dear Sir, I would like to present my self as prospective candidate to do your project. I have sound knowledge and experiences in designing of electronic circuits and designing of PCB using FreePCB output of which could Daha Fazla

$55 USD in 7 gün içinde
(1 Yorum)
3.2
sascowala

Hi I've hands on experience with PCB and circuit designing using eagle and proteus. I've reviewed your project description and I am interested in doing this job. I will assure you about the quality of work, and your s Daha Fazla

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(3 Değerlendirme)
2.7
asimzia95

I have a diverse experience when it comes to electronic circuit design, as i have a profound engineering background. Kindly review my PORTFOLIO, i can get the job done thanks!

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(4 Değerlendirme)
2.8
Waleed15499

U are in the right place sir It's easy job but i have some questions i can design it at protos and send u as gerber file at only two hr

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(2 Değerlendirme)
2.6
farispcb

Hello, I have a Master Degree in Electronics. I worked on many projects like Smart home systems in a research team at my workplace. Also, I am an Assistant Professor at University in Sarajevo (Responsible for course: Daha Fazla

$111 USD in 3 gün içinde
(2 Değerlendirme)
2.5
sivaseshu31

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 welding power supplies design, Plasma ARC power supplies, high f Daha Fazla

$1000 USD in 30 gün içinde
(2 Değerlendirme)
2.1
minienergy

General message: Dear Sir, Greetings from Turkey. I hope you are good. Let me introduce me. I'm Electronics Enginner who have 19 year experience. My experience is related to power electronics, hardware de Daha Fazla

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(2 Değerlendirme)
2.9
Provi11

I have done many PCB designing projects and have relevant skill.i have designed PCBs for circuits that include relay. I have designed electric vehicle PCBs and you will get your PCB on time and with great accuracy.

$25 USD in 10 gün içinde
(1 Yorum)
1.2
egazi

Hi, I am an experienced hardware engineer. This is a hot topic for me. I am working on charging 18650 type batteries for one of my client. I could help you on this project. We can discuss details if you send a message Daha Fazla

$30 USD in 5 gün içinde
(1 Yorum)
0.6
jpme19

Hello, how are you? I'm a mechatronic engineer that have used PCB and electrical circuits software, so I can do your project in a few days. I hope to contact with you and work in it. Thank you.

$27 USD in 2 gün içinde
(0 Değerlendirme)
0.0
albertbalacquit3

Proficient in Eagle PCB Cad Software, Creates PCBs with Standard & Custom design rules. Designs Power & Battery Design Circuits

$20 USD in 7 gün içinde
(0 Değerlendirme)
0.0
AzziOussama

Hello Sir I am a hardware design engineer. check my profile and portfolio for all the details about my experience. I have made the design you want before with different power levels you can checkout my interface boa Daha Fazla

$45 USD in 2 gün içinde
(0 Değerlendirme)
0.0
etalhak

Hello, I am a student from politecnico di torino. I can help you with your project. It is just a sort of buck converter and that will solve your problem. Best regards

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(0 Değerlendirme)
0.0
Baba564

I have designed a similar system earlier for various applications in defence sector. 2 years plus experience in embedded systems company. I have dealt with 8 layers PCB with 1500 plus components. Completed layout of 1 Daha Fazla

$55 USD in 7 gün içinde
(0 Değerlendirme)
0.0
vw7403153vw

Hello, I'm sure I can help you with the design of this board. I have a long experience on designing PCBs and projects of this kind for valuable customers like you. Waiting to hear from you soon, I remain, Sincerely, Daha Fazla

$20 USD in 10 gün içinde
(0 Değerlendirme)
0.0
surgik

Good day! I can help Make a scheme, a list of items, printed circuit board. I will do everything in KICAD. Outputting GERBER and PDF files

$500 USD in 12 gün içinde
(0 Değerlendirme)
0.0
dezinerinsect

Lets start with design elegency. We are ready for the project. Please visit our portfolio https://www.freelancer.com/u/dezinerinsect?w=f Dezinerinsect is an innovative studio specialize in logo, brochure, flyer, il Daha Fazla

$30 USD in 0 gün içinde
(0 Değerlendirme)
0.0
BEMII

Hi, I develop customer-specific products and know-how-related solutions. I’m willing to work on this project with you. Before giving any proposal I would like to have a clear discussion with you. Don’t pay too Daha Fazla

1 gün içinde %bids___i_sum_sub_32%%project_currencyDetails_sign_sub_33% USD
(0 Değerlendirme)
0.0