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LED driver input: 3-4.2V DC and output: 54V DC@ 5A with variable frequency

$250-750 USD

Đã đóng
Đã đăng vào gần 5 năm trước

$250-750 USD

Thanh toán khi bàn giao
I need to power a 250 watt LED from a Li-Ion battery made of 3.6v batteries in parallel.
Mã dự án: 20459563

Về dự án

8 đề xuất
Dự án từ xa
Hoạt động 5 năm trước

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8 freelancer chào giá trung bình $477 USD cho công việc này
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Hello! How are you?! I am an Electronics PCB Design Engineer with 8 years experience and you can check my profile to see my projects. I have experience with LEDs and power circuits. I can help you right away! Please send me all the detailed requirements after you check my profile and you are convinced I can really help you. Have a great day!
$750 USD trong 3 ngày
5,0 (97 nhận xét)
7,2
7,2
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I can provide your LED power circuit. I have 20 years of experience as an electrical engineer designing many different types of systems including battery systems and led lighting systems. I can provide a full design in AutoCAD with manufacturers data sheets for the required devices to build the system. I have completed circuit design for many well known clients throughout my career including NASA. You can see examples of my work in my design portfolio found here https://www.freelancer.com/u/ProjexConsultant?w=f Please contact me to discuss the details of your project. I look forward to hearing from you and thank you for taking the time to review my bid.
$500 USD trong 7 ngày
5,0 (12 nhận xét)
5,4
5,4
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Hello employer, as an experienced freelancer I placed a bid on your project because I have the expertise required to deliver superior quality. I am reliable, and I assure you constant updates in the project as a way of revising it until its to your satisfaction. I assure you zero plagiarism and A+ grade for the project. I look forward to your response. Good luck!
$500 USD trong 7 ngày
4,8 (20 nhận xét)
4,8
4,8
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Hello, I have read the details provided and i am positive i can provide quality work,please contact me to discuss more on the project deadline and some other few things
$250 USD trong 5 ngày
4,4 (30 nhận xét)
5,3
5,3
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Hello I am senior microcontroller and Electrical Engineer. I have plenty of experience in firmware development. I have been a lot of Microcontroller developments. I can write the firmware based on PIC and FPGA as well as ARM and DSP. As I am an Electrical Engineer, I can design the cicuit by the Altium designer. Due to my experience in firmware development, I will bring you the perfect result in time with high quality. I hope we can discuss more details via a private chatting. After you see my profile, you will think I have no experience. I have been developed the complete project, and I have the actual experience. I hope you think again about me I look forward to your response Best regards.
$400 USD trong 10 ngày
5,0 (2 nhận xét)
3,3
3,3
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dear sir, dear sir, my name dani from indonesia, electrical and instrument engineer. system integrator specialist. pleae contact me for further discussion
$250 USD trong 7 ngày
5,0 (2 nhận xét)
1,9
1,9
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Hello I am a senior developer so i can do it very easily if you want. Contact me right now i am ready to start this project for you. Low cost and high quality result reply to discuss more about this project.I believe clear communication and proper understanding of project requirements is most needed. I consider NO Time and Money to be wasted at any level of misunderstanding of requirements. I'm available for communication at your convenient time
$500 USD trong 7 ngày
0,0 (0 nhận xét)
0,0
0,0
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I have experience in design of LED drivers for different LED lighting products used in wallpacks and airport lighting. We have capability to design and develop LED driver as per your requirement which can be discussed in detail.
$666 USD trong 30 ngày
0,0 (0 nhận xét)
0,0
0,0

Về khách hàng

Cờ của DENMARK
Kolding, Denmark
0,0
0
Thành viên từ thg 7 23, 2019

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