Find Jobs
Hire Freelancers

design an AC/DC power supply

$10-30 USD

クローズ
投稿日: 7年以上前

$10-30 USD

完了時にお支払い
We need to design an isolated switched mode power supply that meet the following specifications: Output: Power: 600W Voltage : 5VDC Ripple voltage : <1% current: 120A Input Voltage : 85~265AC Frequency: 45~65Hz Efficiency: THD<3% Conversion efficiency >98% 20 ms minimum hold-up time EMI/EMC, which satisfies EN55022, Class B MTBF > 50,000h @ 40°C Protection Over voltage protection Under voltage protection Short circuit protection Overtemperature shutdown Fan failure monitoring and detection Mechanical Aluminum case L: <10cm W:<6cm H:<2cm Deliverable: - Calculation and components selection details. - Proof of working design. - Altium designer Schematics files. - Altium designer Routed PCB layout files. - Solidworks 3D rendering files. - Firmware source and binary if any programmable components are used. - BOM with 3 sources including prices. Note : Prototyping and manufacturing are not requested in this bid but they will be requested from the designing party in separated bids.
プロジェクト ID: 12165484

プロジェクトについて

13個の提案
リモートプロジェクト
アクティブ 7年前

お金を稼ぎたいですか?

Freelancerで入札する利点

予算と期間を設定してください
仕事で報酬を得る
提案をご説明ください
登録して仕事に入札するのは無料です
この仕事に13人のフリーランサーが、平均$1,372 USDで入札しています
ユーザーアバター
hi sir i am an expert electronics engineer I can do it for you Please have a look at my profile I assure you quality work and on time delivery I am waiting for your reply to start Regards
$6,000 USD 15日以内
4.8 (243 レビュー)
8.0
8.0
ユーザーアバター
Hello, have a great day. we are running a setup for developing Electronic devices. We will ship you fully working Hardware. Please feel free to contact us. Best Regards, Shahbaz.
$7,000 USD 30日以内
4.7 (76 レビュー)
7.1
7.1
ユーザーアバター
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 work experience to design from few watts to KW range meeting all compliances like EMI/EMC and safety standards UL etc.
$2,222 USD 60日以内
4.8 (51 レビュー)
6.6
6.6
ユーザーアバター
Hi! Im an electrical and electronic masters graduate of UWE. I have the experience of programming in C/C++/Assembly/Arduino/PIC C/MikroC/MATLAB/AutoCAD for more than three years. I also have the knowledge and experience of ELECTRICAL AND ELECTRONICS circuit analysis and design. I also have experience in embedded systems using microcontrollers like PIC, ATMEL, ARDUINO and most of the other types. I have made different kinds of devices varying from radios to drones and more. I am very keen to work on implementation projects I also have studied Artificial intelligence. Im very thorough with subjects like Neural networks, Fuzzy systems, Genetic algorithms and Expert Systems. I have done BCS (British computer society) diploma level. I have the knowledge on PHP/HTML5/mySQL for website development. I have completed many freelancer assignments successfully. If you are interested in hiring me, please send me a message. I have made a lot of reports in the recent past. I have good experience in using Microsoft office softwares like Word, Excel and Powerpoint. I can write reports of any length without mistakes. Thank you!
$555 USD 5日以内
4.7 (20 レビュー)
4.4
4.4
ユーザーアバター
Hello, I am interested to work with you on this project. I have already made many power supplies matching this requirement. So I can do this task. Let me know your interest about working with me. Thanks. Chirag
$30 USD 2日以内
5.0 (6 レビュー)
3.9
3.9
ユーザーアバター
hello, I haven't experience in the electrical side. but if you need me in the mechanical side, solidworks design and render, I have good experience in that especially in the electrical enclosures and sheet metal work. I will need some dimensions as input.
$55 USD 3日以内
5.0 (4 レビュー)
3.4
3.4
ユーザーアバター
Hi We are interested in making your design a reality; we are thrilled and excited to tackle challenges like yours. With our team of experience designers, manufacturing experts and engineers, your project is a success already. Contact me let us discuss the success of your project. Your Satisfaction is Guaranteed. We keep our clients satisfied and happy. We offer 100% money back guaranteed. Thanks Regards Solution Engineering Team
$777 USD 20日以内
5.0 (2 レビュー)
3.5
3.5
ユーザーアバター
Hello , My name is Carlos. I can design your project in 30 days. i'll give you: 1.- Calculation and components selection details. 2.- Proof of working design. 3.- schematic of the design in ISIS 4.- Layout of the design in ARES 5.- Design in AUTOCAD of the Product. 6.-Firmware source and binary if any programmable components are used. 7.- BOM with 3 sources including prices. I work with a group engineer. so the work that i offer is professional, Clean and detailed. If you are interested or want to change some tasks. write me. Regards.
$450 USD 30日以内
4.8 (1 レビュー)
3.1
3.1
ユーザーアバター
Hi, Basically I'm an electronic engineer. Really I can help you to do this work. Because I have industrial level experience in power supply design. Come to chat for more discussion. Thank you
$30 USD 1日以内
5.0 (1 レビュー)
0.6
0.6
ユーザーアバター
I am an industrial engineer, I have experience in similar jobs and I would love to help you and do an excellent job.
$25 USD 10日以内
0.0 (0 レビュー)
0.0
0.0
ユーザーアバター
A proposal has not yet been provided
$111 USD 5日以内
0.0 (0 レビュー)
0.0
0.0

クライアントについて

CHINAのフラグ
dongguan, China
5.0
2
お支払い方法確認済み
メンバー登録日:1月 19, 2016

クライアント確認

ありがとうございます!無料クレジットを受け取るリンクをメールしました。
メールを送信中に問題が発生しました。もう一度お試しください。
登録ユーザー 投稿された仕事の合計
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
プレビューを読み込み中
位置情報へのアクセスが許可されました。
あなたのログインセッションの有効期限がきれ、ログアウトされました。もう一度ログインしてください。