PCB/PCBA Design and Manufacture

已关闭 已发布的 6 年前 货到付款
已关闭 货到付款

we are looking for expert guy from china, he will design a printed circuit board (PCB) to do work like usb hub with external power.

in the market there are alot of this type of device but we need some special requirements:

General Requirements:

1. the pcb will be connected to a battery 5000mAh

2. the pcb will be connected to mobile using usb type c

3. the pcb will be connected to Flash Disk.

4. the charger will charge the battery and the mobile on the same time.

5. the battery will charge the mobile with predefined conditions ( Always, below 40% of mobile battery ) this feature require software to mange this.

6. the pcb contains LED lights for indicator to give status of the external battery ( low, charging, full)

7. important: the flash disk must work and we can read its content on the same time while the mobile is charging ( charging by the external battery or by the charger).

8. On/Off switch to disconned the usb connected devices, but keep the charging and battery connected and work.

Design Specs:

1. the PCB will be connected to a mobile using type C usb, and this cable must be FFC cable.

2. the connection between the FFC cable and the PCB must be using connectors ( no soldering).

3. the flash disk, or any usb device will be connected using molex connection ( data + power)

the freelancer must have the ability to contact Chinese factories to bring the cables, connectors, batteries, and manufacture 3 samples of the PCB.

any question you can ask in messages

Regards,

电气工程 电子 制造设计 印制板布局

项目ID: #16552434

关于项目

16个方案 远程项目 活跃的5 年前

有16名威客正在参与此工作的竞标,均价$725/小时

highfliercnr

Dear Sir, I am an highly skilled board designer who has over 17 years experience on complex, multi layers PCB design. I can provide you with service from schematic entry to PCB Layout.I can also provide the prototyp 更多

$750 USD 在10天内
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8.3
ahmad5857

Hi Sir, We are the best designers and we also have setup in China for producing low cost but high standard PCB boards, please check our portfolio and you will see some of the nice PCB boards that we designed. We 更多

$390 USD 在10天内
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6.7
amelectronics

Hello I have experience in designing electronics circuits and can make your project. For your assurance, i can just say that, "I AM IN CHINA RIGHT NOW AND I CAN SHIP COMPLETE WORKING PROTOTYPE TO YOU AND WILL GET THE 更多

$1500 USD 在20天内
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6.5
CoherentTech123

Hello Dear, I am an expert with more than 15 years of experience in the field of embedded systems, electronics, prototyping and PCB Layouts. I have exceptional skills in circuit design especially using ALTIUM and 更多

$700 USD 在10天内
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6.0
urbito

Hello there! Hope you doing good! If you still need this to be done, be sure to contact me. Lets make something awesome! Greetings!

$750 USD 在45天内
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5.4
binyameen441

Hi There I have checked your project description and understand everything. I am very confident that i can do this project perfectly. Thanks

$555 USD 在10天内
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5.1
designbyatin

Hi, We are Leeway Design Consultants India Pvt. Ltd. We will do the procurement which can be availed from Delhi or China. You can see our products on our website. We have made the products given below: - In 更多

$922 USD 在35天内
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5.1
jitendrabaraiya

I can do your job.

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4.6
smartrabbit

Hi! I am Jordan, new one on Freelancer , a CE products and Disney & Marvel characters toys designer from China. I have over 10 years of experiences in products design, molding and assembly. I have good knowledge of mat 更多

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amrmabdelrahman

Hello Designing such product is not a problem , but to be honest with you this is a big mistake lots of people fall in to , I'm in this field for 7 years now and you are not the first one who ask for such product 更多

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wenzhaoxu

Hi, I am Chinese and live in China. I am expert in Circuit Design/Pcb layout/Micro Controller program. I have more than 19 years experiences. I have developed a lot of products, some of these is used in China High-Spe 更多

$750 USD 在30天内
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Frederick666

My family has great connections with manufacturers in Zhejiang province , been doing international trading for decades,this job will be perfectly accomplished. We do have our own electronic components factory

$666 USD 在10天内
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