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Powerful Flashlight Driver -- 2

I'm looking for a bright electrical engineer that can design a powerful but efficient ~40,000lum flashlight driver/step-up convertor that can be controlled using PWM.

Input voltage: 4*18650 Battery 14.8v

Driver Design:

PWM control input (on/off, dim, strobe)

40mm-45mm diameter PCB

Spring in the center and ground ring around it for direct contact to power (see attached pictures)

Overheat, open load, and under-voltage protection.

LEDs PCB Design:

9 X Cree XLamp XHP70.2 LEDs with 6v

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40mm-45mm diameter PCB

The PWM signals should run on the main power and ground on the flashlight to control the driver.

Good reference driver design:

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Taidot: elektroniikka, sähkötekniikka, Piirisuunnittelu, Electronic Design, PCB Design and Layout

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Tietoa työnantajasta:
( 45 arvostelua ) Canada, Canada

Projektin tunnus: #26862336

24 freelanceria on tarjonnut keskimäärin 505$ tähän työhön

shahbaz1980

Hi There, I am experienced electronics engineer having 15 years of R&D experience. I will design the flashing light as per your need. Please feel free to contact. Best Regards, Shahbaz.

$800 CAD 15 päivässä
(50 arvostelua)
6.8
consultotal

Hi i'm engineer, VLC, Internet of things, machine learning, networking, lighting, power distribution, automation and control expert, i have experience working in electromechanical systems and control - design and build Lisää

$2000 CAD 30 päivässä
(11 arvostelua)
5.5
Mestek

hello i am a computer engineer,i have masters in computer engineering,i have experience for more than 8 years in arduino and electronics i can make to u the required Powerful Flashlight Driver and will deliver to u all Lisää

$333 CAD 5 päivässä
(28 arvostelua)
5.5
oscar10gool

How are you today? I have read your description carefully and your project was really interesting to me. I am ready to start for your project now I have been working for more than 15 Year in the field of Electronic eng Lisää

$500 CAD 7 päivässä
(6 arvostelua)
5.2
avigupta0061

Best PCB Design Expert at your doorstep! Dear Client, I couldn’t stop myself from bidding after going through the description as they are an exact match with my skillset and experience. I have experience in Powerful Lisää

$500 CAD 2 päivässä
(10 arvostelua)
5.2
hsh564cf84accd96

We will do your work Hi my Professional Aim is: (Services then Solutions then Satisfactions) I hope you are [login to view URL] an experience in this field from last 5 years i am sure i can do it perfectly with in a time and bud Lisää

$250 CAD 7 päivässä
(44 arvostelua)
5.1
bradbas

Hi, Thank you for posting. I have 30+ years of Electronics Engineering experience in both Analog and Digital Electronics. I have extensive experience creating schematics and printed circuit board designs. I defi Lisää

$500 CAD 7 päivässä
(4 arvostelua)
5.1
a232004

Hello_dear_project_owner;Thank_you_for_posting_that_project;You_can_read_about_me_below; About_your_project I_am_doing_schematic,PCB,SW\FW_design_every_day_(I_design_and_make_industrial_electronic_equipment_–_Ultrasoni Lisää

$250 CAD 7 päivässä
(24 arvostelua)
4.7
OhSangHeui

Dear Sir I am very interest in your job as an experienced engineer. For 10+ years, I have been working in this field and you can see my experience in my portfolios. I have a good experience to design many project simil Lisää

$500 CAD 7 päivässä
(3 arvostelua)
4.5
(20 arvostelua)
4.9
jvalenzuelavega

Greetings! i am the professional electrical engineer, rich experience in PCB design, circuit desing, simulation, manufacture. I can satisfy you. more in chat. thanks.

$500 CAD 7 päivässä
(9 arvostelua)
4.6
HarimohanG

Dear Client, I have read and understood your requirements and could do it for you in the least time and utmost superior quality. I have experience in Powerful Flashlight Driver and could design it for you as per your r Lisää

$500 CAD 2 päivässä
(1 arvostelu)
4.2
Andrii0125

Hi. I am an electronic engineer with rich experience in high power LED driver design. You will see my previous led driver working on my profile. I understand your needs and I am very confident on this project. Please l Lisää

$500 CAD 3 päivässä
(9 arvostelua)
4.3
Mauricio768

Dear Client. I have just read your job description and your project is really interesting to me. I have many experiences working for 12+ years with Circuit design, PCB design, manufacturing functional prototyping with Lisää

$500 CAD 3 päivässä
(9 arvostelua)
4.4
macroenergy

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 design, Lisää

$250 CAD 10 päivässä
(4 arvostelua)
2.9
Adeel2k14

Hope you are fine. I have understood the project description, i am 100% sure i can complete your task. I have made number of small size power PCB, my major expertise are in power electronics and i am fully confident Lisää

$250 CAD 2 päivässä
(2 arvostelua)
3.1
etalhak

Hello, I am an electronics and telecommunication engineer and I have solid background in power electronics. So far I have designed many LED lightining projects. I have checked your pictures I can design one of them for Lisää

$330 CAD 7 päivässä
(3 arvostelua)
2.5
jerrycomia17

Hi, I'm Jerry Comia, licensed electronics engineer specialized in automation and product designs. As I've checked your details, I can definitely design your required PCB with the capability of PWM as I've project bef Lisää

$278 CAD 5 päivässä
(1 arvostelu)
1.2
FenixPCBDesign

Hi. I'd like to discuss more about your project. I have an experience in hardware design with all output files,for mass production like BOM, Gerber, Assembly, etc... Please contact me if you're interested in cooperati Lisää

$500 CAD 7 päivässä
(1 arvostelu)
1.0
udid

I have 11+ yrs of experience in Electronics Manufacturing industry. I can design circuit as well as PCB required for your project. I have designed multiple Driver PCBs earlier and have good knowledge on it.

$650 CAD 7 päivässä
(0 arvostelua)
0.0