Battery charging circuit trabalhos

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    25,056 battery charging circuit trabalhos encontrados, preços em USD

    We have a tested circuit and schematic and Board Dimensions. We need the board to be routed and laid out within our design configurations and to comply with all necessary CE certification parameters.

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    41 ofertas

    I have the code but I do need somes modifications from the backend like the signing system and the transform to a suscription system. I have: Flutter (Dart) entire proyect code and Laravel entire code (including both documentation). What I need: - Transform the user signing system to a Suscription system, - Ads incorporated (for the free version), - Ads free (for the Charging suscription), - Co...

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    Design audio PCB - Spanish based 2 dias left
    VERIFICADO

    Need somebody to design a circuit: Made schemes. Route pcb Assemblie the first unit Test the board Develop BOM Develop Test procedures. If the freelancer works well I provides more work.

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    30 ofertas

    Want someone who can design a electronic circuit which will include a Bluetooth module, a rfid tag and other things. how the system will function will be provided and the circuit has to be designed accordingly.

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    Used for charging cable (include AndroidType-CLightning). Demand. Redesign based on the template provided by our manufacturer. Introduce the topic and slogan" soft is better". Please be noted, check the sample photo. they have three connectors, so at last, you need to hand three files for each. Update according the bids we received. 1. Please keep plain(white) as the main color. no n...

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    I need someone to design a solar powered Airpods which will be suitable for Android phones, which are chargeable and should indicate charging status like blinking Red light to show it's charging and green light when it's fully charged. note: this should be a unique solar based Airpods, please make sure that everything you use should be in budget so that customers can afford it.

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    Design a new website for online pre-booking service for electric vehicle recharge. Features of website : 1. Online booking, 2. Payment option, 3. Reflect current status of booking to both Electric vehicle charging station and also to customer. 4. Show Electric vehicle charging station in website, 5. Booking modify, cancel, reschedule option, 6. Customer log in option, 7. EV Mechanic availability ...

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    Hi Daniil R., I noticed your profile and would like to offer you my project. We can discuss any details over chat. I am interested on BMS for lithium battery

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    First Phase: Need an Electronic Circuit based on MCU. This MCU will do following: ***Interface with 5 inch LCD display (User can select options using touch screen) ***5 button array (user can select option using these buttons also) ***Controls 3 relays ***Takes input from 2 level sensors and display warning sign on screen if any level sensor input is high ***Takes input from 2 flow sensors. Measu...

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    I need services of an experienced electronic design engineer who can design an electronic circuit for me using following steps. 1. Design Electronic Circuit or Schematics 2. Test Developed circuit 3. Revised Electronic Circuit according to test results Please bid with your past relevant experience, software you will use, what test you will recommend for electronic circuit before moving towards ...

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    Hello Jin, my name is Mark. i would like to hire you for a job that will involve designing circuit and PCB. this will be a consumer product, it has to pass certifications for EU,USA,CHINA market. The product will connect to a wireless access point and get some data from a internet server, then show the output on a 5" CTP screen. i will include the data sheet for the display, that have all t...

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    Hello Vladimir, my name is Mark. i would like to hire you for a job that will involve designing circuit and PCB. this will be a consumer product, it has to pass certifications for EU,USA,CHINA market. The product will connect to a wireless access point and get some data from a internet server, then show the output on a 5" CTP screen. i will include the data sheet for the display, that have ...

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    1 ofertas

    I need full model for manufacturing line Production of LED tiles. It is a thesis project, we have the components. 1. Ceramic tile 300/300/10 mm (Base) 2. Led ws2812 6 stripes on each tile 12Leds Per stripe.(sticked to base) 3. circuit board 39/39 mm can be placed any point on the tile.(B/w the Led strips) 4. diffusive layer sheet for Uniform emission of light (between the Led and Glass) 5 glass (o...

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    We are designing a product with varying power requirements. It will be powered from the USB bus. The product will use a USB 2.0 compliant PIC microprocessor however would benefit from the 900mA which USB 3.0 ports can offer, rather than be restricted to the 500mA of USB 2.0. We will use a USB-C connector. We need identification of components and circuit design to achieve this.

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    The app will track of efficiency usage of system sources on installed device. App will analyse of energy usage of other installed apps and send push notification to user about analyzed results. App will present suggestions to the user about how to use apps with lower energy usage. These all suggestions will send to the user with push notifications. For example: whatssapp is using %30 of battery p...

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    a) Derive an expression as a function of W/L for the “on-resistance” of an NMOS switch with the gate tied to V_DD . (Note: Neglect the body effect.) Use a V_DD = 1.8 V and V_t = 500 mV. b) Using Cadence, sweep V_DS from -V_DD /2 to V_DD /2 and W/L with V_G = V_DD and V_S = V_DD/2. The body should be tied to V_SS and L = 500 nm. Show schematic and simulation results. c) Repeat (a) - (b)...

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    Calls logs Management 1 dia left
    VERIFICADO

    Calls logs Management Mobile and Web Base Application Mobile Application ( User Level ) o User Login o User profile o Call recording for Incoming & Outgoing o User can Search Client with Name/Contact No/Ref No o Recording will be start when bell ringing for outgoing calls o After call End, Application will synchronize (Upload) call recording to the server. o Call recording will be done eit...

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    We need to build an IR Remote with the below specifications. It should be able to send IR code which are being generated by ESP32 module. The range of circuit IR Transmitter should be >= 10 meters It should be able to record IR Code from other IR sources. We will require the PCB sample for testing and schematic and layout of the PCB.

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    I want to edit drones images at websites above. I want to someone specialist in photoshop or other image software edit the drone images to be red color like the drones in this link: [fazer login para ver a URL]%8BDouble-Battery/dp/B07T9QRGMC/ref=sr_1_5?keywords=e58+red&qid=1571212303&s=beauty&sr=1-5-catcorr The images to edit are in the links: [fazer login para ver a URL] and [fazer l...

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    Trophy icon Make us a company logo 23 dias left

    I need a logo designed. I the name of our company is habib which stands for integrated Circuit Solutions were an electrical apparatus wholesaler. Logo is HABIB

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    Network card circuit repair 21 horas left
    VERIFICADO

    A network card with 12 ports, 10 ports are good and 2 ports are bad. I think each port is controlled by one embedded CPU and one memory module.

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    Hi Juan Jose B., can I buy an hour of your time to consult on the circuit project we discussed last week? I need a second opinion!

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    The idea is really simple: an office (desk, seat...) to work on a laptop, to do videoconference, which can be packed in a cabin suitcase the main goals - to have a quiet and confortable place to work, anywhere, even outside, even in rainy, sunny, windy weather - with my laptop ideally - I can work several hours inside in good condition: temperature, quality of air, light, comfort... - inside, I ...

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    We are looking for a freelancer who can provide technical specification details for electric vehicle. we need a candidate who can help us in performing theoretical calculations for required volts, Ah, battery pack, motor controller, and motor selection etc..

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    I have a MAX32664 Version A board with peripherals (so MAXREFDES220 in total) and a raspberry pi (2) that I need to link via python. I cannot identigy the board via i2cdetect. I need help on a) the circuit layout and b) understanding the working of the I2C protocol for this application. Who can help me? [fazer login para ver a URL] [fazer login para ver a URL]

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    Hi We are developing the the products which requires power supply that converts AC 230V to DC 40V. We need the electrical engineer who has practical experience in switching power supply design and also have developed the similar power supplies before. If you are a right person, feel free to contact us. But you should pass the simple test. We are waiting for you!!!

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    I have a MAX32664 Version A board with peripherals (so MAXREFDES220 in total) and a raspberry pi (2) that I need to link via python. I cannot identigy the board via i2cdetect. I need help on a) the circuit layout and b) understanding the working of the I2C protocol for this application. Who can help me? [fazer login para ver a URL] [fazer login para ver a URL]

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    25 ofertas
    Build me a parking reserve App 12 horas left
    VERIFICADO

    I need help with creating a reserve parking app for IOS and Android. With this app i want it to have the same pricing cand charging features as uber. My budget is up to 400 - 500

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    We are looking for someone to take a current design that we have and modify it for another use. The current circuit uses a mercury motion switch to turn on an RF tracking transmitter when motion is detected. This circuit uses an SCR to send power to the transmitter when the mercury switch closes the circuit. We would like to modify the design to eliminate the mercury switch and instead use digi...

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    I have designed a circuit to keep the heating element at a constant temperature. The digital part of the circuit is being feed from a 5V LDO which is powered by two 18650 batteries in series and the heating element is directly connected to the output batteries. Also heating element wire(approximately 2ohm) is controlled with an N channel low side mosfet by the microcontroller. When controller togg...

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    We are looking for IoT hardware & firmware design for the following projects: - Remote Tank level monitoring ( water & diesel & propane gas) - Remote electricity consumption monitoring ( home appliances and smart meter) - Smart cities solutions ( water & electricity meter reading, garbage collection...etc ) We need to build the device , firmware and platform . . It is preferable...

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    Need to simplify my electric bike conversion by simplifying tooling : 3D printing would enable us to work faster and more efficiently The job would be to attach a the flat battery plate with screw holes to round tubes on bicycles frames The main challenge is to come up with a solution that is

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    I have not experience with eletrical circuits . I'm looking someone able to create circuit like in attachents file ( better in a small box) for an hobby activity

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    The work consists in verifying an electronic diagram, especially the electric power supply part (automotive compliant), for an electronic circuit with a certain number of sensors (GPS tracking).

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    Mini HTML Mockups Encerrado left

    We require a freelancer to design 20 mini HTML mockups for a mobile device. This will include the following: Current Date / Time of Day / A Custom Greeting / Battery Status / Weather Condition / Weather Icon It does not need to contain all of this information and you no not need to supply the actual working of the above, it can just be a placeholder of text. Must be supplied in HTML and CSS. ...

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    In 2009, I had a small electronic device created, see www.noumic.com. The device works well but needs improvement. Light-mode works great, but sound mode is not quite right. Need new sound options. Battery life is not good enough. Perhaps the device can be made even more responsive! WAYS FORWARD A) I have old devices that can be dismantled, examined, and reverse engineered. Then, with an up-to...

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    Hi, I am using Arduino mega and have attached few sensor and BLE module to it. I need someone to guide me on first determining ( theoretically and practically) the total current my circuit needs to run. And also help me select and connect the right rechargeable battery to my circuit. Simple work! =)

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    Design the schematic circuit for a control system of 6 WS2812 LED strips of 144 LEDs each. In such a way that the array of LED strips can show different pre-determined effects. Project deliverables: - Schematic design in a PDF file - Bills of Materials (BOM) - Design Project Files"

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    I am doing a small embedded project with u-blox NINA-B112 ([fazer login para ver a URL]). Software development with the development kit is ongoing, but I'd need help from an ASIC designer to come up with the actual ASIC layout. In the end I would like to achieve four things: 1. I would like to get a circuit diagram which I can use to order circuit boards from some third party company. 2. T...

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    I want to send notification at a certain time from ESP8266 to mobile phone. This time will be set to ESP8266 from mobile app. when user open mobile app, ESP8266 should send temperature, humidity and battery status data to mobile phone at certain time interval. Communication should be anywhere, even if user is not around device.

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    I need the firmware written for a Cypress PSoC 4200 BLE dev board. Needs: BLE services, Security code checking between app and board (user set on first use) app developer is chosen and has a skeleton , TCPWM signal out to control a servo in two positions (lock and unlock), Battery monitor service with external pin to read from voltage divider. Goes without saying as much power management without s...

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    An experienced Electrical design engineer is required for a project of manufacturing HV switchgear. The job is to produce wiring and termination diagrams. Examples of both termination and wiring diagrams are attached. The candidate shall be able to extract the termination information as well as the type and model of equipment from the available circuit diagrams and catalogues and produce terminati...

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    Rover Photo booth Encerrado left

    We are looking to develop the base for the Rover photo booth. We need to install the battery and can be controlled through remote. It must be strong enough to balance the weight of the system and can move easily. For the reference, link for the video is provided. Need the project in one week. Skills required- Remote control car, Arduino based/Raspberry pie Link of the video - [fazer login para ...

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    Agility Masters Encerrado left

    We are looking to develop a small game for testing the agility. We need to use the Buzzer/Button and a small display board for scores. Any buzzer can buzz randomly and user has to press it and there will be timer that we can set. Scores will be evaluated after the timer watch is stop. For reference, Photo and video is attached. Need the game in a week time, We will have our machine and hardware ...

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    Hello I am working on a concept model of an EMS suit. EMS is electrical muscular stimulation. Our competitor includes Compex, Xbody, Dipulse, etc. Research Compex Mini and Dipulse. If you want to look at examples. Go to: [fazer login para ver a URL] or [fazer login para ver a URL] The goal of your project is to design the electronics part: 1 Study the mechanism of EMS. Research the difference in...

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    Hello, We do some hardware products focused in Tracking, Telematics and Logistics. We need a circuit components and PCB design expert to solve the current leakage that our PCB has when all the main components are off, sleeping mode or stand by mode. Please contact me only professionals with previous experience in this topic

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    Rechargable Key Fob Encerrado left

    I am trying to submit a Provisional Patent Application (PPA) for a Concept that I created for Key Fobs. Vehicles cost so much money yet we still have to wait in line to change their Batteries. By creating a concept of putting a micro USB port on the bottom portion on your Conventional Key Fob and putting a rechargable battery, this allows car owners to charge their key Fobs without waiting in th...

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    I need an Android and iOS app. I would like it designed and built. It is a simple app - basically when the user activates the setting a coloured line appears on their screen and stays on their screen permanently until they change their ‘status’ (from a choice of five colours). Cannot drain battery.

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