Ion battery charging circuit schematic trabalhos


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    I have designed a camera for use by orthodontists. Please visit [fazer login para ver a URL] The camera needs improvement which entails the addition of "strobe" LED lights on the perimeter of the diffuser. I wish to use the existing (biult-in) strobe on the camera to trigger the LEDs. I have experimeted with a light actuated circuit. Now I need to add something like a IGBT to switch ...

    $51 / hr (Avg Bid)
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    25 ofertas

    I have two circuits that I need to check. Both circuits are designed in easyEDA Circuit 1: Check schematic if it is well designed Modify the pcb if necessary (although I don't think it's necessary) Generate bom file according to pcbway specifications The design contains esp32, gprs a6 ai-thinker, sd card, 4 relays, 1 multiplexer, and other small components, it is not a complicated desig...

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    Looking for assistance creating electrical design information for a nightlight, with the purpose of providing to a manufacturer for bidding. Needs: -Electrical schematic -Wiring Diagram -Simple Parts list High Level Design -Night light with 3 LED lights (~10 lumens each) -A sensor to detect motion before turning on Optional -Light sensor -some way of leaving light on for X seconds after turnin...

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    For a Vert simple circuit, Create PCB drawings and layout, Schematics, BOM, Gerber Files I have already have the 3D File for the layout I want and components, need to prepare it for production. I will provide STP File to the chosen provider, See attached image for ref

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    The project is composed from: 1. Arduino Nano 2. I2c lcd display 3. Led as output 4. 2 push buttons How it need to work: 1. when a bluetooth device (phone or earphone or other) is near hc05 to display its mac adress on lcd 2. if i push button 1, this bluetooth device mac to be stored to arduino 3. if a bluetooth mac is recognized when is near the hc05 as stored, led will be on - but when the d...

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    Hello I need a vertical ion-slide with pagination in alphabetical order in Ionic 4 as it appears in the video. This is a very small task for an Ionic Developer.

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    Hello i have a smps circuit which is can changeable voltage with analog pot,i want remove analog pot and make control with button control,and i need panel meter with is can see show with 7 segment voltage and current for more detail please contact with me Do not give bid from Pakistan or india

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    SHOW RELATED SAMPLES FIRST >>> Restructured project. We have a requirement to develop two devices. First device streams audio from an input device over Ethernet into a HomePlug module Second device connects to first HomePlug module and receives Ethernet stream, decodes audio stream and outputs to audibly. Looking for a developer with experience of the following: - HomePlug modules ...

    $250 - $750
    $250 - $750
    0 ofertas

    Your job would be to create an ardunio program, setting up a simple menu control system on an LCD display for a stepper motor. Once your bid has been accepted, I'll provide additional info & a circuit diagram, arduino libraries and realtime feedback if needed for compiling code and pushing updates.

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    Customised board Encerrado left

    I want a customised board with chip reader and magnetic strip reader and onboard keypads, with LCD and battery connector, usb (charging,data up&download),with printing fuction

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    10 ofertas

    I am looking for a Spanish translator to help me translate (in text) one agreement contract (4 pages only). If this is you, I need the following information: Name: Location: (City and Country) How long will it take you to deliver the text translation? How much are you charging to do this? (Fixed Price only please) From 1-10, 1 being the lowest and 10 being the highest, how would you rate your En...

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    We need a fanless PC to run from a solar powered battery for remote application. Must be capable of running at 55°c Software will run on windows 10 [fazer login para ver a URL]

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    Easy one but I dont have a lot of time at the moment. At the moment I have a VM Server running XCP-NG on a laptop. I need the server (laptop) to detect when power is lost and run the attached script which will begin the shutdown of all VMs the server is running before it shuts itself down. I require a script to be built for CentOs7+. The script will: Check AC power is applied every X minutes....

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    Hello, I need your help with that simulation. I need to simulate a case where first, it should read the 4 digits from keyboard. Then It means case is locked and it will be unlocked again if you input that digits again. If it is locked, 7 segment will display L and if not it will display U. And also there will be master key where you can unlock immediatly. The circuit to be implemented is a simple ...

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    PCB design Encerrado left

    I need to design one circuit. this is long time, if you want, I will do this task hourly.

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    I have developed this design as a novice with the intention of creating a white noise signal ranging from 1-1000MHz. I just want you to verify the design, make sure all the components are correct and it is ready for prototyping?

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    I need assistance in converting portions of an existing schematic (see attached PDF) of a carrier board provided by the manufacturer of the SoC into a KiCAD Eeschema schematic. The portions I will need for this carrier board include the Ethernet connectors, CAN bus connectors, power supply, voltage protection, and mini-PCIe connector. I am in the process of transcribing the schematic, so wheneve...

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    The project task is to make a bidirectional 3-phase interleaved D/DC converter with 48V input and 600-800V output. There is an application circuit to use as template. The project use a Freescale microcontroller programmed in C.

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    currently we are using json we want convert our orientation with CBOR/ION , with less memory, relevent generalised parser for the above

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    Altium Schematic and PCB layout are made in this project. We have a design with PIC32 MCU and ethernet controller (motherboard). For this board we want to build an adapter board with quad icd programmer (using GPIO pins of the daugtherboard) and spi based io chip (MAX11300 family) to drive needle pins for the test adapter (about all the io of the MAX11300 will be needed per board, so total of 4...

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    [fazer login para ver a URL] detail: 1)We will provide a free sample and send it to you. 2)We need video producers with fishing experience. 3)Please contact us if you have any questions. 4)Product link:[fazer login para ver a URL] 2. Product/brand information 1) Brand name:oddfisher 2) Category:Fishing 3) Product character: [fazer login para ver a URL] Swimming Lure uses a simulated fish swimming...

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    circuit Lab report Encerrado left

    i need a circuit lab report with using a matlab for graphing , might need simulation using multism or any alternative ..

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    Build me an App Encerrado left

    We require an App to support a new generation of phone charging platform. Please see the attached brief. You will need a good understanding of the battery management systems in mobile devices. Please provide evidence of this in your response.

    $1955 (Avg Bid)
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    Process: Schematic to be done first and approved, followed by PCB layout to meet [fazer login para ver a URL] manufacturing guidelines. Details: Design must be done in Eagle. Spreadsheet shows pin to plug assignments in conjunctions with attached sketch showing approximate expectation of PCB layout. The intention is to keep the PCB on a 2 layer board and small but make sure there is enough spa...

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    I need a phone case that has a slot for an LED Light, battery, button, and possibly small pcb board or resistor. I need this within the next 24 hours and revisions after it is printed.

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    Hey there! We hiring architecture students and young graduates to join our design team. Responsibility - Conteptualizing designs, Schematic planning, Project documentation, 3d Modeling and architectural details. Autocad, Sketchup & Adobe is must.

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    Circuit design for integration of LiFePO4 3S batteries to a solar charge controller using the available products in the Indian market. Solar Source- 100W

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    Need to make some changes on an already finished open source battery menagment system, MCU needs to be changed and some small pcb design and coding needs to be done as well Documentation about the needed changes will be given [fazer login para ver a URL] Budget is flexible

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    Hello dear freelancers. I need firmware for STM32F103C8T6. The electrical circuit of the device is shown in the attached file. As you can see, the microcontroller is connected to the Raspberry via an SPI interface (note - the CS (SS) line is not used). Also, two UART-RS485 converters are connected to the microcontroller (in the figure, the connection lines are circled by ovals). Firmware Requirem...

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    Project for Ion S. Encerrado left

    Hi Ion S., I have a good job for you

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    I want to use NFC tags to log entries at specific moments in time. As in, I want it to be able to output a spreadsheet of Date, Time, Tag ID, Phone ID. To be used with Android phones (each with an assigned ID code). Purpose: security control to make sure the personnel go around all the checkpoints (defined by NFC tags). Everyday a security guard will patrol a given area passing through several che...

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    Need to simulate in Multisim 14.0 6 IGBT IXBX55N300 6 Gate trigger IC TC 4422 Single Load 4R Simultaneous triggering of three series stages and each stage is consists of two parallel IGBT, so the total number of IGBT is 6. A circuit diagram is attached here.

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    We have a schematic for an analog circuit that we need to build into PCB and final product. But what we have built is working but induces a lot of noise of varying frequencies. We need to remove the noise from its sources (EMI/RFI, ground loop, power line etc...).

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    I know this is a bit vague. I frequently have projects I need scripts written doing queries on MySQL databases for projects I am working on. I am looking for someone that can work on a small per project basis building reports on various conditions in different databases I have. These typically would run as a cron on one of several linux systems I have. The code can be written in PHP, Perl, whatev...

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    Hi Luis! I'm brazilian and starting a project to build a "2d shooter" game. I'm using Corgi Engine asset platform in unity. I need to understand how to accomplish some basic things with it, like modifying some character behavior, replacing sprite assets, and other general doubts on Unity. I'm thinking about having a screensharing meet with you, so I could learn those thing...

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    I'm looking for someone to design a circuit for a NC/NO impulse inverter. I have a manual and internal pictures of a commercial device that is a both an impulse distribution box and inverter (See attachment) This box takes either a NC or NO input signal, and then has 5 outputs for distribution, with 4 of the outputs having an extra socket to also get the inverted output. Although I only ne...

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    Software for "Development of a Battery Bvmonitoring system for a drone" Changed Hourly Rate

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    MatLab Project Encerrado left

    Creating Electrical circuit that will generate max and min power in Matlab.

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    Requirement of Tyristor module power Switching circuit

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    Hey I am looking an electrical engineer. We can do a project on Circuit design.

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    I have a board that requires layout. The schematic capture was completed in Kicad capture. Layout instructions for mechanical placement provided. Looking for quick turn, 2~3 days Fairly simple board, some high frequency lines for video,a power circuit, several connectors. Please send qualifications and availability. I will provide design files to qualified applicants for final estimates.

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    Need help in VLSI design Apart from the report, the WinSpice circuit files is also needed. If you have knowledge of above, let me know. I will share details with you.

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    POWER AMPLIFIER Encerrado left


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    I have an existing small project that need some changes now and in the future. It's a small pcb design with esp8266 and some other passive and active components running on battery. Not much job, but if you are doing good, i will be offering more bigger projects. The payments will be by Milestones. Don't bother about the 10usd

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    Help to install Mac OS X macOS Catalina 10.15 on Lenovo V330-15IKB My Specs. Lenovo V330-15IKB 15.6 81AX012SUK Intel Core i7-8550U 20GB RAM 2TB GB NVME 500GB SSD Intel UHD 620 / AMD Radeon 530 2GB Graphics DW1830 WIFI Card. Things to be done DSDT + Vanilla Intel UHD 620 Graphics QE/CI on Laptop Screen and VGA USB 3 and USB-C Ports Realtek Ethernet Sleep, Restart, Shut Down DW1830 Wifi Bluetooth Ba...

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    BMS Specifications: Cell Configuration - 14S ( two battery packs of 7S connected in series). 2 common ground wires to the BMS port. Cell Configuration(P) - 16P in each pack. Cont. Current Rating - 50A Peak Current Rating - 80A Protection(s :OC/OV/UC/SC), temperature monitoring, passive balancing, loss of cell measurement protection SoC and SoH calculation. ...

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    Copywriter Encerrado left

    Our client, a publishing company, is seeking a talented Copywriter for an ongoing opportunity with part-time hours. The ideal Copywriter will be able to create branded emails, native features articles, and integrated campaign modules to drive traffic. This role is 100% remote. Copywriter Responsibilities: Creating small 70-character, social media, and internal drivers. Creating branded e...

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    Hi, I need someone who does testing on batteries and product design

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    Facebook Ads help Encerrado left

    I have a facebook page account to promote Ads, the problem I am facing is facebook is not charging my credit card, every time I try to make a payment it fails, I have called my bank and they tell me they see no problem. If you can help me out with this please bid.

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    SINGLE LED SIGN Encerrado left

    Hello there, I am looking for a small circuit with the following features, I am not sure if we need to use joule theif circuit but leaving upto the developer to suggest on it Features: [fazer login para ver a URL] with battery for 3 to 6 month of life [fazer login para ver a URL] have on and off switch [fazer login para ver a URL] sensor to turn on in night if switch is on Required: Schematic ...

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