Lithium ion battery charging circuitработы

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    30,378 lithium ion battery charging circuit работ(-а,-ы) найдено, цены указаны в USD

    Предоставлю размеры тумбы на колесиках, с описанием расположенного внутри оборудования. Нужно получить - Реалистичное изображение с открытыми (видно оборудование внутри) и закрытыми дверцам. - Векторное схематичное изображение. Примеры приложил. Тумба на колесах 800 ширина 800 глубина 1400 высота Внутри три полки равной высоты. У верхней полки свои двустворчатые дверцы. У двух нижних полок &ndas...

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    Hello! I have a device with USB ports for charging. I need my Arduino Pro Mini to detect if one of the ports is using for charging (Charging right now or not). Scheme of the ports in the picture. I hope the decision will be cheap. I need the scheme and the components.

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    Trophy icon Book Cover ( in Russian) Завершено left

    I need a book cover design with Russian text if you need google FONTS [войдите, чтобы посмотреть URL] Use google translate if necessary---- [войдите, чтобы посмотреть URL] __________________________________________ !!!!!!!!!!What Book is About:!!!!!!!!! This is a manual for Freight Dispatchers ion Russian ----------------------------------------------------------------------------------------...

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    Гарантированный
    Project for Ion Gabriel T. Завершено left

    Здравствуйте, Ion Gabriel T.! Я обратил внимание на ваш профиль и хотел бы предложить вам свой проект. Мы можем обсудить детали в чате.

    $250 (Avg Bid)
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    1 ставки
    Перевести в вектор Завершено left

    Проект предназначен для поиска дизайнера для постоянной работы (сначала загрузка будет небольшой - около 1 проекта, как в данном задании, в неделю, потом, возможно, больше). Необходимо перевести картинку в вектор, несколько изменив внешний вид рисунков. Сделайте лучшее и красивее на ваш вкус :-) We are looking for a designer for permanent work (at first the charging will be small - about 1 proj...

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    Требуется написать программу управления лампами накаливания. Необходимо управление 3-5 лампами накаливания. При нажатии кнопки должна включаться соответствующая лампа. Через случайные промежутки времени от 0 до 1 минуты, лампа должна мигать случайное количество раз, со случайной интенсивностью и скоростью, после чего яркость лампы должна установиться на случайном уровне. При повторном нажатии той...

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    Statement of work: The development of plug-in for calculating and charging fees partnership with the possibility of issuing the required number of levels: Functionality:   The possibility of exhibiting in the plugin settings (on the server): 1) Groups - the Group's customers, which are covered by a plug. 2) Symbols - Trading Instruments, to which the plug-in. 3) Tier 1 - Per...

    $640 (Avg Bid)
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    Съёмка рекламного ролика нового девайса Необходимо снять рекламный ролик устройства Примеры: [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] С другими примерами возможно ознакомиться здесь: [войдите, чтобы посмотреть URL] В видео, продолжительностью 2,5-3 минуты необходимо рассказать об устройстве, показать его внешне, принцип его работ...

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    We need 6 OPI (over the phone interpreters) where 4 of them should be medical interpreters and 2 non-medical interpreters in each language pair. Talents should meet the following criteria: • Must be fluent in English and Native on target language/s, CEFR level “C1 , C2, B2 only • Minimum one year of experience in telephone interpretation • Must be available to work at minimu...

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    Attached is the old file Midi driver used for Yamaha keyboards before Big Sur: [войдите, чтобы посмотреть URL] This outdated driver needs to be updated to work specifically with Apple Silicone on the new Mac Mini 64 Bit Don't pay attention to the price- I had to put ion something that we will have to figure the price since I haven't reviewed the source code.

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    Looking for an experienced PCB designer for a small project involving led grow lights. Looking for someone who can check the information and, in case, suggest proper corrections. He will design a PCB which has two separate circuits, the Far Red led circuit and the Photo Red led circuit: circuit one: - no. 4 Photo Red 660 nm led, Cree inc. part number XPGDPR-L1-0000-00G01 (4 led in serie, max c...

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    Project for Andrey S. 9 дней(-я) left

    Hi Andrey I am looking for someone to work in DipTrace converting or improve if needed simple circuit from through hole to SMD components and recommend component that are easy to source from AliExpress or similar. In future we have other projects we are working on

    $100 (Avg Bid)
    Соглашение о неразглашении
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    Project for George Z. 9 дней(-я) left

    Hi, I have read about you on Particle forum I am hoping that you could help me with design of a PMIC and fuelgate for Particle B523 IOT unit. I need following: DC power input 5-24v dc Solar power - maybe the same input as DC power Battery connection 3.3V and 3.8V output for B523 (on/off) 16V output min. 40mA for 2x4-20mA analog inputs Fuelgate is this something you could help me with ? How to pro...

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    Muting audio signal 6 дней(-я) left

    I need a simple electric circuit for muting audio signal without pops or peaks

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    I want a combination of dtmf receiver, dtmf decoder and dtmf motor driver circuit combined in a single circuit board to control a drone

    $65 (Avg Bid)
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    I want you to design or simulate a given circuit in the photo file attached on proteus or any circuit simulation software, nothing extra needed just replicate the given circuit in file on proteus . Nothing extra demanded. Anyone who can do the work in less time and rate should bid. Please respond asap.

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    Circuit Design-audio power amplifier -- 2 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Design an Audio Power Amplifier with following specifications: 1. Power Output: At least 10 Watts with a 6.2 OHM fixed load. 2. Overall Efficiency: Greater than 50% 3. Frequency range: 20 Hz to 20 kHz 4. Distortion: Less than 0.5% at full power output 5. Input signal less than 100 mV (R.M.S value) and input impedance greater than 10 k OHM In addition to the design specifications listed above, you ...

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    Arduino BLE Mesh Project on Gas Sensors 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I need to connect two gas sensors to one arduino, power them with one battery, and let a mesh of such Arduinos send their gas sensors' data to the computer wirelessly and simultaneously. The following components have been chosen by me: 1. Arduino Nano 33 BLE 2. Sensor A (3.3V TTL level RS232, supply vol 4.5 - 5.5 V), sampling rate 1 reading per second 3. Sensor B (3.3V UART), sampling rate 1...

    $520 (Avg Bid)
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    design for social media posts ( arabic/english) 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I need some graphic design. social media posts with very high quality and immediate action I need charging per image

    $5 / hr (Avg Bid)
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    Design a PCB Planar Transformer in DipTrace 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Important --------- Uses Fractional Turns - See the paper "How to Design a Transformer with Fractional Turns" by Lloyd H. Dixon, Jr. [войдите, чтобы посмотреть URL] Page R6-4 has the winding layout for obtaining the 1/2 turn while minimizing leakage inductance. Work ---- 1. Design the PCB for a PCB flyback transformer for SMPS use. The transformer "windings" are to be comp...

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    I need an Aurdino Engineer 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I need an Aurdino Engineer to design a custom circuit

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    I need someone that has knowledge on making a specialize battery electrical transfer cable. Once you sign the NDA form, I will explain my concept to you and I hope that you will have knowledge on how to build my concept. I will need a document and illustration made for the concept.

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    Project for Ali G. -- 7 8 дней(-я) left

    Completion of the design system. include the following specifications USB input 5 volts for charging. and 220 volts output. the battery inputs are as follows two inputs to charge the battery 25.2 volts. two 5 volts inputs to charge the system from the battery. they need to have a switch meter to charge when the battery energy goes low 10% in one of the battery. so it switch to to the next batte...

    $250 (Avg Bid)
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    1 ставки
    Project for Ali G. -- 6 8 дней(-я) left

    Completion of the design system. include the following specifications USB input 5 volts for charging. and 220 volts output. the battery inputs are as follows two inputs to charge the battery 25.2 volts. two 5 volts inputs to charge the system from the battery. they need to have a switch meter to charge when the battery energy goes low 10% in one of the battery. so it switch to to the next batte...

    $250 (Avg Bid)
    $250 Ср. ставка
    1 ставки
    Project for Ali G. -- 5 8 дней(-я) left

    Completion of the design system. include the following specifications USB input 5 volts for charging. and 220 volts output. the battery inputs are as follows two inputs to charge the battery 25.2 volts. two 5 volts inputs to charge the system from the battery. they need to have a switch meter to change when the battery energy goes low 10% in one of the battery. so it switch to to the next batte...

    $250 (Avg Bid)
    $250 Ср. ставка
    1 ставки
    Circuit Design on Tina-TI -- 2 5 дней(-я) left
    ПОДТВЕРЖДЕН

    Design and simulate a power supply that is able to take 120 Vrms input signal and deliver a nominal 5VDC output at 25mA with ~1% ripple at the rectifier (e.g. before the regulator). Note that your power supply must contain a rectifier and a regulator circuit. No restriction is imposed regarding which rectifier topology to use. In your design phase, you can use any value of circuit compone...

    $40 (Avg Bid)
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    Electronics project on Tina-TI 5 дней(-я) left
    ПОДТВЕРЖДЕН

    Design and simulate a power supply that is able to take 120 Vrms input signal and deliver a nominal 5VDC output at 25mA with ~1% ripple at the rectifier (e.g. before the regulator). Note that your power supply must contain a rectifier and a regulator circuit. No restriction is imposed regarding which rectifier topology to use. In your design phase, you can use any value of circuit compone...

    $250 (Avg Bid)
    $250 Ср. ставка
    1 ставки

    I need an embedded system designer to design a nano PCB to control following component ( a brush motor , led light, Infra Red sensor for collision detection , Altitude sensor , RF sensor for command ) . Having power source from a lithium ion battery and charging circuit for that . The circuit should be very light weight .The controller should be programmable to control all components . The designe...

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    Every circut 5 дней(-я) left

    I need someone to help me in making an every circuit traffic light project. They have to be very familiar with every circut and the ideas in there

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    To generate a design with its principles, state definition table, state transition table, state diagrams, data flip flop, K maps, a circuit for Quartus simulation. Can be done on paper too. Thank you so much in advance

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    Build me an app 5 дней(-я) left

    I have made a SmartPlug focused at mobile phones to improve their battery performances over a long period of time. The SmartPlug is operated when the user plugs in their mobile phone charger in it. The SmartPlug stops charging the phone based on inputs by the user. The SmartPlug does this with the help of microcontroller and relay. The inputs by the user are set on an app on the mobile phone that ...

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    LT spice, electronic circuit (two port, Transistor) -- 2 5 дней(-я) left
    ПОДТВЕРЖДЕН

    i want long term employee. iff you are expert, please bid here. its low budget project

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    Its my first time writing a little bit more than basic program for 1 part of a course I am on. I have built the circuit how I want it and constructed what I believe to be most of the code to make it work as per the screen shot of the Program requirements. I need help with: 1 - Any minor errors that I will have no doubt have made to what I have done 2 - Help with the last 3 comments on the Screen...

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    I would like to charge 32650 Lifepo4 batteries in a 12-volt system and pass ethernet through. Also DC input for charging without POE and if we could include a BMS with temp protection, over-discharge current, Overcharge current, and over-under voltage protections. I can always add this separately.

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    IC Physical design engineer 4 дней(-я) left

    Our client a leading semiconductor based in Europe are seeking an IC Physical Design Engineer for a minimum 6 month project This project will be fully remote for the duration. Skills/Experience - Digital Back End design flow Cadence/Synopsis Circuit/Physical Design Place & Route Experience with UNIX Scripting Perl, Python, Bash RTL architecture synthesis VHDL/Verilog - Digital Circui...

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    Project for Abbas J. 7 дней(-я) left

    I would need your help with some transistor (NPN, PNP; CMOS, ...) and diode circuits. The circuit should take 15min max to solve. Are you interested?

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    Project for Bijan M. 7 дней(-я) left

    I would need your help with some transistor (NPN, PNP; CMOS, ...) and diode circuits. The circuit should take 15min max to solve. Are you interested?

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    1 ставки
    Build a circuit in multism 4 дней(-я) left

    Design a 4-bit synchronous irregular counter in the following sequence : 0,4,7,9,11,10,2

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    Need a Prototype and electronic oscillator circuit designer to design a 1.77Mhz, Vp-p of 100V oscillator for a humidifier circuit. The design needs to be accurate for 1.77Mhz and 100Vp-p. Do not need design just in the software. Need a working prototype for the output checking. The Oscillator will run a 1.77Mhz ultrasonic Piezo which will vibrate for humidification. We have already tried creatin...

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    I have a product for sale and the Chinese manufacturers have given me the raw .stp file of the product and I need to do some promotional work with it. However, the 3D file is just the basic structure of the product and is not in my brand colours, logo or style. This would be a two part project project (and hence 2 milestones): Part 1 - is simply adding my branding and colour scheme and making the...

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    android project 4 дней(-я) left

    I need someone to do an android project with only three activities, and must connect to database, also contain tow of any (maps, sensors, battery management, camera or phone). plus fill the template

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    Riskin Android application 4 дней(-я) left

    Riskin Android application [войдите, чтобы посмотреть URL]

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    No experience required — Arduino (C++) or ESP32 (MicroPython) 3 дней(-я) left
    ПОДТВЕРЖДЕН

    You do *not* need any experience. You do *not* need an Arduino. Also, you do *not* need an ESP32. If you are very intelligent and if you solve engineering problems scientifically then I will pay you to learn C/C++ on Arduino or MicroPython on ESP32. You will help me build a consumer IoT (Internet of Things) product. Please read the section entitled, "HOW TO APPLY FOR THIS PROJECT&qu...

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    Need someone to be able to film, drone, and live stream 3 on 3 hockey OUTDOORS in January (ie. will be cold, so equipment and battery maintenance is important)

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    Местный
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    Circuit + PCB design + Firmware for BLE shunt 3 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi We are looking for help with designing a Shunt with Bluetooth sender. If you are fluent in Circuit Design and PCB design and firmware for the same please contact me for a discussion

    $2617 (Avg Bid)
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    STM 8 bit Programming 3 дней(-я) left

    Key Requirement: *The freelancer should be based out of India* as we would need to courier the components to him/her for this project We have an existing functional PCB based on STM8S003F3P6, Switches, push button, Servo-motor, Motor, H-bridge Motor control IC (L293d), Transmitter & receiver (NRF24L01 2.4GHz), LED, Potentiometer. We have list of expected outputs from the system. We need some...

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    Circuit and system 3 дней(-я) left
    ПОДТВЕРЖДЕН

    I need someone who have a knowledge in LTspice program

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