|Li+ion battery charger circuit
||...(EAGLE format) and working prototype for charging Lithium Ion/Lithium Poly batteries. The batteries are single...-three-stage LED indicators (power present/fault; charging; ready)
Please provide a BOM and estimated
||Mar 27, 2009
||Mar 27, 2009Ended
|solar lithium ion polymer battery charger with MPP tracking
||...electronic circuit design of a solar powered battery charger The battery charger circuit should accept...charge a lithium ion polymer battery pack with a capacity of about 1500-2500mA. The circuit should also...current requirements) on the battery at times. the circuit must not cause battery discharge in dark condition...
||Feb 24, 2009
||Feb 24, 2009Ended
|calculation related to battery packs
||...if 1000 lithium ion batteries are place in packs like in the picture posted. Draw a circuit diagram for...consumed for charging the whole unit and the battery unit capacity.
Battery type is lithium ion 18650
||Engineering, Electronics, Electrical Engineering, Circuit Design, Electricians
||Apr 8, 2015
||Apr 8, 2015Ended
|RS232 Li-Ion Battery Trickle Charging Circuit Design
||...a Li-Ion battery (single cell, approx 100mAh). Require a very small, inexpensive chipset circuit. Must
||Jul 13, 2012
||Jul 13, 2012Ended
|Lithium Ion Battery Powered LED Light With Solar Charger
||Solar panel powered lithium ion battery with an integrated charger and led driver circuit
||Electronics, CAD/CAM, Microcontroller, Electrical Engineering, PCB Layout,
||Feb 21, 2013
||Feb 21, 2013Ended
|LED Driver and integrated Li-Ion battery Charger Design
||...an LED driver with a Li-Ion battery charger integrated onto the same circuit board.
...LED's in series powered by 5 series - wired lithium ion batteries. (Buck Driver)
at least 5 brightness...the charging part, I need it to charge 5 series Lithium Ion batteries in 3 stages.
The charging input
||Electronics, Microcontroller, Electrical Engineering, PCB Layout, Product Design
||Mar 5, 2012
||Mar 5, 2012Ended
|Lithium Polymer Battery Test Circuit Design
||...comprehensive understanding of Lithium Polymer batteries and circuit design to help us design and build...build a suitable test circuit / rig to test Lithium Polymer batteries ( 3.7VDC 250mAh ) against manufacturers... To determine whether they pass or fail.
The circuit will need to be able to charge the batteries (
||Electronics, Software Architecture, PCB Layout, Circuit Design
||Sep 6, 2014
||Sep 6, 2014Ended
|lithium ion battery charger in matlab
||Flyback converter, li ion battery modeling, PI controller design
||Matlab & Mathematica
||Apr 4, 2015
||Apr 4, 2015Ended
|Electric circuit modeling simulink. Pluse charging Battery
||...about a Battery Pulse Charging (fast-charging) technology. Therefore, I need to model a Lithium Battery...Battery to investigate the charging performance and heat-development. The modeling should be done with Matlab...need support for the modeling the Charging system circuit.
The battery that should be modeld is a NCR-18650
||Engineering, Matlab & Mathematica, Software Architecture, Electrical Engineering
||Jul 4, 2014
||Jul 4, 2014Ended
|Building a USB Charging Device
||...would like to build a USB charging device which is based on a Lithium Ion Battery (Multiple 3.7V UltraFire...contain a charging protection circuit, a 5V 3A DC Converter and a current limiter circuit (2A and 1A)...Furthermore, the circuit will need to some connections to an Attiny Microcontroller to check the battery voltage
||Engineering, Electronics, Microcontroller, Electrical Engineering, PCB Layout
||Aug 28, 2014
||Aug 28, 2014Ended
|Battery charge Manager
||I need a circuit design to charge a lithium ion mobile battery(1500mAh 4.2V). The circuit should be able...a microcontroller. It should cut-off charging when the battery is full,it should also sense the guage...guage.My device is always connected to mains so battery should be used when the power goes down and should
||May 15, 2014
||May 15, 2014Ended
|Supplier for Lithium-ion Batteries
||Need 36V 10Amps Lithium-ion Battery for electric bike.
||Product Sourcing, Manufacturing, Supplier Sourcing, Product Design
||Feb 4, 2015
||Feb 4, 2015Ended
|lithium ion batttery charger
||...9V, 1A for the converter which will charge the battery model developed. have to make a charger with the
||Matlab & Mathematica, PDF, Maya, Mathematics, , OCR
||Apr 4, 2015
||Apr 4, 2015Ended
|looking for who can sell Lithium-ion Battery
||we are manufacturer of Lithium-ion battery in China .website is www.nbsjne.com
we are looking for
||Mar 21, 2014
||Mar 21, 2014Ended
|Design Specialised Li ion battery Charger
||...faster charger for our battery packs that charges each of the 12 cells in our battery packs individually...individually to 3.6v.
The cells in our battery pack can be charged at 3 Amps as a standard charge or up to 10...charges each cell individually at least 3 Amps. Our battery packs are just 12 cells in series with a balancing
||Electronics, Electrical Engineering
||Mar 1, 2011
||Mar 1, 2011Ended
|Battery charging Expert
||Looking for expert in Battery charging. Specifically li-po and li-ion battery.
We have using TI charger...and our battery and load. Charger seems to work inconsistency. It charges 2.5mili Amp battery in few minutes...minutes but when we use battery it discharges very fast even our board consumption is small .
||Electronics, Microcontroller, Electrical Engineering, Embedded Software, PCB Layout
||Jul 9, 2014
||Jul 9, 2014Ended
|Design Charging Circuit Schematic
I need a charging circuit designed for a lead acid battery and solar panel. The solar panel...panel puts out 5 Watts / 5VDC. The battery I need to charge is a sealed lead acid 4VDC 9AH. You can use...use the TI BQ24650 to charge the battery (see attached app note) and use MICREL linear voltage regulator
||Electronics, Electrical Engineering, PCB Layout
||Jan 8, 2013
||Jan 8, 2013Ended
|Analysis on solar charging system using buck converter with voltage mode controller
||...need a solar circuit,buck converter circuit,battery circuit, voltage mode controller circuit and current...current mode controller circuit.
i want a various output to do the analysis by comparing the voltage mode...battery.that is why i am using the battery circuit(lithium - ion type).
i want you to write the thesis
||Engineering, Electronics, Software Architecture, Electrical Engineering
||Apr 20, 2013
||Apr 20, 2013Ended
|Lithium-Ion Polymer Cell Design Consulting / Sourcing
||I am looking for a Battery Guru / Expert.
We have a wrist wearable communications device design and...understanding and identifying a solution for a custom battery solution that would fit our design and power requirements
||Product Sourcing, Manufacturing, Supplier Sourcing
||Mar 14, 2012
||Mar 14, 2012Ended
|Design a Circuit Board
||... Multi Cell Lithium Ion Batteries
2. Lithium Ion Protection Circuit Module
3. Battery Management System
...MicroChip and On Semi ASiC chips and design a circuit board as per our specifications.
||Mechanical Engineering, Electrical Engineering
||Jan 25, 2015
||Jan 25, 2015Ended