LC709501F – Li-ion, intelligent charge controller for next-generation power banks
IC

LC709501F – Li-ion, intelligent charge controller for next-generation power banks

by Graham Prophet @ edn-europe.com: ON Semiconductor has introduced a highly integrated single chip power bank charge controller for the development of next generation Li-Ion powered products. The LC709501F provides broad power and voltage/current output range of 5V, 9V and 12V...

Continue Reading
2065
Views
0 Comments
Lithium-ion battery fires: 7 solutions for improved safety
Power

Lithium-ion battery fires: 7 solutions for improved safety

Steve Taranovich discuss about various ways to enhance Li-Ion batteries safety. Typically, Lithium-ion batteries are safe and reliable. Just think about the $28B market they had in 2013 with a relatively small amount of fires and explosions. But every fire and explosion incident has...

Continue Reading
1746
Views
0 Comments
60V-input battery charger; Pb-acid & Li-ion charge algorithms up to 20A
IC

60V-input battery charger; Pb-acid & Li-ion charge algorithms up to 20A

LTC4013 is a highly integrated, high voltage multi-chemistry synchronous step-down battery charger controller. With a wide input voltage range that spans up to 60V, the LTC4013 uses temperature-compensated 3- and 4-stage charge algorithms to efficiently charge 12V and 24V lead-acid...

Continue Reading
2572
Views
0 Comments
Lithium ion batteries that work best at 95°C
Technology

Lithium ion batteries that work best at 95°C

Numerous laboratories are working towards reducing or eliminating the accidental risks of Li ion batteries by working on solid electrolytes. Researchers at ETH at Zurich are developing unique solid materials which even when brought to high temperatures will not ignite. by Denis Meyer...

Continue Reading
1568
Views
0 Comments
AmpStrike – Battery Powered Bench Power Supply
Power supply

AmpStrike – Battery Powered Bench Power Supply

This is a small bench power supply that is powered by two lithium-ion batteries. The project was inspired by Dave Jones from EEVblog but the design is completely mine. The voltage range is 0-20V regulated in 10mV steps and maximum current is 1A with current limit set in 1mA...

Continue Reading
3242
Views
0 Comments
Lithium-Ion Battery Warms Up, Operates In Subzero Temperatures
Technology

Lithium-Ion Battery Warms Up, Operates In Subzero Temperatures

Charles Q. Choi @ spectrum.ieee.org discuss about a new type of li-ion battery able to work in low temperatures. A new “all-climate” lithium-ion battery can rapidly heat itself to overcome freezing temperatures with little sacrifice in energy storage capacity and power,...

Continue Reading
2928
Views
0 Comments
One step closer to the ‘ultimate battery’
Technology

One step closer to the ‘ultimate battery’

Erica Torres @ edn.com discuss about lithium-air batteries that looks promising for future use. Although scientists are still working toward replacing lithium-ion (Li-ion) batteries with lithium-air (Li-air), or lithium-oxygen, batteries, researchers at the University of Cambridge...

Continue Reading
2319
Views
0 Comments
Power Management Solutions: Battery Chargers
Power

Power Management Solutions: Battery Chargers

Maurizio @ dev.emcelettronica.com writes: Out of all portable devices, the most numerous are the mobile phones (Figure 1). Most of them feature Li-ion or Li-polymer accumulators and Freescale has a broad range of charger ICs dedicated to supporting all the phases of a complete...

Continue Reading
3922
Views
0 Comments
subscribe
Archives