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Gas Gauges Evolve to LiPolymer Battery Cells

From House Of Batteries
 

 
End users continue to demand not only longer bat­tery life, but also more accurate battery monitor­ing known as "gas-gauging." As battery chemistries evolve from NiMH to Lilon to LiPolymer, battery management 1C vendors must continually evolve the gas gauges.

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Lead acid batteries are made up of plates, lead, and lead oxide with a 35% sulfuric acid and 65% water electrolyte solution. Search by Specification | Learn more about Lead Acid Batteries
Industrial batteries translate chemical energy into electricity. Search by Specification | Learn more about Industrial Batteries
Battery packs are constructed from two or more individual cells or batteries. Search by Specification | Learn more about Battery Packs and Assemblies
Battery chargers are devices for charging rechargeable batteries. Search by Specification | Learn more about Battery Chargers
Disposable primary batteries are replaced once the energy supply is depleted. Their energy is produced when the materials within the battery react and are exhausted. Search by Specification | Learn more about Disposable (Primary) Batteries

Product Announcements
Electrochem - Electrochem Powers PRC149 Naval Survival Radio
Electrochem has been chosen to provide mission–critical battery solutions for the PRC149 radio utilized by Naval crewmen in emergency situations. (read more)
American Sensor Technologies, Inc. - AST - Digital Pressure Gauge - AG100
The AccuGauge AG100 is a digital pressure gauge a variety of features including selectable units, min/max readings, selectable tare/zero and automatic power off to conserve battery power. A backlight... (read more)

Topics of Interest
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AN1156 Battery Fuel Measurement Using Delta-Sigma ADC Devices Today's integrated battery fuel gauging devices include Author: Youbok Lee, Ph.D. both the ADC and the control logic circuits. The feature... (Read More)
Battery Monitors The VRLA cells are predominantly chosen for many UPS applications due to their advantages in size, low initial cost, low maintenance, and the attraction of being able to forego the... (Read More)
AN1149 Designing A Li-Ion Battery Charger and Load Sharing System With Microchip's Stand-Alone Li-Ion Battery Charge Management Controller However, most of the time, batteries are designed to be... (Read More)
Charging of Cells Charging of cells under most UPS conditions will occur at 1.41 to 1.45 VPC using a voltage-controlled current-limited circuit (see Fig. 7.32). End of discharge occurs for most UPS... (Read More)