1.2mv accurate, noise immune battery stack monitor...the ®ltc6804 battery monitor measurescell...

1.2mV Accurate, Noise Immune Battery Stack Monitor Info & Free Samples www.linear.com/product/LTC6804 1-800-4-LINEAR Measurement Error (mV) when Measuring a 3.3V Cell Features • Total Measurement Error <1.2mV • Long Term Stability Assured with Laboratory-Grade Voltage Reference • isoSPI, Isolated 2-Wire Interconnection up to 100 Meters • 290μs to Measure All Cells • Passive Cell Balancing • 4μA Sleep Mode Supply Current • AEC-Q100 • Engineered for ISO 26262 Compliance Maximize Battery Pack Safety, Life, Capacity & Driving Range , LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and isoSPI is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. video.linear.com/139 Initial 25°C Accuracy After PC Board Assembly After 10 Years of Operation 10 8 6 4 2 0 LTC6804 Using Buried Zener Technology Competitors Using Bandgap Technology Safely extract the potential of large battery packs via precise monitoring of every cell. The LTC ® 6804 Battery Monitor measures cell voltage with less than 0.04% error, guaranteed. Measurement stability over time, temperature and operating conditions is achieved with a buried Zener voltage reference, similar to those in precision instrumentation.A programmable 3rd order noise filter keeps noise from corrupting cell measurements, and a 2-wire isoSPI TM interface provides a cost-effective, noise immune, 100 meter interconnection for multiple LTC6804s.

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1.2mV Accurate, Noise Immune Battery Stack Monitor

Info & Free Samples

www.linear.com/product/LTC6804

1-800-4-LINEAR

Measurement Error (mV)when Measuring a 3.3V Cell

Features

•TotalMeasurementError<1.2mV

•LongTermStabilityAssuredwith Laboratory-GradeVoltageReference

•isoSPI,Isolated2-Wire Interconnectionupto100Meters

•290μstoMeasureAllCells

•PassiveCellBalancing

•4μASleepModeSupplyCurrent

•AEC-Q100

•EngineeredforISO26262Compliance

Maximize Battery Pack Safety, Life, Capacity & Driving Range

, LT, LTC, LTM, Linear Technology and the Linear logo areregistered trademarks and isoSPI is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners.

video.linear.com/139

Initial 25°CAccuracy

After PCBoard

Assembly

After 10Years of

Operation

LTC6804Using BuriedZener Technology

CompetitorsUsing BandgapTechnology

Safelyextractthepotentialoflargebatterypacksviaprecisemonitoringofeverycell.TheLTC®6804BatteryMonitormeasurescellvoltagewithlessthan0.04%error,guaranteed.Measurementstabilityovertime,temperatureandoperatingconditionsisachievedwithaburiedZenervoltagereference,similartothoseinprecisioninstrumentation.Aprogrammable3rdordernoisefilterkeepsnoisefromcorruptingcellmeasurements,anda2-wireisoSPITMinterfaceprovidesacost-effective,noiseimmune,100meterinterconnectionformultipleLTC6804s.

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