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  • BQ34Z100-R2: BQ34Z100-R2 ChemID 0800/0809 OCV

    TI Thinks Resolved
    Part Number: BQ34Z100-R2 Dear TI Support Team, We are using the BQ34Z100-R2 fuel gauge with a lead-acid (PbA) battery and are currently performing the Golden Learn process. Our battery configuration is: Chemistry: Lead-acid (PbA) Individual…

  • BQ34Z100-R2: bq34z100-R2

    TI Thinks Resolved
    Part Number: BQ34Z100-R2 I'm trying to understand how to correctly scale the gauge. I have 20S (50-84V), 10Ah; I want to scale the voltage by 2 and the current by 4. When I scale the energy, do I use the scaled values? il appericate an example to understand…

  • BQ34Z100-R2: BQ34Z100-R2: Internal protection on SRP and SRN pins

    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQ76952 Hello TI team, Does the BQ34Z100-R2 have internal TVS or ESD clamp protection on its SRP and SRN pins? For the BQ76952, Figure 1-15 of SLUAAF2 shows internal protection labeled “2 V…

  • BQ34Z100-R2: Program BQ34z100-R2 with EV2500 ?

    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQSTUDIO , EV2500 , , BQ34Z100 Can we read and write to/program a BQ34Z100-R2 with an EV2500 & BqStudio? Are there any limitations?

  • BQ34Z100-R2: BQ34Z100-R2 Golden Learn process on PbA battery

    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQSTUDIO Dear TI Support: I am currently developing a battery gauge solution based on the BQ34Z100-R2 for a lead-acid battery pack. We are performing the Golden Learning Cycle using bqStudio…

  • BQ34Z100-R2: BQ34Z100-R2 Chem ID

    TI Thinks Resolved
    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: GPCCHEM Hi: I am using the BQ34Z100-R2 with a 36V battery pack composed of three 12V batteries connected in series (12V × 3 = 36V). During the Chem ID matching process, I need to collect charge…

  • BQ34Z100-R2: BQ34Z100-R2 SoC drift over time

    TI Thinks Resolved
    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQ34Z100 Hi, I have a BQ34Z100-R2 based board. The maximum current is very high and I use a 0.5mOhm shunt resistor. When batteries rest for a month or two, the SoC starts to drift. Recalibrating…

  • BQ34Z100-R2: BQ34Z100-R2 vs BQ34Z100-G1

    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQ34Z100-G1 , Hi: Gauge design requirement: Battery type: Lead Acid Voltage: 36V (12V/Battery,3s=36V) Charge current:6A Discharge current:60A By datasheet,BQ34Z100-G1 charge/discharge…

  • BQ34Z100-R2: BQ34Z100-R2 sodium-ion pack: ChemID / golden image support request

    Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: GPCCHEM Hello TI team, We are committed to using BQ34Z100-R2 for a sodium-ion battery pack and would like guidance on the correct gauging path. Pack / cell details: Battery model: Beyond…
    • Answered

  • RE: BQ34Z100-R2: BQ34Z100-R2: Found via I2C sniffing hidden sublclass IDs set by BQ Studio, not listed in TRM

    Resolved
    Thank you for your quick answer. So, if I need to fully configure the BQ34Z100-R2 with different chem IDs via my host device (for instance in my case the end product will be fully potted, no physical port available for the EV2500 to connect), I then need…

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