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Showing 9 results View by: Thread Post Sort by
  • BQ24721C: Are exist a part like BQ24721C for 2 cell Li ion battery pack wich need 8.4V

    Thomas Weber
    Thomas Weber
    TI Thinks Resolved
    Part Number: BQ24721C Other Parts Discussed in Thread: BQ25708 Tool/software: Hello, according the datasheet of BQ24721C the minimum battery charging voltage is 9V (register 0x15), this is for the most 2 cell Li ion battery packs to much. As possible…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ24721C: Is the BQ24721C Not Recommended for New Designs?

    Julio Apps
    Julio Apps
    TI Thinks Resolved
    Part Number: BQ24721C Hello Team, BQ24721C has no stock in the TI store but is available on Digi Key, actually only available through Digi key. It says that this is an active part of TI.COM but on Digi Key is labeled as Not Recommended for New Designs…
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ24721C: Li-Ion battery smart charger

    Sadashiva Kamath
    Sadashiva Kamath
    Resolved
    Part Number: BQ24721C Other Parts Discussed in Thread: BQ24725A , BQ24770 , BQ24773 , BQ25672 , BQ24610 Hi, Can you please suggest best Li-ion battery charger for battery 14.54V, 6800mAh Input voltage: 24V +/- 5% Charging current: 3A Charge…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ24721C: Suggestions for Li-Ion SMBUS Battery Charger

    Chandler KI
    Chandler KI
    Resolved
    Part Number: BQ24721C Other Parts Discussed in Thread: BQ24725A , BQ24735 , BQ24770 , BQ25710 Hello, I am looking for recommendations for a possible Li-Ion battery charger. Our battery pack to be used is a smart battery and complies with SMBUS 1.1…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • BQ24721C: Differences case between AC adapter detect comparator (ACDET) in practice and datasheet

    MIKE MIKE
    MIKE MIKE
    TI Thinks Resolved
    Part Number: BQ24721C Dear TI Engineer, I have an output voltage of 18V and when the voltage drops to 15.1V(VACDET<=1.2V)the BQ24721 determines that the AC adapter voltage is unstable and switches off the ACFET via ACDRV within 1us. Of course, adding…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ24721C Datasheet Confusion

    Bernard Lis
    Bernard Lis
    Resolved
    Other Parts Discussed in Thread: BQ24721C I'm reading the BQ24721C datasheet, and have a question regarding the Bypass FET. The "typical application" figures look to contradict the description of the Bypass FET. I think the description is correct, but…
    • Resolved
    • over 14 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: OPA2188: Suitability for micro voltage inputs

    Raymond Zhang1
    Raymond Zhang1
    Resolved
    Hi Sharma, In addition to Clemens comments, you may consider the instrumentation amplifier, INA333 was very popular in that application, but we have tons of instrumentation to choose from. 0743.ECG an EEG Applications.pdf https://www.ti.com/amplifier…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • RE: INA333: Amplifying EEG signals with INA333

    Chris Featherstone
    Chris Featherstone
    Hi Ashwin, What is the max and min input signal to the preamplifier? Is this single power supply or split power supply? ECG and EEG quick reference guide. 4137.ECG an EEG Applications.pdf Best Regards, Chris Featherstone
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • RE: INA129: INA129 for bio signal application

    Marek Lis
    Marek Lis
    Resolved
    Keivan, Using two 1M resistors instead of 2.8k shown in INA128 datasheet sets the gain of INA128 to G=1.025, and thus as you said minimizes amplification of the signal1, but this is a wrong signal since INA128 amplifies differential and not common-mode…
    • over 8 years ago
    • Amplifiers
    • Amplifiers forum

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