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  • BQ24074: BQ24074 PGOOD and PCHG signals reading incorrectly

    Part Number: BQ24074 Hi TI, I am using the BQ24074RGTR in one of my designs. The charger is working correctly, but I am unable to read the PGOOD and PCHG signals properly. Since these are open-drain outputs, I am using an external 1 Mohm pull-up resistor…

  • BQ24074: Confirmation on Supported Cell Chemistry for BQ24074

    TI Thinks Resolved
    Part Number: BQ24074 Dear TI Team, We are currently using the BQ24074 device in one of our battery-operated products. During our design review, we observed that the BQ24074 datasheet does not explicitly mention the supported battery cell chemistry…

  • BQ24074: BQ24074 Solar Charging Does Not Restart After Battery Discharge

    TI Thinks Resolved
    Part Number: BQ24074 Other Parts Discussed in Thread: BQ25185 Hello TI Support Team, We are using the BQ24074RGTR battery charger IC in our design to charge an ICR18650 (3.7 V, 2200 mAh) Li-ion battery from both a USB Type-C input and a solar panel…

  • BQ24074: Bq24074 in parallel +.battery SOC

    TI Thinks Resolved
    Part Number: BQ24074 Other Parts Discussed in Thread: TPS63070 , , BQ25616 Tool/software: for a design I'm making with the requirements of output 2A @ 5v I'm using 2xbq24074 in parallel with a tps63070 . Bq charge the battery and create the 4.4V output…
    • Answered

  • BQ24074: Understanding BQ24074 ISET limit for Solar Panel Input

    Resolved
    Part Number: BQ24074 Other Parts Discussed in Thread: BQ24195 , BQ25185 Tool/software: Hello, I have a BQ24074 that I use to charge a single cell LiPo from a small solar panel. My panel can produce a maximum power point of ~0.6W at 5.89v and 0.10mA…
    • Resolved

  • BQ24074: Designing with BQ24074

    TI Thinks Resolved
    Part Number: BQ24074 Other Parts Discussed in Thread: BQ25628 Tool/software: Hello Team, We are using the battery charger BQ24074RGTR for one of our products. The battery voltage is 4.2V. Is there any battery charger IC available with both battery over…
    • Answered

  • BQ24074: Inquiries about component overheating issues in BQ24074

    Resolved
    Part Number: BQ24074 Tool/software: Hi, TI expert A customer is reviewing the BQ24074 and has an issue with the part overheating. - When using a charging current of 1.2A, the component temperature rises to 80°C (based on an ambient temperature of…
    • Resolved
    • Answered

  • BQ24074: BQ24074 Heat, Power Consumption & Diodes

    Resolved
    Part Number: BQ24074 Tool/software: Hey, I bought the Adafruit Solar charger for testing the BQ24074 IC and I had A LOT of problems with it. Now I am using the EVM Board to get my setting right for the PCB print. Finally I am nearly done. But there are…
    • Resolved

  • BQ24074: not charging. CHG pin at 1.75V, TS pin reads 0V despite 10k NTC connected

    Part Number: BQ24074 Hi Team, Posting on behalf of our customer. I'll share this E2E post with our customer so he can reply when needed. I'm having trouble getting my BQ24074RGTR to initiate charging and would appreciate some help diagnosing the…

  • BQ24074: Design hints for b424074

    TI Thinks Resolved
    Part Number: BQ24074 Other Parts Discussed in Thread: TPS61022 , BQ25616 Tool/software: HI, I'm designing a bq24074 battery charger. My plan is to use the Vout of the BQ24074 to give power to a TPS61022 that I need run constantly 2 A @ 5V. I…

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