Search tips
Showing 112 results View by: Thread Post Sort by

  • BQ25170: BQ25170 Error after shorting IN to OUT

    Part Number: BQ25170 I was able to run the BQ25170 through a couple of charge/discharge cycles and it was working. We need to get CSA approval and one of the tests they will run is short IN to OUT and confirm the charger stops charging. So, I did that…

  • BQ25170: Share battery NTC with fuel gauge

    Part Number: BQ25170 Tool/software: Hello, Is it possible to share the battery thermistor (NTC) between the BQ25170 battery charger IC and a fuel gauge (MAX17262)? Thank you in advance. Best regards, João Rego
    • Answered

  • BQ25170: Is it okay to add diodes between battery and OUT pin?

    Resolved
    Part Number: BQ25170 Other Parts Discussed in Thread: BQ24085 , BQ24018 , Tool/software: Dear TI experts, My customer uses BQ24085 and 3 diodes for their existing product. They referred the E2E thread below. The reason why adding diods is same, for explosion…
    • Resolved

  • BQ25170: Some strange behaviuor on STAT signal

    Part Number: BQ25170 Tool/software: Hello, I have developed a Li-ion single cell battery charger based on BQ25170J and I am a little confused. I Hope you can help me in clearing ideas. 1) I connected STAT and PG open collector outputs to two leds and…

  • BQ25170: BQ25170DSGR Schematic design review

    Part Number: BQ25170 Please help to review the attached schematic, 1.charger voltage 4.05 2.TS pin connect to battery NTC from 10K OHM 3.PG/STAT pin connect to MCU GPIO setting 4.Ichg current setting to 50mA
    • Answered

  • BQ25170: STAT pin blink when thermal shutdown

    Resolved
    Part Number: BQ25170 Hi team, When thermal shutdown works, does STAT pin blink at 1kHz same as other error mode? Best regards, Goto
    • Resolved
    • Answered

  • BQ25170: Output V accuracy and VSET resistor tolerance

    Resolved
    Part Number: BQ25170 Hi team, The accuracy of output V is +/- 0.8% with +/- 1% tolerance VSET resistor. If this resistor is changed to tolerance +/- 0.1% one, will accuracy of output V improve? Best regards, Goto
    • Resolved
    • Answered

  • BQ25170: BQ25170 with reverse polarity battery connected

    Resolved
    Part Number: BQ25170 Hi, I am using BQ25170DSGR in my design. What will happen if a battery with reverse polarity is connected to this chip out pin? I am not going to use series diode with my battery for reverse polarity protection, because of the voltage…
    • Resolved

  • BQ25170: KSET Parameter Variability

    Part Number: BQ25170 Hello, We are running worst case analysis on the bq25170 with KSET varying from 270 - 330 we calculate needing approximately a 715 ohm resistor. The issue is the wide ranging currents. We calculate out with 715 ohms a 374mA_min and…

  • BQ25170: PG LED blinking too fast around end of charge

    Part Number: BQ25170 Hello, I'm trying to use BQ25170 to charge a 3.7 V Li-Ion battery with a maximal charging current of around 450 mA. The circuit is used is mostly based on what is described in the datasheet : The charging seems to be OK, unfortunately…

Didn't find what you are looking for? Post a new question.