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  • RE: BQ24070: Chip starts heating up and charging status led turns off when ESD is applied

    Hi Torge, That's very interesting, are you able to monitor the voltage waveforms while confectioning? Best Regards, Anthony Pham

  • BQ24070: Timer Fault Still Trickle Charging

    Part Number: BQ24070 We have a unit that is using the BQ24070 charger on it set to charge at 1.5A. We realized we put an incorrect resistor down on the timer set pin so that all of our units were entering a timer fault condition too early. Once we changed…

  • BQ24070: thermal protection

    TI Thinks Resolved
    Part Number: BQ24070 Other Parts Discussed in Thread: BQ24074 , , BQ24072 Hello Expert, We would like to set cold temp -10 degree & hot temp 60 degree. And when temperture hit the threshold charger will stop charging. like bq24074 Battery Pack Temperature…

  • BQ24070: BQ24070

    TI Thinks Resolved
    Part Number: BQ24070 Hi, I am using one BQ24070 as a Power path manage IC for my battery charging and regulated power for 2G modem. (as shown in the below picture) When the Mosfet switch turns ON, a glitch comes in the regulated output of BQ24070. Please…
    • Answered

  • BQ24070: DPPM preventing 'charge done' state on STAT pins

    Resolved
    Part Number: BQ24070 Other Parts Discussed in Thread: TPS63031 I have inherited this design. Schematic for PMIC section is included here. Bare boards are fabricated, so I must use this copper. Everything works, except that with R12 at 37k4, and with a…
    • Resolved

  • BQ24070: leakage current of the battery to the IC

    TI Thinks Resolved
    Part Number: BQ24070 Hi team, When the chip is not powered and the input power supply (Pined: IN) is not connected, only the battery is connected. What is the leakage current of the battery to the IC? And what is the OUT status? Thanks & best regards…

  • BQ24070: Battery Absent

    Part Number: BQ24070 I am using the BQ24070 to charge a Li-Ion 3.7V battery. The Stat1 output will normally blink an LED (~1.5Hz) when I apply external power with the battery absent. I have a handful of units that the Stat1 output stays low all the time…

  • BQ24070: BQ24070 STAT1 is blinking

    TI Thinks Resolved
    Part Number: BQ24070 Hi Sir, My customer encountered a problem with the behavior of pin STAT1. When the charger IC fully charged the battery and continued to operate overnight (maybe up to 8~10hours), they found the pin STAT1 will start to blink…
    • Answered

  • BQ24070: CE pin

    Resolved
    Part Number: BQ24070 Other Parts Discussed in Thread: BQ24075 Hi all, My customer considers to use BQ24070 for his end product and provided a question. [Question] Is it ok to apply 3~4.2V when VIN=0V? (Does the device stay sleep mode since VIN=0V and…
    • Resolved
    • Answered

  • BQ24070: STAT1/2 pins when standby mode

    Resolved
    Part Number: BQ24070 Hi team, My customer considers to use BQ24070 and he is asking about STAT pins. What is status of STAT1/STAT2 when the device is standby mode? Table1 in the datasheet states "Charge suspend (temperature), timer fault, and sleep mode…
    • Resolved

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