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  • BQ25883: BQ25883 - Strange behavior - Vsys drops to 0V with no battery

    Part Number: BQ25883 Hi, I am seeing very strange behavior with the BQ25883, some of the anomolies is that it keeps entering into Hi-Z state and not charging when there is a battery plugged into the circuit. But when there is no battery, Vsys starts…

  • BQ25883: BQ25883 – REGN Pin Not Powering Up

    TI Thinks Resolved
    Part Number: BQ25883 Tool/software: We are using the BQ25883 IC to charge a 2-cell Li-ion battery pack (7.4 V nominal) . The circuit has been designed following the datasheet recommendations. The issue we are encountering is that the battery does not…

  • BQ25883: EMI

    Part Number: BQ25883 Hi All, I have a question regarding the BQ25883. Our customer is currently using the BQ25883 to create and evaluate a prototype circuit board. Noise in the 300MHz-400MHz range is being emitted from the board. Is it possible…

  • BQ25883: Does BQ25883 have Reverse Polarity Protection for battery connecting?

    TI Thinks Resolved
    Part Number: BQ25883 Tool/software: Dears, Does bq25883 have a function to prevent battery reverse connection? If not, are there any reference circuits available in this regard?Thanks.

  • BQ25883: How to apply DCP 3A with BQ25883

    TI Thinks Resolved
    Part Number: BQ25883 Tool/software: We are currently using the BQ25883 as shown below. When using a smartphone PD-compatible charger, it is currently operating in 5V 1.5A DCP mode. According to the datasheet, 5V 3A DCP is supported. Could…

  • BQ25883: there is a jump in the ADC reading value on the BQ25883 TS pin

    TI Thinks Resolved
    Part Number: BQ25883 Dears, My client has noticed that there is a jump in the ADC reading value on the BQ25883 TS pin, but the measured level of the NTC pin is stable. May I ask if the ADC reading on the TS pin has been filtered?

  • BQ25883: Linux 6.1 Driver for BQ25883RGER

    Part Number: BQ25883 Dear TI, We used BQ25883RGER for our product and now we need to add driver for this IC, we are working on Linux 6.1. Please share to us the latest driver. Regards,

  • [FAQ] BQ25883: FAQ BQ2588X VSYS Soft Start

    Part Number: BQ25883 The BQ25883 and other devices in the family have a Soft Start Feature on Vsys output. This can be seen in datasheet fig77 that Vsys has a slow ramps-up. The Soft-Start feature at power up is noted in par 8.3.3.4. Slow rate of…

  • BQ25883: Need 5A Output Support for RPi CM5 Portable Device – BQ25895 / BQ25883 / BQ25731RSN

    TI Thinks Resolved
    Part Number: BQ25883 Other Parts Discussed in Thread: BQ25895 , , PMP40496 Tool/software: Hello, I’m developing a portable device based on the Raspberry Pi Compute Module 5 (CM5) . The system is powered via battery and external supply , and requires…

  • BQ25883: Charging problems and instability over 1 A of ICHG current

    Part Number: BQ25883 Greetings, I'm building a battery charger with the BQ25883 chip but I'm having some problems when charging a battery with more than 0.5 A of ICHG. A bit of details. First of all, the diagram-schematic of my prototype is perfectly…

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