• BQ25895: The SYS pin of BQ25895 has no power output

  

  user6330332

  Part Number: BQ25895 Hi 1. After disconnecting the external input source, write ‘1 ’to 'BATFET_DIS' of register Reg09 of BO25895, and make the chip enter sleep mode (with battery at this time), then input 6V/2A power to VBUS terminal. I have ensured that…

  • 21 days ago
  • Power management
  • Power management forum

• BQ25895: The SYS pin of BQ25895 has no power output

  

  user6330332

  Part Number: BQ25895 Hi 1. After disconnecting the external input source, write ‘1 ’to 'BATFET_DIS' of register Reg09 of BO25895, and make the chip enter sleep mode (with battery at this time), then input 6V/2A power to VBUS terminal. I have ensured that…

  • 20 days ago
  • Power management
  • Power management forum

• BQ25895: Can BQ25895 retry host detection?

  

  Downey Kim

  TI Thinks Resolved

  Part Number: BQ25895 Hi TI experts, When connecting the USB cable slowly, BQ25895 0x0B register (VBUS Status) recognizes as Unknown Charger. We want to detect the charging type again without removing the charger if it is recognized as an unknown charger…

  • 2 months ago
  • Power management
  • Power management forum

• RE: BQ25895: BQ25895

  

  Ning T

  Hi, When charge is disabled, the highest VSYS voltage is 3.7V+150mV=3.85V typically. Please refer to 8.2.6.1 Narrow VDC Architecture and V SYS(MIN) spec for the details. Thanks, Ning

  • 3 months ago
  • Power management
  • Power management forum

• RE: BQ25895: BQ25895 Input maximum current detection (ICO)

  

  Ning T

  Hi, D+/D- pins are used for USB input current limit detection when VBUS power is plugged in. During the charger input current limit detection process, the other device connected must be able to HIZ D+/D- pins so that D+/D- pins are driven by the charger…

  • 2 months ago
  • Power management
  • Power management forum

• BQ25895: PMID output current 관련 문의

  

  MJ Jeon

  TI Thinks Resolved

  Part Number: BQ25895 Hi, TI Support Team It is described on the datasheet as Ipmid=3.1A of the PMID (Boost Mode) output of BQ25895. What happens when Ipmid>3.1A, for example 5A? Thanks. Regards, MJ

  • 1 day ago
  • Power management
  • Power management forum

• BQ25895: BQ charger ICs questions

  

  Carlo Cabaccan

  Part Number: BQ25895 Other Parts Discussed in Thread: BQ25713 , , BQ34110 , GPCCEDV Hi E2E, Good day. Our customer is designing a battery charger solution using the BQ25895 and BQ25713 and needs your expertise on the device for the following questions: "I…

  • 8 days ago
  • Power management
  • Power management forum

• BQ25895: Current limit detection

  

  Piero Baldisserotto

  TI Thinks Resolved

  Part Number: BQ25895 Hi, I understood that shortind D+ and D- I set the max current limit. But which is the current limit if I leave open D+ and D-? Thank you

  • 21 days ago
  • Power management
  • Power management forum
Answered

• BQ25895: BATOVP Release

  

  ewilliamstextron

  Resolved

  Part Number: BQ25895 Are there any specifications on what allows the BATOVP (detection: 4% above charge voltage regulation, 1us) to release? Does "AC" have to be removed? Does the host need to intervene? If the release is immediate upon dissatisfaction…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum

• BQ25895: charge termination current is too high

  

  Michael Spaeth

  TI Thinks Resolved

  Part Number: BQ25895 Hello, the charging process ends at a charging current of a little over 1 amp, although a termination current limit of 192mA is set in register REG05 (0x22). Can you tell me what might be causing this? In addition, steps in the current…

  • 18 days ago
  • Power management
  • Power management forum

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