Answered

• BQ24770: Disabling Supplement Mode

  

  Jay Yoo

  Resolved

  Part Number: BQ24770 Hi team, Is it possible to disable the supplement mode feature for BQ24770? If yes, Could you let me know which register to change? Thank you! Jay

  • Resolved

  • 20 days ago
  • Power management
  • Power management forum
Answered

• BQ24770: Asking for advise to reduce EMI

  

  Jay Yoo

  Resolved

  Part Number: BQ24770 Hi expert, My customer is designing BQ24770 and they are facing EMI problem. Currently they are using 800kHz of Fsw and the EMI result is bad at 73.3M or 73.4MHz. In this case, Can you review my below questions? Q1. What would you…

  • Resolved

  • 1 month ago
  • Power management
  • Power management forum
Answered

• BQ24770: System Voltage when BATFET is turned off (NVDC)

  

  Jay Yoo

  Resolved

  Part Number: BQ24770 Other Parts Discussed in Thread: BQ25720 Hi team, My customer is designing BQ24770 and asked following questions regarding system voltage in NVDC. Could you help answer this questions? 1. Could you confirm if it is a normal behavior…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum
Answered

• BQ24770: Error of Charge Current

  

  ACGUY

  Resolved

  Part Number: BQ24770 Hello E2E, Please let me know about the error of Charge current. The datasheet of the device has min and max value for it. I want to know min/max value when setted to 320mA(0x0140H) for Charge current. Does TI have formulas and measurement…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum
Answered

• BQ24770: About "Charge Current monitor accuracy"

  

  ACGUY

  Resolved

  Part Number: BQ24770 Hello E2E, About "Charge Current monitor accuracy", please let me know min/max % when V(srn-srp) is between 3mV to 4mV. It's non-guaranteed ok, assumed value ok. Best regards, ACGUY

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum
Answered

• BQ24770: About /BATPRES pin and register value modifying operation

  

  ACGUY

  Resolved

  Part Number: BQ24770 Hello E2E, Please let me know about /BATPRES pin status and register modifying for BQ24700. Our customer tried to modifying operation to the MaxChargeVoltage() register, as long as /BATPRES remained high, the register remained at its…

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum
Answered

• BQ24770: max duty cycle

  

  Sam Ting

  Resolved

  Part Number: BQ24770 Other Parts Discussed in Thread: BQ24780S Hi team, What is the max duty cycle when operating? Could you comment if bq24770 can support 4S battery (16.8V) from 19V input? Thanks! Best regards, Sam Ting

  • Resolved

  • 9 months ago
  • Power management
  • Power management forum
Answered

• BQ24770: AC mode

  

  Sam Ting

  Resolved

  Part Number: BQ24770 Hi team, Does the bq24770 have a register to directly determine whether the AC adapter is plugged or unplugged? Thanks Best regards, Sam Ting

  • Resolved

  • 11 months ago
  • Power management
  • Power management forum

• BQ24770: Replace ISL95521

  

  GARETH OU

  TI Thinks Resolved

  Part Number: BQ24770 Other Parts Discussed in Thread: BQ24780S , BQ25710 , BQ25720 , BQ25713 Hi Please help suggest suitable products to replace ISL95521 Thanks REN_isl95521_SDS_20150216.pdf

  • 11 months ago
  • Power management
  • Power management forum
Answered

• RE: EV2400: about register settings with BQ24770 using EV2400

  

  Khalid Bairuti

  Resolved

  Hello ACGUY, The new formal release will take some time. Please ask the customer to use this updated file and place manually in their installation to workaround the issue until the new release is out. This file should be placed in "C:\ti\BatteryManagementStudio…

  • 10 months ago
  • Power management
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