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Showing 1,129 results View by: Thread Post Sort by
  • BQ40Z50-R1: need .srec file to update BQ40Z50 from R1 to R3;

    Cickey Xu
    Cickey Xu
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Dear TI support Team can you share the R3 version .srec file for my customer? they want to upgrade R1 to R3 by import .srec file. emphasize again, need .srec file ,not .exe install file. thanks.
    • 24 days ago
    • Power management
    • Power management forum
  • Answered
  • BQ40Z50-R1: Received 0x17171717 when reading SafetyStatus()

    Antonio Aquino
    Antonio Aquino
    Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ40Z50 While charging a battery pack which utilizes the bq40z50 we received 0x17171717 when reading the SafetyStatus register. This only happened once. Our application reads several registers from…
    • Resolved
    • 10 days ago
    • Power management
    • Power management forum
  • BQ40Z50-R1: Keeping TCA bit set even after charging has stopped

    Zahid Shafi
    Zahid Shafi
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ20Z70 , , BQ40Z50 , BQ20Z80 Hi, For one of our customers, we have re-designed a long running legacy battery product from a BQ20z70 to a BQ40z50-R1. Due to the backward compatibility required between…
    • 3 days ago
    • Power management
    • Power management forum
  • BQ40Z50-R1: BQ40z50-r1 Learning Cycle

    Max
    Max
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQSTUDIO Hi We have designed a 3S2P battery pack using BQ40Z50-R1 In this we have done a learning cycle ,after the completion of learning cycle we found that the MAX Error is Still 3%. Again we…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ40Z50-R1: PCHG, CHG and DCG FETs not toggling?

    Tahir Latif Rawn
    Tahir Latif Rawn
    Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: EV2400 , BQSTUDIO I'm trying to toggle PCHG (0x001E) , CHG (0x001F) and DSG (0x0020) but nothing changes in ManufacturerAccess() 0x0057 or OpersationStatus() 0x0054. This is status of my OpersationStatus…
    • Resolved
    • 22 days ago
    • Power management
    • Power management forum
  • Answered
  • BQ40Z50-R1: Control FET through SW and CHG FET Toggle?

    Tahir Latif Rawn
    Tahir Latif Rawn
    Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: EV2400 So I was trying to control FETs through SW (13.1.18 ManufacturerAccess() 0x0022 FET Control) and then toggle CHG FET (13.1.15 ManufacturerAccess() 0x001F CHG FET Toggle). For that I put device…
    • Resolved
    • 23 days ago
    • Power management
    • Power management forum
  • Answered
  • BQ40Z50-R1: Change Smbus address

    Matthias Rechtien
    Matthias Rechtien
    Resolved
    Part Number: BQ40Z50-R1 Hello, I want to change the SmBus address without Battery Mangement Studio. I do not understand, how to read / write the address ? Perhaps somebody can give me a hint / short example ? Thanks for your help.
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • BQ40Z50-R1: Some weild appearance about BQ40Z50R1, what is your suggestion?

    andrew liu
    andrew liu
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hello: We 100wh bettery use BQ40Z50R1, various problems here and there, and months ago I had submitted a case on E2E, and got kind response from waytte, Now two failure analysis report as attached file, please review; …
    • 1 month ago
    • Power management
    • Power management forum
  • BQ40Z50-R1: PACK Pin Voltage low & FUSE Bit On issues

    Kailash Patalay
    Kailash Patalay
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQSTUDIO , BQ40Z50 Hello, Would appreciate your help with a couple of issues in some of our recent production batteries with a BMS with BQ40Z50-R1. Seemingly randomly, in a few batteries, after some…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ40Z50-R1: Drive MOS Capability

    jingming sun
    jingming sun
    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hi, I have two questions. 1. What is the driving current of DSG and CHG, and how many pairs of MOS can be supported. 2. My continuous current is 25A, I don't want to scale the current. Can I set both OCD1 and OCD2 to 32A/5S? …
    • 2 months ago
    • Power management
    • Power management forum
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