TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel


Search tips
Showing 37 results View by: Thread Post Sort by
  • BQ2040: BQ2040

    Thomas Benevides
    Thomas Benevides
    TI Thinks Resolved
    Part Number: BQ2040 Tool/software: Having trouble with the voltage calibration. The application is a Li-ion 7 cell at 4 V per cell = 28V. Page 3 of the datasheet describes the in-circuit resistor values in Chart 1 only to 4 cells. How are the values…
    • 3 months ago
    • Power management
    • Power management forum
  • BQ2040: Bq2040 support with EV2300 or EV2400

    Aman Ankit
    Aman Ankit
    TI Thinks Resolved
    Part Number: BQ2040 Other Parts Discussed in Thread: BQSTUDIO , , EV2400 , BQEVSW , MKST-3P-ALT-EV2300 , BQ40Z50 , BQ34Z100 Dear All, I have few bms board with bq2040 and I want to configure them with bqstudio. I have both EV2300 and EV2400. I need EV software…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ2040: BQ2040

    Ramana Murthy
    Ramana Murthy
    TI Thinks Resolved
    Part Number: BQ2040 Other Parts Discussed in Thread: BQ40Z50 Dear Sir, I am using BQ2040. Please suggest a low-cost/less component count external voltage regulator to power up the BQ2040 with voltage 5V. Available Input voltage range: 6V DC to 12 VDC. …
    • over 4 years ago
    • Power management
    • Power management forum
  • CCS/BQ2040: BQ2040 EVM

    Yanni Li
    Yanni Li
    TI Thinks Resolved
    Part Number: BQ2040 Tool/software: Code Composer Studio Hi I'm looking for a replacement for a EV2200–40 evaluation kit with software for configuration of a BQ2040 - does a current evaluation board exists? Could you please provide soft programm…
    • over 5 years ago
    • Power management
    • Power management forum
  • BQ2040: EV2300

    Franz Figueroa32
    Franz Figueroa32
    TI Thinks Resolved
    Part Number: BQ2040 Other Parts Discussed in Thread: BQSTUDIO Hi E2E, Good day! I have a customer who is looking for a BQ2040 interface board. Is EV2300 compatible with BQ2040? Looking forward to your response. Best regards, Franz
    • over 5 years ago
    • Power management
    • Power management forum
  • BQ2040: Initialization waveforms to the EEPROM.

    Darren Wellington
    Darren Wellington
    TI Thinks Resolved
    Part Number: BQ2040 Other Parts Discussed in Thread: BQ34110 I have a BQ2040 which (when power is first applied) appears to attempt to load its initialization data from the EEPROM. The BQ sets its "Vout" pin high for 60ms then low for about 5ms.…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ2040: Arduino or MSP430 code for reading Bq2040 Chip data from EEPROM register functions

    Joshua Baldwin
    Joshua Baldwin
    Resolved
    Part Number: BQ2040 Other Parts Discussed in Thread: BQ34110 So my project consists of using an EEPROM to program a gas gauge BQ2040 chip that is connected to a battery supply. From this setup, I would like to read the battery specific information (time…
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • BQ2040: Charging Issue

    Jake Jung
    Jake Jung
    TI Thinks Resolved
    Part Number: BQ2040 Hi. My customer using BQ2040 until now. They production battery pack using BQ2040 and 3S2P(5600mAH) Samsung battery (2800mAH) The battery pack using the BQ2040 occasionally has a problem that it can not charging. This is a symptom…
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • Reduced Accuracy of BQ76930 for CC compared with BQ2040?

    Dan Bishop
    Dan Bishop
    Resolved
    Other Parts Discussed in Thread: BQ78350 , BQ2040 , BQ76930 We are looking to replace a BQ2040 with a combination BQ76930 and BQ78350. I understand that the BQ2040 uses a Voltage to Frequency front-end for charge counting which captures relative current…
    • Resolved
    • over 10 years ago
    • Power management
    • Power management forum
  • BQ2040

    Dan-E
    Dan-E
    Other Parts Discussed in Thread: BQ2040 Hi , I am using the BQ2040 with a two cell Li-Ion battery. Recently we have had some problems with indication LEDs as they show incorrect information about the status of the cells: The following are the read backs…
    • over 10 years ago
    • Power management
    • Power management forum
>

Didn't find what you are looking for? Post a new question.

  • Ask a new question