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LC709209FXE-01TBG - onsemi

Description: High accuracy gauging; Low power consumption; Stable gauging; Small footprint; Alarm function: RSOC / Voltage / Temperature; Battery lifetime measurement; I2C interface(up to 400kHz supported); Start Gauging Immediately Stand−Alone

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PCB Footprints
LC709209FXE-01TBG - onsemi PCB footprint - BGA - BGA - WLCSP12, 1.48x1.91x0.51 CASE 567XE ISSUE A
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LC709209FXE-01TBG - onsemi  - 3D model - BGA - WLCSP12, 1.48x1.91x0.51 CASE 567XE ISSUE A
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LC709209FXE-01TBG Details

  • Manufacturer Part Number:

    LC709209FXE-01TBG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    WLCSP12, 1.48x1.91x0.51

  • Manufacturer Package Code:

    567XE

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Analog IC - Other Type:

    BATTERY GAUGE

  • Moisture Sensitivity Level:

    1

  • Peak Reflow Temperature (Cel):

    260

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Time@Peak Reflow Temperature-Max (s):

    30

LC709209FXE-01TBG Frequently Asked Questions (FAQs)

  • A good PCB layout for the LC709209FXE-01TBG involves keeping the power traces short and wide, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To ensure accurate fuel gauge readings, it's essential to calibrate the device during manufacturing. This involves charging and discharging the battery multiple times to allow the device to learn the battery's characteristics. Additionally, the device should be configured to match the battery's chemistry and capacity.
  • The LC709209FXE-01TBG is specified to operate over a temperature range of -40°C to 85°C. However, the device's accuracy may be affected by temperature variations. It's recommended to use temperature compensation to ensure accurate readings, especially in extreme temperature environments.
  • The LC709209FXE-01TBG has a sleep mode that can be enabled to minimize power consumption. To handle sleep mode, the device should be configured to wake up periodically to take measurements and update the fuel gauge reading. The sleep mode can be controlled using the device's control registers.
  • The LC709209FXE-01TBG's firmware can be updated using the I2C interface. It's recommended to use a secure and reliable method for firmware updates, such as using a cryptographic hash to verify the integrity of the firmware image.

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LC709209FXE-01TBG Overview

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