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BQ2018SN-E1TR - Texas Instruments

Description: IC BATTERY PWR MONITOR 8-SOIC

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BQ2018SN-E1TR - Texas Instruments - PCB symbol
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BQ2018SN-E1TR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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BQ2018SN-E1TR - Texas Instruments - 3D model - Small Outline Packages - D0008A
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BQ2018SN-E1TR Details

  • Manufacturer Part Number:

    BQ2018SN-E1TR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.89 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.78 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.8 V

  • Supply Voltage-Nom (Vsup):

    4.25 V

  • Surface Mount:

    YES

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.935 mm

BQ2018SN-E1TR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and placing the device near the battery to minimize noise and parasitic inductance. A dedicated ground pin should be connected to the ground plane.
  • Calibration involves setting the device's internal registers to match the specific battery characteristics. This can be done using the TI-provided software tools, such as the Fuel Gauge Calibration Tool, and following the recommended calibration procedure outlined in the application notes.
  • Temperature affects the device's accuracy, especially during charging and discharging. It's essential to consider temperature compensation using the device's internal temperature sensor or an external temperature sensor to ensure accurate fuel gauging.
  • Yes, the BQ2018SN-E1TR supports multiple battery chemistries, including Li-ion, NiMH, and Lead-Acid. However, the device's internal registers need to be configured accordingly, and the calibration process may vary depending on the specific battery chemistry used.
  • The BQ2018SN-E1TR has a sleep mode to conserve power. To wake up the device, a pulse on the WAKE pin is required. The wake-up mechanism should be carefully designed to avoid false wake-ups and ensure proper device operation.

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BQ2018SN-E1TR Overview

Use the download button to access the BQ2018SN-E1TR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BQ201, or try a keyword search, such as Power Management Circuits

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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Part Image BQ2018SN-E1 Texas Instruments

Voltage Supervisor/Reset IC, Fixed, 1 Channel, PDSO8