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BQ2016DBQ - Texas Instruments

Description: Battery Management NiCd/NiMH Gas Gauge

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BQ2016DBQ - Texas Instruments - PCB symbol
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PCB Footprints
BQ2016DBQ - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBQ(R-PDSO-G28)
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BQ2016DBQ - Texas Instruments - 3D model - Small Outline Packages - DBQ(R-PDSO-G28)
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BQ2016DBQ Details

  • Manufacturer Part Number:

    BQ2016DBQ

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Pin Count:

    28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    3.7 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

BQ2016DBQ Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and placing the BQ2016DBQ near the battery to minimize noise and parasitic inductance. A dedicated analog ground plane is also recommended to reduce noise coupling.
  • Calibration involves adjusting the internal voltage reference and gain settings. TI provides a calibration procedure in the datasheet, which involves measuring the battery voltage and adjusting the internal registers accordingly. It's recommended to perform calibration at room temperature and with a fully charged battery.
  • The BQ2016DBQ's accuracy is affected by temperature, with a specified operating range of -40°C to 85°C. Temperature changes can cause voltage reference drift, which affects the accuracy of the battery monitoring. It's recommended to use temperature compensation or calibration to minimize the impact of temperature on accuracy.
  • The BQ2016DBQ has a sleep mode to reduce power consumption. To wake up the device, a pulse on the WAKE pin is required. The wake-up mechanism can be configured to wake up the device periodically or on demand. It's recommended to carefully design the wake-up mechanism to avoid unwanted wake-ups and minimize power consumption.
  • In high-noise environments, it's recommended to use noise filtering and shielding techniques to minimize the impact of noise on the BQ2016DBQ's accuracy. A low-pass filter on the voltage sense lines and a shielded layout can help reduce noise coupling. Additionally, using a high-quality voltage reference and a low-noise power supply can also help improve accuracy.

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BQ2016DBQ Overview

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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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BQ2016DBQ Alternates

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Part Image BQ2011KSN-D121TR Texas Instruments

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For a full list of alternate parts for BQ2016DBQ, check out Findchips.com