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BQ2002ESNTR - Texas Instruments

Description: Battery Management NiCd/NiMH Gating Charge Mngmnt IC

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BQ2002ESNTR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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BQ2002ESNTR - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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BQ2002ESNTR Details

  • Manufacturer Part Number:

    BQ2002ESNTR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    BATTERY MONITOR

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    4 V

  • 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

  • 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 Current-Max (Isup):

    0.5 mA

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

BQ2002ESNTR Frequently Asked Questions (FAQs)

  • TI recommends a compact layout with the IC placed close to the battery, and the voltage sense pins (VBAT and VSENSE) should be routed directly to the battery with minimal trace length and impedance.
  • Use a low-impedance connection between the battery and the voltage sense pins (VBAT and VSENSE), and ensure the voltage sense traces are not routed near noise sources or high-current paths.
  • The EN (enable) pin is used to enable or disable the charger. It should be connected to a logic-level signal (e.g., from a microcontroller) to control the charger's operation. A low signal on EN disables the charger, while a high signal enables it.
  • The BQ2002ESNTR has a built-in overcharge protection feature that limits the charge voltage to prevent overcharging. The charger will automatically reduce the charge current when the battery voltage reaches the overcharge threshold (typically 4.2V).
  • Yes, the BQ2002ESNTR is designed to work with various battery chemistries, including Li-Ion, NiMH, and Lead-Acid. However, the charger's configuration and settings may need to be adjusted depending on the specific battery type and requirements.

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BQ2002ESNTR Overview

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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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