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LP2985-29DBVR - Texas Instruments

Description: 150-mA Low-noise Low-dropout Regulator With Shutdown

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PCB Footprints
LP2985-29DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - 5-Pin SOT-23
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3D Models
LP2985-29DBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - 5-Pin SOT-23
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LP2985-29DBVR Details

  • Manufacturer Part Number:

    LP2985-29DBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.575 V

  • Dropout Voltage1-Nom:

    0.28 V

  • Input Voltage Absolute-Max:

    16 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    3.591 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.0112288%

  • Load Regulation-Max:

    0.116%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.15 A

  • Output Voltage1-Max:

    3.016 V

  • Output Voltage1-Min:

    2.784 V

  • Output Voltage1-Nom:

    2.9 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    4%

  • Width:

    1.6 mm

LP2985-29DBVR Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LP2985-29DBVR is 12V, although it's recommended to keep it below 10V for optimal performance and to prevent overheating.
  • To ensure stability, make sure to follow the recommended layout and component placement guidelines, use a sufficient output capacitor (at least 2.2uF), and keep the input and output capacitors close to the device. Also, avoid using long traces and minimize the distance between the input and output pins.
  • The LP2985-29DBVR is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's recommended to derate the output current and input voltage at high temperatures to prevent overheating and ensure reliable operation.
  • The output voltage tolerance of the LP2985-29DBVR is typically ±2% over the entire operating range. To calculate the output voltage tolerance, multiply the nominal output voltage (2.9V) by the tolerance percentage (2%). For example, the output voltage tolerance would be ±0.058V.
  • Yes, the LP2985-29DBVR can be used in an LDO configuration, but it's not optimized for low-dropout operation. The device has a relatively high dropout voltage (around 1.2V) compared to dedicated LDO regulators. However, it can still be used in LDO applications with careful design and component selection.

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LP2985-29DBVR 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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