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LM1085IT-ADJ - Texas Instruments

Description: IC, ADJ LDO REG, 1.2V TO 15V, 3A

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LM1085IT-ADJ - Texas Instruments PCB footprint - Other - Other - TO254P470X1016X2222-3P
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LM1085IT-ADJ - Texas Instruments  - 3D model - Other - TO254P470X1016X2222-3P
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LM1085IT-ADJ Details

  • Manufacturer Part Number:

    LM1085IT-ADJ

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SFM

  • Package Description:

    TO-220, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1999-07-23

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.5 V

  • Dropout Voltage1-Nom:

    1.3 V

  • Input Voltage-Max:

    29 V

  • Input Voltage-Min:

    2.6 V

  • Input-Output Voltage Differential-Max:

    15 V

  • Input-Output Voltage Differential-Min:

    1.5 V

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e0

  • Length:

    14.986 mm

  • Line Regulation-Max (%/V):

    0.2

  • Load Regulation-Max(%):

    0.4%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    3 A

  • Output Voltage1-Max:

    15 V

  • Output Voltage1-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-220

  • Package Equivalence Code:

    SIP3,.1TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    NOT APPLICABLE

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    4.7 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    NOT APPLICABLE

  • Voltage Tolerance-Max:

    4%

  • Width:

    10.16 mm

LM1085IT-ADJ Frequently Asked Questions (FAQs)

  • The maximum input voltage is 25V, but it's recommended to keep it below 20V for reliable operation.
  • The output voltage can be adjusted by connecting a resistor divider network between the output and the adjust pin. The ratio of the resistors determines the output voltage.
  • The minimum input voltage is 7.5V, but it's recommended to keep it above 8V for reliable operation.
  • The LM1085IT-ADJ is rated for operation up to 125°C, but it's recommended to derate the output current at high temperatures to prevent overheating.
  • A capacitor (e.g., 10uF) can be connected between the input and ground to filter out voltage transients. Additionally, a voltage clamp (e.g., a zener diode) can be used to protect the regulator from high-voltage spikes.

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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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Part Image LM1085IT-ADJ/NOPB National Semiconductor Corporation

Adjustable Positive LDO Regulator, 1.2V Min, 15V Max, 1.5V Dropout, BIPolar, PSFM3