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TPS79918DDCT - Texas Instruments

Description: TPS79918DDCT, Low Dropout Voltage Regulator, 0.2A, 1.8V ±1%, 2.7 to 6.5Vin, 5-Pin SOT

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PCB Footprints
TPS79918DDCT - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DDC (R-PDSO-G5)
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TPS79918DDCT - Texas Instruments  - 3D model - SOT23 (5-Pin) - DDC (R-PDSO-G5)
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TPS79918DDCT Details

  • Manufacturer Part Number:

    TPS79918DDCT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China, Malaysia, Philippines, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.175 V

  • Dropout Voltage1-Nom:

    0.1 V

  • Input Voltage Absolute-Max:

    7 V

  • Input Voltage-Max:

    6.5 V

  • Input Voltage-Min:

    2.7 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.00036%

  • Load Regulation-Max:

    0.07182%

  • 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

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.2 A

  • Output Voltage1-Max:

    1.836 V

  • Output Voltage1-Min:

    1.764 V

  • Output Voltage1-Nom:

    1.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • 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:

    2%

  • Width:

    1.6 mm

TPS79918DDCT Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS79918DDCT is 6.5V, as specified in the datasheet. However, it's recommended to operate the device within the recommended input voltage range of 2.7V to 5.5V for optimal performance and reliability.
  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet. This includes using a suitable output capacitor, such as a 2.2uF ceramic capacitor, and placing it close to the output pin. Additionally, ensure that the input capacitor is properly sized and placed to minimize input voltage ripple.
  • The minimum input capacitance required for the TPS79918DDCT is 1uF, as specified in the datasheet. However, it's recommended to use a higher value capacitor, such as 2.2uF or 4.7uF, to ensure stable operation and minimize input voltage ripple.
  • The TPS79918DDCT is rated for operation up to 125°C, but it's essential to consider the device's thermal characteristics and ensure that the junction temperature (TJ) does not exceed 150°C. Proper thermal design and heat sinking may be required to ensure reliable operation in high-temperature environments.
  • The output voltage of the TPS79918DDCT can be calculated using the following formula: VOUT = 1.2V x (1 + R1/R2), where R1 and R2 are the resistors used in the feedback network. The datasheet provides a detailed explanation of the output voltage calculation and the recommended resistor values.

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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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