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TPS3305-18DGN - Texas Instruments

Description: Texas Instruments TPS3305-18DGN, Dual Processor Supervisor 1.8 V, 3.3 V, WDT, Reset Input, 8-Pin MSOP

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TPS3305-18DGN - Texas Instruments - PCB symbol
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TPS3305-18DGN - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGN0008D -2021
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TPS3305-18DGN - Texas Instruments - 3D model - Small Outline Packages - DGN0008D -2021
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TPS3305-18DGN Details

  • Manufacturer Part Number:

    TPS3305-18DGN

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    8

  • Country Of Origin:

    Mainland China, Philippines, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.07 mm

  • Supply Current-Max (Isup):

    0.04 mA

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.68V

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

    30

  • Width:

    3 mm

TPS3305-18DGN Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS3305-18DGN is 18V, as specified in the datasheet. However, it's recommended to keep the input voltage below 15V to ensure reliable operation and to prevent overheating.
  • To ensure stability, it's essential to follow the recommended PCB layout guidelines, use a sufficient output capacitor (at least 10uF), and keep the input capacitor (if used) as close to the VIN pin as possible. Additionally, ensure that the output voltage is within the specified range (1.8V to 5.5V) and the output current is within the recommended range (up to 500mA).
  • The minimum input capacitance required for the TPS3305-18DGN is 1uF, but it's recommended to use a 4.7uF or 10uF capacitor to ensure stable operation and to filter out noise and ripple.
  • The TPS3305-18DGN is rated for operation up to 125°C, but it's essential to consider the thermal design and ensure that the device is properly heat-sinked to prevent overheating. It's also recommended to derate the output current at high temperatures to prevent thermal shutdown.
  • The output voltage of the TPS3305-18DGN can be calculated using the following formula: VOUT = 1.8V x (1 + R1/R2), where R1 and R2 are the resistors used in the feedback network. The output voltage can be adjusted from 1.8V to 5.5V by selecting the appropriate resistor values.

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TPS3305-18DGN 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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