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TPS3705-30DGN - Texas Instruments

Description: Processor Supervisory Circuit With Power-Fail and Integrated Watchdog Timer

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TPS3705-30DGN - Texas Instruments - PCB symbol
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TPS3705-30DGN - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - dgn(s_pdso_g8
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TPS3705-30DGN - Texas Instruments - 3D model - Small Outline Packages - dgn(s_pdso_g8
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TPS3705-30DGN Details

  • Manufacturer Part Number:

    TPS3705-30DGN

  • 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, Malaysia, 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:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.07 mm

  • Supply Current-Max (Isup):

    0.05 mA

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    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:

    +2.63V

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

    30

  • Width:

    3 mm

TPS3705-30DGN Frequently Asked Questions (FAQs)

  • A good PCB layout for the TPS3705-30DGN involves placing the device close to the power source, using a solid ground plane, and keeping the input and output traces short and wide to minimize inductance and resistance. Additionally, it's recommended to use a 10uF ceramic capacitor between the VIN and GND pins to filter out noise.
  • The output capacitor should be chosen based on the output voltage and current requirements. A general rule of thumb is to use a capacitor with a capacitance value of at least 10uF and a voltage rating of at least 1.5 times the output voltage. For example, for a 3.3V output, a 10uF 6.3V capacitor would be suitable.
  • The TPS3705-30DGN can handle input voltages up to 18V, but it's recommended to keep the input voltage below 15V to ensure reliable operation and to prevent overheating.
  • The output voltage of the TPS3705-30DGN can be adjusted by connecting a resistor divider network between the VOUT and GND pins. The output voltage can be calculated using the formula: VOUT = 1.25V x (R1 + R2) / R2, where R1 and R2 are the resistors in the divider network.
  • The thermal shutdown temperature of the TPS3705-30DGN is typically around 150°C. When the device temperature exceeds this threshold, it will shut down to prevent damage.

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TPS3705-30DGN 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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