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TPS3840DL45DBVR - Texas Instruments

Description: Nanopower high-input voltage supervisor with manual reset and programmable-reset time delay

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TPS3840DL45DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
TPS3840DL45DBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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TPS3840DL45DBVR Details

  • Manufacturer Part Number:

    TPS3840DL45DBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2019-07-16

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    BAT BUP SW:N;MNL RST:Y;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:Y;UV DET:N;WD:N;WWD:N

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    SOP5,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max (Isup):

    0.0007 mA

  • Supply Voltage-Max (Vsup):

    10 V

  • Supply Voltage-Min (Vsup):

    1.5 V

  • Supply Voltage-Nom (Vsup):

    4.5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +4.5V

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

    30

  • Width:

    1.6 mm

TPS3840DL45DBVR Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general guidelines for high-frequency PCB design, such as minimizing trace lengths, using a solid ground plane, and placing decoupling capacitors close to the device.
  • The output capacitor should be chosen based on the desired output voltage ripple, output current, and operating frequency. 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.
  • The maximum input voltage rating of the TPS3840DL45DBVR is 45V, but it's recommended to operate the device at a maximum input voltage of 42V to ensure reliable operation and to prevent damage from voltage spikes.
  • The TPS3840DL45DBVR has a built-in OVP feature that can be enabled by connecting the OVP pin to a voltage divider network. The OVP threshold can be set by adjusting the voltage divider ratio.
  • The minimum input voltage required for the TPS3840DL45DBVR to operate is 2.7V, but it's recommended to operate the device at a minimum input voltage of 3V to ensure reliable operation.

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TPS3840DL45DBVR 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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Part Image TPS3840DL45DBVRQ1 Texas Instruments

Voltage Supervisor/Reset IC, Fixed, 1 Channel, +4.5V, PDSO5