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TPS3840DL40DBVR - Texas Instruments

Description: Supervisory Circuits Nanopower high-input voltage supervisor with manual reset and programmable-reset time delay 5-SOT-23 -40 to 125

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TPS3840DL40DBVR - Texas Instruments - PCB symbol
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PCB Footprints
TPS3840DL40DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
TPS3840DL40DBVR - Texas Instruments - 3D model - SOT23 (5-Pin) - DBV0005A
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TPS3840DL40DBVR Details

  • Manufacturer Part Number:

    TPS3840DL40DBVR

  • 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:

    2019-11-17

  • 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:

    +4V

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

    30

  • Width:

    1.6 mm

TPS3840DL40DBVR Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the TPS3840DL40DBVR 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 is recommended to place a 10nF to 100nF ceramic capacitor between the VDD and GND pins to filter out noise and improve stability.
  • The correct resistor values for R1 and R2 depend on the desired threshold voltage and the hysteresis required. A general guideline is to choose R1 to be around 1kΩ to 10kΩ and R2 to be around 10kΩ to 100kΩ. The exact values can be calculated using the equations provided in the datasheet, taking into account the desired threshold voltage and hysteresis.
  • The maximum voltage that can be applied to the input pin of the TPS3840DL40DBVR is 40V. Exceeding this voltage can cause damage to the device.
  • The TPS3840DL40DBVR has a built-in power-up and power-down sequence controller that ensures a controlled startup and shutdown of the device. The device has a soft-start feature that limits the inrush current during power-up, and a power-down feature that ensures a clean shutdown of the device.
  • The TPS3840DL40DBVR is rated for operation up to 125°C, making it suitable for high-temperature applications. However, the device's performance and accuracy may degrade at high temperatures, and the user should consult the datasheet for specific temperature-related specifications and limitations.

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TPS3840DL40DBVR 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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