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TPS3840DL22DBVR - 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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TPS3840DL22DBVR - Texas Instruments - PCB symbol
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PCB Footprints
TPS3840DL22DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
TPS3840DL22DBVR - Texas Instruments - 3D model - SOT23 (5-Pin) - DBV0005A
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TPS3840DL22DBVR Details

  • Manufacturer Part Number:

    TPS3840DL22DBVR

  • 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:

    +2.2V

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

    30

  • Width:

    1.6 mm

TPS3840DL22DBVR Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the TPS3840DL22DBVR can be found in the Texas Instruments application note 'TPS3840 Layout and Placement Guidelines' (SLVAE04). It provides guidance on component placement, routing, and thermal management to ensure optimal performance and reliability.
  • The output voltage of the TPS3840DL22DBVR can be calculated using the formula: VOUT = VREF x (1 + R1/R2), where VREF is the internal reference voltage (1.204V), R1 is the resistance between the VOUT and FB pins, and R2 is the resistance between the FB pin and GND. The datasheet provides a detailed example of how to calculate the output voltage.
  • The maximum input voltage that the TPS3840DL22DBVR can handle is 6.5V. Exceeding this voltage may cause damage to the device or affect its performance. It's essential to ensure that the input voltage is within the recommended operating range to ensure reliable operation.
  • The TPS3840DL22DBVR has a built-in overvoltage protection (OVP) feature that can be enabled by connecting a resistor (ROVP) between the OVP pin and GND. The OVP threshold voltage is 1.5 x VOUT. When the output voltage exceeds the OVP threshold, the device will shut down to protect the load. The datasheet provides more information on how to implement OVP.
  • The EN (enable) pin on the TPS3840DL22DBVR is used to enable or disable the device. When the EN pin is pulled high (above 1.4V), the device is enabled, and when it's pulled low (below 0.4V), the device is disabled. This pin can be used to implement power sequencing or to turn the device on and off under software control.

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TPS3840DL22DBVR 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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