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LP3470A438DBVR - Texas Instruments

Description: Supervisory Circuits Ultra-low-power active-low reset IC with programmable delay and 1% reset threshold 5-SOT-23 -40 to 125

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PCB Footprints
LP3470A438DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV
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3D Models
LP3470A438DBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV
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LP3470A438DBVR Details

  • Manufacturer Part Number:

    LP3470A438DBVR

  • 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:

    2019-10-17

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    BAT BUP SW:N;MNL RST:N;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 Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.45 mm

  • Supply Voltage-Max (Vsup):

    10 V

  • Supply Voltage-Min (Vsup):

    0.9 V

  • Supply Voltage-Nom (Vsup):

    5.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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:

    +4.38V

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

    30

  • Width:

    1.6 mm

LP3470A438DBVR Frequently Asked Questions (FAQs)

  • A 10uF to 22uF ceramic capacitor is recommended for input decoupling to ensure stability and optimal performance.
  • Verify that the input voltage (VIN) is within the recommended range of 2.7V to 5.5V, and the output voltage (VOUT) is set within the adjustable range of 0.8V to 3.3V.
  • The LP3470A438DBVR can deliver up to 500mA of output current, but it's recommended to derate the output current based on the ambient temperature and PCB layout to ensure reliable operation.
  • The output voltage can be adjusted by connecting a resistive divider network between the VOUT pin and the ADJ pin, with the resistors selected according to the desired output voltage and the internal reference voltage (1.2V).
  • The EN (Enable) pin is used to turn the device on or off. Connect the EN pin to a logic high (VIN or VCC) to enable the device, or connect it to a logic low (GND) to disable the device and reduce quiescent current.

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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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