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LP3470A263DBVR - 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
LP3470A263DBVR - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV
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LP3470A263DBVR - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV
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LP3470A263DBVR Details

  • Manufacturer Part Number:

    LP3470A263DBVR

  • 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:

    +2.63V

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

    30

  • Width:

    1.6 mm

LP3470A263DBVR Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 1uF to 10uF, with a voltage rating of at least 6.3V. A larger capacitor can help reduce input ripple and improve overall performance.
  • To ensure stability, make sure to follow the recommended PCB layout guidelines, use a sufficient output capacitor (e.g., 2.2uF to 10uF), and add a 1nF to 10nF capacitor between the VOUT and GND pins to filter out high-frequency noise.
  • The maximum output current is 300mA, but it's recommended to derate the output current based on the ambient temperature and the input voltage to ensure reliable operation.
  • The LP3470A263DBVR is rated for operation up to 125°C, but the output current and voltage regulation may degrade at higher temperatures. It's essential to consider the thermal design and derate the output current accordingly.
  • The output voltage is set by the resistor divider network (R1 and R2) connected to the VOUT and ADJ pins. Use the formula: VOUT = 1.22V x (1 + R2/R1) to calculate the output voltage.

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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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