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LT1521CST-3.3#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT1521CST-3.3#PBF - Fixed LDO Voltage Regulator, 4.3V to 20V, 500mV Dropout, 3.3Vout, 300mAout, SOT-223-3

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LT1521CST-3.3#PBF - Analog Devices PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - ST Package 3-Lead Plastic SOT-223
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LT1521CST-3.3#PBF - Analog Devices  - 3D model - SOT223 (3-Pin) - ST Package 3-Lead Plastic SOT-223
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LT1521CST-3.3#PBF Details

  • Manufacturer Part Number:

    LT1521CST-3.3#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    3

  • Manufacturer Package Code:

    05-08-1630

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.75 V

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    20 V

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.505 mm

  • Line Regulation-Max:

    0.02%

  • Load Regulation-Max:

    0.055%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    0.3 A

  • Output Voltage1-Max:

    3.4 V

  • Output Voltage1-Min:

    3.2 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.505 mm

LT1521CST-3.3#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT1521CST-3.3#PBF is 15V, but it's recommended to keep it below 12V for optimal performance and reliability.
  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and a maximum ESR of 1 ohm. Also, ensure that the input voltage is within the recommended range and the output current is within the specified limits.
  • The minimum input voltage required for the LT1521CST-3.3#PBF to operate is 3.5V, but it's recommended to keep it above 4V for optimal performance.
  • The LT1521CST-3.3#PBF is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at higher temperatures to ensure reliability.
  • To reduce noise and ripple, use a low-ESR output capacitor, add a noise-reducing capacitor (e.g., 10nF) between the output and ground, and ensure good PCB layout and grounding practices.

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LT1521CST-3.3#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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