Part Image

LT1521IST-3.3#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT1521IST-3.3#PBF - Fixed LDO Voltage Regulator, 4.3V to 20V, 500mV Dropout, 3.3Vout, 300mAout, SOT-223-3

Download LT1521IST-3.3#PBF Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
LT1521IST-3.3#PBF - Analog Devices PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - ST Package 3-Lead Plastic SOT-223
click to zoom
3D Models
LT1521IST-3.3#PBF - Analog Devices  - 3D model - SOT223 (3-Pin) - ST Package 3-Lead Plastic SOT-223
click to zoom

LT1521IST-3.3#PBF Details

  • Manufacturer Part Number:

    LT1521IST-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

  • Operating Temperature TJ-Min:

    -40 °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

LT1521IST-3.3#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT1521IST-3.3#PBF is 15V. Exceeding this voltage may damage the device.
  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF and a maximum ESR of 1 ohm. Additionally, the output voltage can be stabilized by adding a 10nF capacitor between the VOUT and GND pins.
  • The minimum input voltage required for the LT1521IST-3.3#PBF to operate is 3.5V. Operating the device below this voltage may affect its performance and stability.
  • The LT1521IST-3.3#PBF is rated for operation up to 125°C. However, the device's performance and reliability may be affected at high temperatures. It is recommended to derate the device's output current and voltage at high temperatures.
  • To reduce the noise and ripple in the output voltage, it is recommended to add a 10uF capacitor between the VOUT and GND pins, and a 10nF capacitor between the VIN and GND pins. Additionally, using a low-ESR output capacitor can also help reduce the noise and ripple.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

LT1521IST-3.3#PBF Overview

Use the download button to access the LT1521IST-3.3#PBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LT152, or try a keyword search, such as Linear Regulator ICs

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.

Parts related to LT1521IST-3.3#PBF

Showing 0 results

LT1521IST-3.3#PBF Alternates

Showing results

Image Part Number Model
Part Image LT1521CST-3.3#PBF Analog Devices Inc

Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, BIPolar, PDSO4

Part Image LT1521CST-3.3#TRPBF Linear Technology

Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, BIPolar, PDSO4

Part Image LT1521IST-3.3 Linear Technology

Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, BIPolar, PDSO4

Part Image LT1521IST-3.3#TR Linear Technology

Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, BIPolar, PDSO4

Part Image LT1521CST-3.3#TR Analog Devices Inc

Fixed Positive LDO Regulator, 3.3V, 0.75V Dropout, BIPolar, PDSO4

For a full list of alternate parts for LT1521IST-3.3#PBF, check out Findchips.com