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LT1121ACS8-5#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT1121ACS8-5#PBF - Fixed LDO Voltage Regulator, 4.2V to 30V, 420mV Dropout, 5Vout, 150mAout, SOIC-8

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LT1121ACS8-5#PBF - Analog Devices - PCB symbol
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LT1121ACS8-5#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8 Package 8-Lead Plastic SOIC*
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LT1121ACS8-5#PBF - Analog Devices - 3D model - Small Outline Packages - S8 Package 8-Lead Plastic SOIC*
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LT1121ACS8-5#PBF Details

  • Manufacturer Part Number:

    LT1121ACS8-5#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1610 (S8)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.42 V

  • Input Voltage Absolute-Max:

    30 V

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    6 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.93 mm

  • Line Regulation-Max:

    0.01%

  • Load Regulation-Max:

    0.04%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    0.15 A

  • Output Voltage1-Max:

    5.15 V

  • Output Voltage1-Min:

    4.85 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.9 mm

LT1121ACS8-5#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1121ACS8-5 involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a low-ESR output capacitor and to minimize the loop area of the output traces to reduce EMI.
  • To ensure stability, make sure to follow the recommended compensation network and component values, and ensure that the output capacitor has a low ESR. Additionally, avoid using capacitors with high ESL (Equivalent Series Inductance) and ensure that the input and output traces are well-decoupled.
  • The LT1121ACS8-5 can operate in ambient temperatures up to 125°C, but the junction temperature should not exceed 150°C. It's recommended to use thermal management techniques such as heat sinks or thermal interfaces to keep the junction temperature within the recommended range.
  • Yes, the LT1121ACS8-5 is available in a variety of grades, including the 'S' grade which is suitable for high-reliability applications. However, it's recommended to consult with Analog Devices Inc. for specific requirements and to ensure that the device meets the necessary qualifications and certifications for the intended application.
  • To troubleshoot issues with the LT1121ACS8-5, start by checking the input and output voltages, and ensure that the device is properly powered and biased. Use an oscilloscope to check for oscillations or noise on the output, and verify that the compensation network is properly configured. If the issue persists, consult the datasheet and application notes, or contact Analog Devices Inc. for further support.

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LT1121ACS8-5#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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