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LT1129CS8#TRPBF - Analog Devices

Description: LDO Voltage Regulators 700mA Micropower Low Dropout Regulator with Shutdown

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LT1129CS8#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8 Package 8-Lead Plastic Small Outline (Narrow 0.150)-1
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LT1129CS8#TRPBF - Analog Devices - 3D model - Small Outline Packages - S8 Package 8-Lead Plastic Small Outline (Narrow 0.150)-1
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LT1129CS8#TRPBF Details

  • Manufacturer Part Number:

    LT1129CS8#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, LEAD FREE, PLASTIC, 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:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.45 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9025 mm

  • Line Regulation-Max (%/V):

    0.24

  • Load Regulation-Max(%):

    0.78%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.7 A

  • Output Voltage1-Max:

    30 V

  • Output Voltage1-Min:

    3.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.752 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

  • Width:

    3.9 mm

LT1129CS8#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1129CS8 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. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, it's essential to follow the recommended PCB layout, use the correct output capacitor value and type, and ensure that the input and output impedance are matched. Additionally, adding a small resistor (e.g., 10Ω) in series with the output capacitor can help prevent oscillations.
  • The maximum safe operating area (SOA) for the LT1129CS8 is limited by the device's thermal and electrical specifications. The device can operate safely within the recommended operating conditions, but exceeding these conditions can reduce the device's lifespan or cause damage. Consult the datasheet for specific SOA guidelines.
  • The LT1129CS8 is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's essential to consider the device's thermal specifications and ensure proper heat sinking and cooling to maintain reliable operation.
  • To troubleshoot issues with the LT1129CS8, start by verifying the PCB layout and component values, ensuring that they match the recommended design. Check for proper input and output impedance matching, and verify that the output capacitor value and type are correct. Use an oscilloscope to measure the output voltage and current, and consult the datasheet for troubleshooting guidelines.

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LT1129CS8#TRPBF 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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