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LDL112D18R - STMicroelectronics

Description: Linear Voltage Regulator IC Positive Fixed 1 Output 1.2A 8-SOIC , 5.5V , -40°C ~ 125°C (TJ)

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LDL112D18R - STMicroelectronics - PCB symbol
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LDL112D18R - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO-8__
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LDL112D18R - STMicroelectronics - 3D model - Small Outline Packages - SO-8__
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LDL112D18R Details

  • Manufacturer Part Number:

    LDL112D18R

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    SOP-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    7 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.3 V

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Line Regulation-Max:

    0.00576%

  • Load Regulation-Max:

    0.03%

  • 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:

    1.2 A

  • Output Voltage1-Max:

    1.854 V

  • Output Voltage1-Min:

    1.746 V

  • Output Voltage1-Nom:

    1.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.9 mm

LDL112D18R Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the LDL112D18R application note (AN5323). It's essential to follow the guidelines for component placement, routing, and grounding to minimize noise and ensure optimal performance.
  • The output capacitor value depends on the specific application and desired output voltage ripple. A general rule of thumb is to use a capacitor with a value between 10uF to 22uF, with a voltage rating of at least 25V. However, it's recommended to consult the LDL112D18R application note (AN5323) for more detailed guidance.
  • The LDL112D18R has an absolute maximum input voltage rating of 18V. However, it's recommended to operate the device within the recommended input voltage range of 12V to 15V for optimal performance and reliability.
  • To ensure stability, it's essential to follow the recommended PCB layout, use a suitable output capacitor, and add a compensation network (R-C network) between the VOUT and GND pins. The LDL112D18R datasheet provides a detailed example of the compensation network.
  • The typical efficiency of the LDL112D18R varies depending on the input voltage, output voltage, and load current. However, according to the datasheet, the device can achieve an efficiency of up to 95% at 12V input, 5V output, and 1A load current.

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LDL112D18R Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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