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LD39030SJ12R - STMicroelectronics

Description: 300 mA low quiescent current soft-start, low noise voltage regulator

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LD39030SJ12R - STMicroelectronics - PCB symbol
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LD39030SJ12R - STMicroelectronics PCB footprint - BGA - BGA - Flip-chip 4 package drawing*-1
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LD39030SJ12R - STMicroelectronics - 3D model - BGA - Flip-chip 4 package drawing*-1
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LD39030SJ12R Details

  • Manufacturer Part Number:

    LD39030SJ12R

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    BGA

  • Package Description:

    ROHS COMPLIANT, FLIP CHIP PACKAGE-4

  • Pin Count:

    4

  • Country Of Origin:

    Italy

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.3 V

  • Dropout Voltage1-Nom:

    1 V

  • Input Voltage Absolute-Max:

    6 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.5 V

  • JESD-30 Code:

    S-PBGA-B4

  • JESD-609 Code:

    e1

  • Length:

    1.07 mm

  • Line Regulation-Max:

    0.00048%

  • Load Regulation-Max:

    0.007176%

  • 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:

    1.236 V

  • Output Voltage1-Min:

    1.164 V

  • Output Voltage1-Nom:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA4,2X2,20

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Packing Method:

    TR

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    0.715 mm

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

  • Voltage Tolerance-Max:

    2.5%

  • Width:

    1.07 mm

LD39030SJ12R Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN5176, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.
  • The input capacitor selection depends on the input voltage, output voltage, and desired ripple current. A general guideline is to choose a capacitor with a capacitance value between 10uF to 22uF, and a voltage rating at least 1.5 times the input voltage. Consult the datasheet and application notes for more specific guidance.
  • The maximum allowed voltage drop across the LD39030SJ12R is typically around 1.5V to 2V, depending on the specific application and operating conditions. Exceeding this voltage drop may lead to reduced efficiency, increased heat generation, or even device failure.
  • The LD39030SJ12R is rated for operation up to 150°C, but the device's performance and reliability may degrade at high temperatures. Ensure proper thermal management, and consider derating the device's output current and voltage according to the datasheet and application notes.
  • Consult the datasheet and application notes for troubleshooting guidelines. Common issues can be caused by incorrect input voltage, inadequate thermal management, or improper PCB layout. Use oscilloscopes and thermal imaging tools to diagnose the issue, and consult STMicroelectronics' support resources or forums for further assistance.

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LD39030SJ12R 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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