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LDFPT-TR - STMicroelectronics

Description: 1 A very low drop voltage regulator

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LDFPT-TR - STMicroelectronics - PCB symbol
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LDFPT-TR - STMicroelectronics PCB footprint - Other - Other - PPAK_FFW
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3D Models
LDFPT-TR - STMicroelectronics - 3D model - Other - PPAK_FFW
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LDFPT-TR Details

  • Manufacturer Part Number:

    LDFPT-TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    PPAK-5/4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    0.5 V

  • JESD-30 Code:

    R-PSSO-G4

  • Length:

    6.5 mm

  • Line Regulation-Max (%/V):

    0.04

  • 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:

    1 A

  • Output Voltage1-Max:

    12 V

  • Output Voltage1-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TR

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.63 mm

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    SINGLE

  • Width:

    6.1 mm

LDFPT-TR Frequently Asked Questions (FAQs)

  • STMicroelectronics recommends a symmetrical PCB layout with a solid ground plane, and a 4-layer stack-up with a dedicated power plane and a dedicated ground plane. This helps to minimize electromagnetic interference (EMI) and ensures optimal performance.
  • To ensure proper biasing, connect the VCC pin to a stable voltage source (typically 3.3V or 5V) and decouple it with a 100nF capacitor to ground. Also, ensure the input voltage (VIN) is within the recommended range (typically 2.7V to 5.5V) and the output voltage (VOUT) is within the specified range (typically 1.8V to 3.3V).
  • The maximum current rating of the LDFPT-TR is 1A, but it's recommended to derate the current to 0.8A for optimal performance and to prevent overheating. Exceeding the maximum current rating may lead to reduced performance, increased power consumption, and potential damage to the device.
  • To troubleshoot issues with the LDFPT-TR, start by verifying the input voltage, output voltage, and current consumption. Check for proper PCB layout, decoupling, and thermal management. Use an oscilloscope to monitor the output voltage and current waveforms. Consult the datasheet and application notes for guidance on troubleshooting and debugging.
  • The LDFPT-TR is rated for operation up to 125°C, but it's recommended to derate the device for high-temperature operation. Consult the datasheet for thermal derating curves and ensure proper thermal management, such as using a heat sink or thermal interface material, to prevent overheating and ensure reliable operation.

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LDFPT-TR 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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