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LF33CPT-TR - STMicroelectronics

Description: Very low drop voltage regulator with inhibit function

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LF33CPT-TR Details

  • Manufacturer Part Number:

    LF33CPT-TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    MODULE

  • Package Description:

    PPAK-5/4

  • Pin Count:

    4

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    40 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PSSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.016%

  • Load Regulation-Max:

    0.016%

  • 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:

    0.5 A

  • Output Voltage1-Max:

    3.432 V

  • Output Voltage1-Min:

    3.168 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP5H,.37,50TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.4 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    6.1 mm

LF33CPT-TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the LF33CPT-TR involves placing the capacitor as close as possible to the VCC pin, using a wide and short trace for the input capacitor, and minimizing the distance between the LF33CPT-TR and the load.
  • To ensure stability, make sure to follow the recommended capacitor values and ESR ranges, and avoid using capacitors with high ESR values. Also, ensure that the output capacitor is properly sized and placed close to the LF33CPT-TR.
  • The LF33CPT-TR can handle a maximum input voltage of 30V, but it's recommended to operate it within the specified input voltage range of 3.5V to 15V for optimal performance and reliability.
  • The LF33CPT-TR is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's recommended to derate the output current and ensure proper thermal management to ensure reliable operation.
  • The output voltage of the LF33CPT-TR can be calculated using the formula: Vout = Vref x (1 + R1/R2), where Vref is the internal reference voltage, and R1 and R2 are the resistors in the feedback network.

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LF33CPT-TR Overview

Use the download button to access the LF33CPT-TR 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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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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