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KF25BD - STMicroelectronics

Description: KF25BD, Low Dropout Voltage Regulator, 0.5A, 2.5 V ±2%, 2.5 → 20 Vin, 8-Pin SO

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Symbol
KF25BD - STMicroelectronics - PCB symbol
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PCB Footprints
KF25BD - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO-8
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KF25BD - STMicroelectronics - 3D model - Small Outline Packages - SO-8
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KF25BD Details

  • Manufacturer Part Number:

    KF25BD

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SO-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    20 V

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    3.5 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Line Regulation-Max:

    0.012%

  • Load Regulation-Max:

    0.05%

  • 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:

    0.5 A

  • Output Voltage1-Max:

    2.6 V

  • Output Voltage1-Min:

    2.4 V

  • Output Voltage1-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Voltage Tolerance-Max:

    4%

  • Width:

    3.9 mm

KF25BD Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN5323, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The KF25BD requires a stable power supply with adequate decoupling capacitors to ensure proper operation. A minimum of 100nF ceramic capacitor should be placed close to the VDD pin, and additional bulk capacitors can be added depending on the system requirements. Refer to the application note AN5323 for more details.
  • The KF25BD is rated for operation from -40°C to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper thermal management and heat dissipation to prevent overheating and ensure reliable operation.
  • The KF25BD is designed to withstand moderate vibration levels, but it's essential to ensure proper PCB mounting and mechanical fixation to prevent damage or malfunction. STMicroelectronics recommends following the guidelines in the application note AN5323 for vibration testing and PCB design.
  • STMicroelectronics provides a troubleshooting guide in the application note AN5323, which covers common issues and their solutions. Additionally, engineers can use tools like oscilloscopes and logic analyzers to debug and analyze the device's behavior.

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KF25BD 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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