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RT6278BHGQUF - RICHTEK

Description: Switching Voltage Regulators 23V, 8A, 500kHz ACOT Synchronous Step-Down Converter

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Symbol
RT6278BHGQUF - RICHTEK - PCB symbol
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PCB Footprints
RT6278BHGQUF - RICHTEK PCB footprint - Other - Other - RT6278BHGQUF-1
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RT6278BHGQUF - RICHTEK - 3D model - Other - RT6278BHGQUF-1
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RT6278BHGQUF Details

  • Manufacturer Part Number:

    RT6278BHGQUF

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Richtek Technology Corp

  • YTEOL:

    7

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    CONSTANT ON TIME

  • Input Voltage-Max:

    23 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-XQCC-N12

  • Length:

    3 mm

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    8 A

  • Output Voltage-Max:

    6 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VQCCN

  • Package Equivalence Code:

    LCC12,.12SQ(UNSPEC)

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, VERY THIN PROFILE

  • Seated Height-Max:

    0.6 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    0.5 kHz

  • Terminal Form:

    NO LEAD

  • Terminal Position:

    QUAD

  • Width:

    3 mm

RT6278BHGQUF Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or a heat sink to dissipate heat efficiently.
  • Ensure that the input voltage is within the recommended range, and the output capacitor is of sufficient value and type (e.g., X5R or X7R). Also, ensure that the feedback network is properly designed and compensated.
  • The maximum allowable ripple voltage on the input is 10% of the nominal input voltage. Exceeding this may affect the regulator's stability and output voltage regulation.
  • While ceramic capacitors can be used, they may not be the best choice due to their limited capacitance and high ESR. X5R or X7R capacitors are recommended for their higher capacitance and lower ESR.
  • The RT6278BHGQUF has built-in overcurrent protection (OCP) and short-circuit protection (SCP). However, it's recommended to add external protection components, such as fuses or PTC resistors, to ensure the device's safety in extreme fault conditions.

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RT6278BHGQUF Overview

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