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RT8299AZQW - RICHTEK

Description: Switching Voltage Regulators 3A, 24V, 500kHz Synchronous Step-Down Converter

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Symbol
RT8299AZQW - RICHTEK - PCB symbol
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PCB Footprints
RT8299AZQW - RICHTEK PCB footprint - Small Outline No-lead - Small Outline No-lead - W-Type 10L DFN 3x3
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3D Models
RT8299AZQW - RICHTEK - 3D model - Small Outline No-lead - W-Type 10L DFN 3x3
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RT8299AZQW Details

  • Manufacturer Part Number:

    RT8299AZQW

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    WDFN3x3-10

  • Package Description:

    WDFN-10

  • Manufacturer Package Code:

    WDFN3x3-10

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Richtek Technology Corp

  • YTEOL:

    8

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    24 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PDSO-N10

  • Length:

    3 mm

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Output Voltage-Max:

    15 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC10,.1,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    575 kHz

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    3 mm

RT8299AZQW Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure that the thermal pad is connected to a large copper area to dissipate heat efficiently.
  • Use a high-quality output capacitor with low ESR (Equivalent Series Resistance) and ensure that the input capacitor is properly decoupled. Also, ensure that the feedback network is properly compensated.
  • Although the datasheet specifies a maximum input voltage of 18V, it's recommended to limit the input voltage to 15V to ensure reliable operation and prevent damage to the internal components.
  • While the RT8299AZQW is rated for operation up to 85°C, it's essential to ensure proper heat sinking and thermal management to prevent overheating. Consider using a heat sink or thermal interface material to maintain a safe operating temperature.
  • Start by verifying the input voltage, output voltage, and current consumption. Check for proper PCB layout, decoupling, and component selection. Use an oscilloscope to analyze the output voltage ripple and switching frequency. Consult the datasheet and application notes for guidance.

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RT8299AZQW Overview

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