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RT7274GSP - RICHTEK

Description: IC REG BUCK ADJUSTABLE 2A 8SOP

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Symbol
RT7274GSP - RICHTEK - PCB symbol
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PCB Footprints
RT7274GSP - RICHTEK PCB footprint - Small Outline Packages - Small Outline Packages - 8-Lead SOP (Exposed Pad) Plastic Package_
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3D Models
RT7274GSP - RICHTEK - 3D model - Small Outline Packages - 8-Lead SOP (Exposed Pad) Plastic Package_
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RT7274GSP Details

  • Manufacturer Part Number:

    RT7274GSP

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    PSOP-8

  • Package Description:

    SOP-8

  • Manufacturer Package Code:

    PSOP-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Richtek Technology Corp

  • YTEOL:

    8

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT/VOLTAGE-MODE

  • Control Technique:

    CONSTANT ON TIME

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    8 V

  • Output Voltage-Min:

    0.765 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Seated Height-Max:

    1.753 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    700 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.9 mm

RT7274GSP Frequently Asked Questions (FAQs)

  • Richtek provides a recommended PCB layout in their application note ANI27, which includes guidelines for thermal vias, copper pours, and component placement to ensure optimal thermal performance.
  • To optimize output voltage accuracy, ensure that the input voltage is within the recommended range, use a high-precision voltage reference, and minimize noise on the VREF pin. Additionally, consider using a voltage margining feature to adjust the output voltage.
  • The RT7274GSP can drive a maximum capacitive load of 10uF. However, it's recommended to use a smaller capacitor value to ensure stability and prevent oscillations.
  • The RT7274GSP has a built-in OCP feature that can be enabled by connecting the OCP pin to a resistor and a capacitor. The OCP threshold can be adjusted by changing the value of the resistor and capacitor.
  • Richtek recommends using a 10uF to 22uF ceramic capacitor with an X5R or X7R dielectric as the input capacitor. This ensures low ESR and high ripple current capability.

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RT7274GSP Overview

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