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NCP1217AD100R2G - onsemi

Description: Obsolete - PWM Controller, Fixed Frequency, Current Mode, with Duty Cycle Limited to 50%

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NCP1217AD100R2G - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-8 NB CAST 751-07
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NCP1217AD100R2G - onsemi  - 3D model - Small Outline Packages - SOIC-8 NB CAST 751-07
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NCP1217AD100R2G Details

  • Manufacturer Part Number:

    NCP1217AD100R2G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC-8 Narrow Body

  • Package Description:

    SOIC-8 Narrow Body-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    751-07

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Min:

    8.3 V

  • Input Voltage-Nom:

    11 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    0.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    110 kHz

  • Technology:

    CMOS

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

NCP1217AD100R2G Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good copper pour coverage around the device. A 2-3 layer PCB with a solid ground plane is recommended.
  • To ensure reliable startup, ensure that the input voltage rises monotonically and does not droop during startup. A soft-start circuit can be used to limit the inrush current and ensure a reliable startup.
  • The maximum allowed capacitance on the output depends on the specific application, but as a general rule, it is recommended to keep the output capacitance below 10uF to avoid stability issues.
  • The NCP1217AD100R2G has built-in overvoltage protection, but it is recommended to add an external OVP circuit to protect the device from high voltage spikes or transients.
  • A 10uF to 22uF X7R or X5R ceramic capacitor is recommended for the input, placed as close to the device as possible to minimize noise and ripple.

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NCP1217AD100R2G Overview

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Part Image NCP1217AD100R2 onsemi

Switching Controller, Current-mode, 0.5A, 110kHz Switching Freq-Max, CMOS, PDSO8