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NCP1342AMAACD1R2G - onsemi

Description: QR Frequency Jittering; Quiet-Skip Technology; Integrated HV Startup with Brownout Protection; Valley Switching Operation with Valley Lockout; Integrated X2 Capacitor Discharge Capability; NTC Compatible Fault Pin; High Drive Capability: -500 mA / +800 mA; Latch input for OVP and OTP implementation; Minimum Peak Current Modulation for Rapid Frequency Foldback (RFF)

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NCP1342AMAACD1R2G - onsemi - PCB symbol
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NCP1342AMAACD1R2G - onsemi PCB footprint - Other - Other - SOIC−9 NB CASE 751BP ISSUE A_1
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NCP1342AMAACD1R2G - onsemi - 3D model - Other - SOIC−9 NB CASE 751BP ISSUE A_1
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NCP1342AMAACD1R2G Details

  • Manufacturer Part Number:

    NCP1342AMAACD1R2G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC-9 NB

  • Manufacturer Package Code:

    751BP

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2018-10-09

  • Manufacturer:

    onsemi

  • YTEOL:

    7.2

  • Additional Feature:

    ALSO HAS PWM CONTROL TECHNIQUE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    RESONANT CONTROL

  • Input Voltage-Max:

    28 V

  • Input Voltage-Min:

    9 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G9

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    9

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SOP9/10,.24,40

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    2 mm

  • Supply Current-Max (Isup):

    1.5 mA

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    560 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

NCP1342AMAACD1R2G Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and to use thermal vias to connect the exposed pad to the ground plane. This helps to dissipate heat efficiently.
  • To ensure reliable start-up in a noisy environment, it's recommended to add a soft-start circuit to limit the inrush current and to use a high-quality input capacitor to filter out noise. Additionally, consider adding a voltage supervisor to monitor the output voltage and reset the converter if it's not within the desired range.
  • The maximum allowed input voltage ripple for reliable operation is typically 10% of the nominal input voltage. Exceeding this limit may cause the converter to malfunction or oscillate.
  • To optimize output voltage accuracy and stability, it's recommended to use a high-quality output capacitor with low ESR, and to adjust the feedback resistors to achieve the desired output voltage. Additionally, consider adding a voltage reference IC to improve output voltage accuracy.
  • The recommended input capacitors are X7R or X5R ceramic capacitors with a voltage rating of at least 1.5 times the maximum input voltage. For the output capacitor, a low-ESR ceramic or electrolytic capacitor with a voltage rating of at least 1.5 times the output voltage is recommended.

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