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NCP1377BDR2G - onsemi

Description: Free-running borderline / critical mode quasi-resonant operation; Latched Over Voltage Protection; Auto-recovery short-circuit protection via UVLO crossover; External latch triggering, e.g. via over-temperature signal; Current-Mode with adjustable Skip-cycle capability; Internal 1ms soft-start; Internal temperature shutdown; Internal Leading Edge Blanking; 500mA peak current source/sink capability; Under Voltage Lockout level of 12.5V (on) and 7.5V (min); Direct optocoupler connection; SPICE models availabl

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PCB Footprints
NCP1377BDR2G - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-8 NB CAST 751-07
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NCP1377BDR2G - onsemi  - 3D model - Small Outline Packages - SOIC-8 NB CAST 751-07
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NCP1377BDR2G Details

  • Manufacturer Part Number:

    NCP1377BDR2G

  • 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

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    2 Days

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    ALSO HAS RESONANT CONTROL TECHNIQUE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Min:

    8.2 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

  • Operating Temperature-Min:

    -40 °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

  • Supply Current-Max (Isup):

    2 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    300 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • 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

NCP1377BDR2G Frequently Asked Questions (FAQs)

  • A good PCB layout for the NCP1377BDR2G involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces to reduce EMI and noise.
  • To ensure the NCP1377BDR2G operates within its SOA, monitor the input voltage, output current, and junction temperature. Ensure the input voltage is within the recommended range, the output current is within the maximum rating, and the junction temperature is below the maximum rating of 150°C.
  • The recommended input capacitor value is 10uF to 22uF, and a low-ESR ceramic capacitor (e.g., X5R or X7R) is recommended to minimize voltage ripple and ensure stable operation.
  • To troubleshoot issues with the NCP1377BDR2G, check the input voltage, output current, and junction temperature. Verify the PCB layout and component selection meet the recommended guidelines. Use an oscilloscope to check for voltage ripple and noise, and ensure the output capacitor is properly sized and selected.
  • Yes, the NCP1377BDR2G is suitable for high-reliability and automotive applications. It meets the AEC-Q100 standard for automotive applications and is designed to operate in harsh environments.

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NCP1377BDR2G Overview

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Part Image NCP1377BDR2 onsemi

Switching Controller, Current/voltage-mode, 0.5A, 300kHz Switching Freq-Max, CMOS, PDSO8