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FAN53528DUC40X - onsemi

Description: I2C-Compatible Interface Up to 3.4 Mbps; Best-in-Class Load Transient; Thermal Shutdown and Overload Protection; Fixed-Frequency Operation: 2.4 MHz; Continuous Output Current Capability: 3.0 A; Programmable Slew Rate for Voltage Transitions ; 2.5 V to 5.5 V Input Voltage Range; 0.35 V to 1.14375 V in 6.25 mV Steps; 15-Bump Wafer-Level Chip Scale Package (WLCSP); Digitally Programmable Output Voltage:; Input Under-Voltage Lockout (UVLO); Quiescent Current in PFM Mode: 50 µA (Typical); PFM Mode for High Effic

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PCB Footprints
FAN53528DUC40X - onsemi PCB footprint - BGA - BGA - WLCSP15 2.015x1.31x0.586 CASE 567QS ISSUE O
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FAN53528DUC40X - onsemi  - 3D model - BGA - WLCSP15 2.015x1.31x0.586 CASE 567QS ISSUE O
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FAN53528DUC40X Details

  • Manufacturer Part Number:

    FAN53528DUC40X

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    WLCSP-15

  • Package Description:

    WLCSP-15

  • Manufacturer Package Code:

    567QS

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    R-PBGA-B15

  • Length:

    2.015 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    15

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5.5 A

  • Output Voltage-Max:

    1.14375 V

  • Output Voltage-Min:

    0.35 V

  • Output Voltage-Nom:

    0.4 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA15,3X5,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.625 mm

  • Supply Voltage-Nom (Vsup):

    3.6 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2750 kHz

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    1.31 mm

FAN53528DUC40X Frequently Asked Questions (FAQs)

  • The recommended PCB layout for optimal thermal performance involves placing the device on a 2-layer or 4-layer board with a solid ground plane, using thermal vias to connect the exposed pad to the ground plane, and keeping the thermal path as short as possible.
  • To ensure the device is properly biased during startup, make sure to provide a stable input voltage, connect the EN pin to a logic high signal, and add a capacitor between the VIN pin and GND to filter out noise and voltage spikes.
  • The maximum output current capability of the FAN53528DUC40X is 2.8A, but it's recommended to derate the current based on the ambient temperature and PCB thermal design to ensure reliable operation.
  • To protect the device from overvoltage and undervoltage conditions, add an overvoltage protection (OVP) circuit and an undervoltage lockout (UVLO) circuit to the input voltage rail, and ensure the device is operated within the recommended input voltage range of 2.7V to 5.5V.
  • The recommended input capacitor value is 1uF to 10uF, and a low-ESR ceramic capacitor such as X5R or X7R is recommended for optimal performance and stability.

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FAN53528DUC40X Overview

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