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SIC438BED-T1-GE3

Switching Voltage Regulators 3-28V 8A 50uA microBUCK MLP44-24

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SIC438BED-T1-GE3 General Description

Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 8A 24-PowerWFQFN

Key Features

  • Versatile
  • Operation from 3 V to 28 V input voltage
  • Adjustable output voltage down to 0.6 V
  • Scalable solution 8 A (SiC438), 12 A (SiC437), and 24 A (SiC431)
  • Output voltage tracking and sequencing with pre-bias start up
  • ± 1 % output voltage accuracy at -40 °C to +125 °C
  • Highly efficient
  • 97 % peak efficiency
  • 1 µA supply current at shutdown
  • 50 µA operating current not switching
  • Highly configurable
  • Four programmable switching frequencies available: 300 kHz, 500 kHz, 750 kHz, and 1 MHz
  • Adjustable soft start and adjustable current limit
  • Three modes of operation: forced continuous conduction, power save (SiC43xB, SiC43xD), or ultrasonic (SiC43xA, SiC43xC)
  • Robust and reliable
  • Cycle-by-cycle current limit
  • Output overvoltage protection
  • Output undervoltage / short circuit protection with auto retry
  • Power good flag and over temperature protection

    • Specifications

    Function Step-Down Output Configuration Positive
    Topology Buck Output Type Adjustable
    Number of Outputs 1 Voltage - Input (Min) 3V
    Voltage - Input (Max) 28V Voltage - Output (Min/Fixed) 0.6V
    Voltage - Output (Max) 20V Current - Output 8A
    Frequency - Switching 300kHz ~ 1MHz Synchronous Rectifier Yes
    Operating Temperature -40°C ~ 125°C (TJ) Mounting Type Surface Mount

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    Availability: 5317 PCS

    +BOM
    Qty. Unit Price Ext. Price
    1+ $0.859 $0.86
    10+ $0.771 $7.71
    30+ $0.723 $21.69
    100+ $0.669 $66.90
    500+ $0.645 $322.50
    1000+ $0.633 $633.00

    The prices below are for reference only.

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