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SI-8033SD

Package Image

Package:TO263-5L

SI-8000SD series are buck converter ICs whose maximum output current is 3 A.
These products have various functions including the Soft Start Function, the Output On/Off Function, the Overcurrent Protection and the Thermal Shutdown, and achieve a buck converter circuit with few external components.

Features

    • High Efficiency 79%
    • Few Components
    • Downsized Choke Coil
      (Switching Frequency 60 kHz (typ.))
    • Fixed Output Voltage
    • Soft Start Function
    • On/Off Function
    • Low Supply Current during Output Off
    • Protection Functions
      Overcurrent Protections (OCP): Drooping Type, Auto-restart
      Thermal Shutdown (TSD): Auto-restart

Application

    • Audio Visual Equipment
    • Office Automation Equipment (e.g., Printer)
    • Onboard power supply

Specifications

Built-in Power Power IC
Output Method Fixed
Output Voltage 3.3 V
Output Current 3.0 A
Input Voltage Range 5.5 to 28 V
Operating Frequency 60 kHz
Synchronous / Asynchronous Asynchronous
Current Mode Control NO
Maximum Input Voltage 28.00 V
Output On / Off YES
Low ESR Capacitor Support NO
Overcurrent Protection Foldback Type
Phase Compensation Built-in
Thermal Protection YES
UVLO NO
Package Weight (Typ.) 1.48 g

Typical Application

Typical Application

Block Diagram

Block Diagram

Questions or Comments?

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