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SI-8033S

Package Image

Package : TO220F-5L

RoHS : YES

Data Sheet(554KB)

SI-8000S、SS series chopper type switching regulator IC provides various features and protection functions required for a step-down switching regulator.
Switching regulator with high precision and high efficiency can be constructed with only 4 discrete components.
　（SI-8000SS series are the SI-8000S series products which has been screened for output voltage）

Data Download

Design Support

  • Technical Documents

Technical Documents

Features

    Compact full mold package (TO220)
    ・Output current: 3.0A
    ・High efficiency: 79～91％
    ・Requires only 4 discrete components
    ・Internally-adjusted phase compensation and output voltage
    ・Built-in reference oscillator （60kHZ）
    ・Built-in drooping-type-overcurrent and thermal protection circuits
    ・Soft start available by ON/OFF pin

Application

・Power supply for telecommunication equipment
・On-board local 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 Drooping Type
Phase Compensation Built-in
Thermal Protection YES
UVLO NO
Package Weight (Typ.)
Automotive Qualified

Typical Application

Typical Application

Block Diagram

Block Diagram

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