OBSOLETE

SI-8033W

Package Image

Package : SOP8

RoHS : YES

Data Sheet(709KB)
Check Online Stock

SI-8000W series is a chopper type switching regulator IC, incorporating various features and protection functions needed for a step-down switching regulator.
Switching regulator with high precision and high efficiency can be constructed with only 4 discrete components.

Data Download

Design Support

  • Technical Documents

Technical Documents

Features

    ・Surface-mount（SOP8） package
    ・Output current: 0.6A
    ・High efficiency: 75～80％
    ・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

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 0.6 A
Input Voltage Range 5.3 to 28 V
Operating Frequency 60 kHz
Synchronous / Asynchronous Asynchronous
Current Mode Control NO
Maximum Input Voltage 28.00 V
Output On / Off NO
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

Physical Dimensions

Physical Dimensions

Questions or Comments?

Please feel free to contact us if you cannot find the desired product from the lineup.