SI-8050W |Sanken Electric

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SI-8050W

Data Sheetdownload (PDF:41.36KB)
Application Notedownload (PDF:737.42KB)

Description

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.

Application

・Power supply for telecommunication equipment
・On-board local power supply

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

Remarks

Package

Package Name:SOP8

Package Diagram

Design Support

Specifications

Built-in PowerYES
Output Voltage5V
Output Current0.6A
Input Voltage Range7V to 33V
Operating Frequency60kHz
Synchronous/AsynchronousAsynchronous
Current Mode ControlNO
Maximum Input Voltage33V
Minimum Input Voltage7V
Output on/offYES
Low ESR Capacitor SupportNO
Overcurrent ProtectionDrooping Type
Phase CompensationBuilt-in
Thermal ProtectionYES
UVLONO

Representative Circuit

Internal Block Diagram

Pin-Out Diagrams

Data Sheetdownload (PDF:41.36KB)
Application Notedownload (PDF:737.42KB)
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