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EUP3270 - CC/CV Mode Synchronous Step-Down Converter

General Description

The EUP3270 is a synchronous step-down converter capable of driving 4A continuous load with excellent line and load regulation.

The EUP3270 operates in either CC (Constant Current) mode or CV (Constant Voltage) mode with an input voltage range from 4.5V to 30V.

Key Features

  • 4.5V to 30V Wide Input Operating Range 80kHz~800kHz Switching Frequency Selection CC/CV Mode Control Up to 4A Output Current +/- 1.5% Voltage Reference Accuracy +/- 4% Constant Current Accuracy Programmable Cable Compensation Internal Soft Start Single Pin to External Compensation and Shutdown Control Hiccup Short Circuit Protection Secondary Cycle-by-Cycle Current Limit Thermal Shutdown Available in SOP-8 (EP) Package RoHS Compliant and 100% Lead(Pb)-Free Halogen-Free.

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Datasheet Details

Part number EUP3270
Manufacturer Eutech Microelectronics
File Size 465.35 KB
Description CC/CV Mode Synchronous Step-Down Converter
Datasheet download datasheet EUP3270 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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EUP3270 CC/CV Mode Synchronous Step-Down Converter DESCRIPTION The EUP3270 is a synchronous step-down converter capable of driving 4A continuous load with excellent line and load regulation. The EUP3270 operates in either CC (Constant Current) mode or CV (Constant Voltage) mode with an input voltage range from 4.5V to 30V. The EUP3270 provides programmable cable compensation by adjusting external resistor divider. External shutdown function can be controlled by pulling COMP pin to a level below 0.14V. Fault protection includes secondary cycle-by-cycle current limit, short circuit protection and thermal shutdown. Internal soft-start minimizes the inrush supply current and the output overshoot at initial startup. The EUP3270 is available in SOP-8 (EP) package. FEATURES 4.