5A, CC/CV Mode Step-Down Converter
EUP3467WIR1 EUP3467WIR1.pdf

No.10556

FEATURES

 8V to 36V Wide Input Operating Range

 40V Input Voltage Surge

 Fixed 80kHz Switching Frequency

 CC/CV Mode Control

 Up to 5A Output Current

 +/- 1% Voltage Reference Accuracy

 +/- 4% Constant Current Accuracy

 Programmable Cable Compensation

 Internal Soft Start

 Output Over Voltage Protection

 Foldback Short Circuit Protection

 Secondary Cycle-by-Cycle Current Limit

 Thermal Shutdown

 Available SOP-8 (EP) Package

DESCRIPTION

The EUP3467 is a step-down converter capable of driving 5A continuous load with excellent line and load regulation. The EUP3467 operates in either CC (Constant Current) mode or CV (Constant Voltage) mode with an input voltage range from 8V to 36V. The EUP3467 provides programmable cable compensation by adjusting external resistor divider. The EUP3467 stops switching when the output reaches over voltage threshold which is programmed by external resistor divider.

Fault protection includes secondary cycle-by-cycle current limit, short circuit protection and thermal shutdown. In shutdown mode the regulator draws 3μA of supply current. Internal soft-start minimizes the inrush supply current and the output overshoot at initial startup.

The EUP3467 is available in SOP-8 (EP) package.

APPLICATION CIRCUIT
PIN CONFIGUTION
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