GLDW34V03

High-efficiency DC/DC Converter 48V Input, 18V to 34VDC Output, 3A Output Suitable for Fan Motor Control Industry Standard Quarter Brick Pinout and Footprint Typical Efficiency: 87% at 3A, 34V Droop Feature Allows Current Sharing Very Low Common-mode Noise for a Commercial DC/DC Converter Two-stage Input Filter Constant Switching Frequency Remote Sense Single Board Design Optional Low Profile Heatsink for Improved Thermal Performance Header with M3 Metal Inserts for Mechanical Connection to PCB Two Year Warranty Compatible with Fan Turn-on Requirements Designed to be Stable with High Capacitance Load Uses Innovative Control and Power Topology for Lower Parts Count Microprocessor Controlled Primary-side Enable, Choice of Logic DORADO HV www.DataSheet4U.com The Dorado HV is also available with an optional low profile heatsink for improved thermal performance. Control Functions Protection Features Over Temperature Protection Over Voltage Protection Over Current Protection Over/Under Input Voltage Protection Typical Characteristics Output Setpoint Accuracy: ±0.2% Load Regulation: +2% no load; -2% full load* Line Regulation: ±0.2% Low Output Ripple Output Trim ISO 9001 CERTIFIED ORGANISATION ® * Varies with setpoint and trim method. Dorado HV, Page 1 WWW.GALAXYPWR.COM Part No. 01-001 Rev. 4.0–051404 General Specifications VIN = 48VDC, TA@25°C, 300 LFM Airflow, VOUT = 34V, IOUT = 1.5A. 68µF electrolytic capacitor across output pins. Available output power depends on ambi...