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
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
GALAXY [ GALAXY POWER, INC. ]
