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PDF GLDW34V03 Data sheet ( Hoja de datos )
| Número de pieza | GLDW34V03 | |
| Descripción | High-efficiency DC/DC Converter | |
| Fabricantes | Galaxy Power | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de GLDW34V03 (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
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DORADO HV
High-efficiency DC/DC Converter
48V Input, 18V to 34VDC Output, 3A Output
www.DataSheet4U.com
The Dorado HV is also available with an optional
low profile heatsink for improved thermal
performance.
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
Control Functions
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
Protection Features
Over Temperature Protection
Over Voltage Protection
Over Current Protection
Over/Under Input Voltage Protection
ISO 9001 CERTIFIED ORGANISATION
®
Typical Characteristics
Output Setpoint Accuracy: ±0.2%
Load Regulation: +2% no load; -2% full load*
Line Regulation: ±0.2%
Low Output Ripple
Output Trim
* Varies with setpoint and trim method.
Dorado HV, Page 1
WWW.GALAXYPWR.COM
Part No. 01-001 Rev. 4.0–051404
1 page  
Dorado HV Operation
Note: 68µF electrolytic capacitor across output pins for all graphs.
Efficiency
92
90
88
86
84
82
80
78
76
74
0
36V Vin
48V Vin
75V Vin
0.5 1.0 1.5 2.0 2.5 3.0
Output Current (A)
Power Dissipation Vs Line/Load
18
16
14
12
10
8
6
4
2
0
0
0.5 1.0 1.5
2.0 2.5
3.0
Output Current (A)
36V Vin
48V Vin
75V Vin
www.DataSheet4U.com
Current Limit Vs. Line/Trim Voltage
5.4
5.2
5.0
4.8
4.6
4.4
4.2
4.0
3.8
18 20 22 24 26 28 30 32 34
Trimmed Output Voltage (V)
75V
60V
48V
36V
35.5
35.0
34.5
34.0
33.5
33.0
32.5
0
Setpoint Vs Line/Load
36V Vin
48V Vin
75V Vin
0.5 1.0 1.5 2.0 2.5
Output Current (A)
3.0
A T/R (dB)
A MAX
B MAX
B:
50.00
180.0
Bode Plot
MKR
dB GAIN
deg PHASE
10.964.782
4.31822
107.062
Hz
mdB
deg
VOUT
Voltage Ripple
A/DIV
B/DIV
10.00 dB
36.00 deg
START
STOP
100.000
100 000.000
T
Hz
Hz
Startup
[T
]
2
Dorado HV, Page 5
1
Ch1 10.0V
Ch2 5.00 V M 40.0ms A Ch1 2.70V
WWW.GALAXYPWR.COM
Part No. 01-001 Rev. 4.0–051404
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet GLDW34V03.PDF ] | |
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