ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com
Specifications
Model
SVA**SC48
(25WATTS/1 OUTPUT)
SVA05SC48 SVA12SC48 SVA15SC48 SVA24SC48
SVA48SC48
Input Characteristic
Input Voltage
DC48V
Input Range
DC38-63V
Inrush Current
Not specified
Efficiency [%] (typical) *1
81
84
85
87
88
Output Characteristic
Output Voltage [V]
5
12
15
24
48
Output Current [A]
5.0
2.1
1.7
1.1
0.5
Voltage Adjust Range
+/-10% of Rated Output Voltage(at no load within input range)
Ripple and Noise [mVp-p](maximum) *2
150
220
250
340
580
Regulation
Statistic Line Regulation [mV](maximum) 40
96
120
192 384
Statistic Load Regulation [mV](maximum) 45
108
135
216 432
Temperature Coefficient *3
0.03%/
°C
Drift[mV](maximum) *4
40
75
90
135
255
150
360
450
720
1440
Recovery Time *5
0.3mS(typical)
Rise up time
500mS(maximum) at 25
°C and rated input/output
Hold up time
Not specified
Functions
Over current Protection
Current Limiting with automatic recovery
110% of Rated Output [A]
5.50
2.31
1.87
1.21
0.55
Over voltage Protection
Output shutdown(to reset, leave 1minute after shutdown)
110% of Rated Output [V]
5.50
13.2
16.5
26.4
52.8
Remote Sense
not available
Remote On/Off
not available
Reverse Voltage Protection
by internal fuse
Environmental
Operating Temperature
0 to +50
°C
Operating Humidity
85%RH(non-condensing)
Storage Temperature
-20 to +85
°C
Storage Humidity
85%RH(non-condensing)
Withstanding Voltage
Primary-Secondary AC2,000Vfor 1minute
Primary-Frame Ground AC2,000V for 1minute
Secondary-Frame Ground AC500V for 1minute
Isolation Resistance
Primary-Secondary-Frame Ground 50M(minimum) by DC500V insulation tester
Vibration
5-10Hz:10mm double amplitude,10-55Hz:19.6m/s
2
,20minutes' period for 60minutes each along X,Y,Z axes(non-operating)
Shock
294m/s
2
Cooling
Convection
Line Conduction Noise
Not specified
Safety
-
Weight (typical)
210g
MTBF [H]
740,000
Switching Frequency[kHz](typical)
90 Fix.
90 Fix.
90 Fix.
90 Fix.
90 Fix.
Conditions:
*1 at DC48V and rated output
*2 measured by a bayonet probe at the output connector at a 0 to 100MHz bandwidth
*3 at 0 to +50
°C
*4 for 7hours from 1hour after switch-on at 25
°C and rated input/output
*5 when output current changed from 25% to 75% of rated output current rapidly at DC48V input
