25 WATT
DC-DC
CONVERTER
SVA-SD SERIES
Specifications
SVA**SD
25WATTS/1 OUTPUT
Input Characteristic
Input Voltage
Input Range
Inrush Current
*1
78
Efficiency [%] (typical) *2
81
DC110V
DC85-140V
20A (maximum) at DC110V
82
84
83
SVA05SD
SVA12SD
Model
SVA15SD
SVA24SD
SVA48SD
Block Diagram
Efficiency Curve
ETA-USA Tel:
408-778-2793
Fax:
408-779-2753
e-mail:
sales@eta-usa.com
Specifications
SVA**SD
(25WATTS/1 OUTPUT)
Output Characteristic
Output Voltage [V]
Output Current [A]
Voltage Adjust Range
Ripple and Noise [mVp-p](maximum) *3
Regulation
Statistic Line Regulation [mV](maximum)
Statistic Load Regulation [mV](maximum)
Temperature Coefficient *4
Drift[mV](maximum) *5
Dynamic Load Regulation [mV](typical) *6
Recovery Time *6
Rise up time
Hold up time
SVA05SD
5
5.0
150
40
45
40
150
SVA12SD
Model
SVA15SD
SVA24SD
SVA48SD
12
15
24
48
2.1
1.7
1.1
0.5
+/-10% of Rated Output Voltage(at no load within input range)
220
250
340
580
192
216
0.03%/°C
75
90
135
360
450
720
0.3mS(typical)
500mS(maximum) at 25°C and rated input/output
10mS(minimum) at 25°C and rated input/output
96
108
120
135
384
432
255
1440
Functions
Over current Protection
≥110%
of Rated Output [A]
Over voltage Protection
≥110%
of Rated Output [V]
Remote Sense
Remote On/Off
Reverse Voltage Protection
5.50
5.50
Current Limiting with automatic recovery
2.31
1.87
1.21
0.55
Output shutdown (to reset, leave 1minute after shutdown)
13.2
16.5
26.4
52.8
not available
not available
by internal bridge diode
0 to +50°C
85%RH(non-condensing)
-20 to +85°C
85%RH(non-condensing)
Primary-Secondary AC2,000Vfor 1minute
Primary-Frame Ground AC2,000V for 1minute
Secondary-Frame Ground AC500V for 1minute
Primary-Secondary-Frame Ground 50MΩ(minimum) by DC500V insulation tester
5-10Hz: 10mm double amplitude, 10-55Hz: 19.6m/s
2
, 20minutes’ period for 60minutes each along X, Y, Z axes (non-
operating)
Environmental
Operating Temperature
Operating Humidity
Storage Temperature
Storage Humidity
Withstanding Voltage
Isolation Resistance
Vibration
Shock
Cooling
□
Line Conduction Noise
□
Safety
Weight (typical)
□
MTBF [H]
□
Switching Frequency[kHz](typical)
Conditions:
*1 at cold start
*2 at DC110V and rated output
294m/s
2
Convection
Not specified
-
220g
590,000
90 Fix.
90 Fix.
90 Fix.
90 Fix.
90 Fix.
*3 measured by a bayonet probe at the output connector at a 0 to 100MHz bandwidth
*4 at 0 to +50°C
*5 for 7hours from 1hour after switch-on at 25
and rated input/output
*6 when output current changed from 25% to 75% of rated output current rapidly at DC110 input
ETA-USA Tel:
408-778-2793
Fax:
408-779-2753
e-mail:
sales@eta-usa.com
OCP Curve
Dimension (mm)
ETA-USA Tel:
408-778-2793
Fax:
408-779-2753
e-mail:
sales@eta-usa.com
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