EWS SERIES
5 WATT
Powering Communications and Technology
MODELS -
(See the last page of Section for options.)
Selection Chart
Model
EWS0505
EWS0512
EWS1205
EWS1212
EWS1215
Vin
(Volts)
5
5
12
12
12
Vin Range
(Volts)
4.5 - 9.0
4.5 - 9.0
9.0 - 18.0
9.0 - 18.0
9.0 - 18.0
Iin Max.*
(Amps)
1.80
2.10
0.85
0.95
0.91
Vout
(Volts)
5
12
5
12
15
Iout Rated
(Amps)
1.00
0.50
1.00
0.50
0.40
Ripple & Noise
Pk-Pk (mV)
150
150
150
150
150
Efficiency
Typ. **
70%
73%
73%
80%
82%
* Maximum input current at minimum input voltage, maximum rated output power.
** At nominal Vin, rated output.
MECHANICAL DRAWING
1.00"
(25.4mm)
0.18" MIN.
(4.6mm)
0
3
4
5
2.00"
(50.8mm)
1
0.800"(20.3mm)
2
DIA 0.040"
(1.0mm)
1.40"(35.6mm)
0.800"
(20.3mm)
0.500"
(12.7mm)
0.40"
(10.2mm)
0
0.300"
-0.10"
(7.6mm)
(-2.5mm)
0.400"
(10.2mm)
High Density - Board Mounted Power Division
BOTTOM VIEW
Thermal Impedance
Natural Convection 15.4 °C/W
100 LFM
12.2 °C/W
200 LFM
9.3 °C/W
300 LFM
7.4 °C/W
400 LFM
6.4 °C/W
Note:
Thermal impedance data is
dependent on many environmental
factors. The exact thermal
performance should be validated
for specific application.
Pin
1
2
3
4
Function
+V
in
-V
in
+V
out
- V
out
Tolerances
Inches:
.XX ± 0.040
.XXX ± 0.010
Pin:
± 0.002
Case:
+0.04, -0.00
(Millimeters)
.X ± 1.0
.XX ± 0.25
± 0.05
+1.0, -0.0
(Dimensions as listed unless otherwise
specified.)
2
POWER-ONE [ POWER-ONE ]
