6W Open Frame
ETA-USA 16170 Vineyard Blvd. Suite 180 Morgan Hill, CA 95037 http://www.eta-usa.com
Toll-free (US only): 800-ETA-POWR (800-382-7697) Telephone: 408 778-2793 FAX: 408-779-2753
The Power Professionals
ETA-USA
Operating Temperature
Operating Humidity
294m/s^2Shock
ConvectionCooling
EMI(Electromagnetic
Interference) Built to meet FCC Part15-B Class B
Fold back/current limiting with automatic recovery at discontinuous
short circuit conditions
• PCB Mountable
• Small, Light Weight
• High Efficiency
• Cost effective
• Output Voltage adjustable
• Over Voltage Protection
• EMI: complies to FCC/B
• Safety: UL 1950, CSA 950(C-UL) approved
OB-Series AC/DC Switching Power Supplies are designed and
built to be installed right onto th e user’s printed circuit board like
a piece of “patch-work”. They are small, light in weight and
cost effective.
Input Frequency Hz
Input Frequency Range Hz
Inrush Current *1 A
Efficiency (typical) *2
Output Voltage Vdc
Output Current A
Voltage Tolerance V
Ripple and Noise(max.) *3 mV
a. Static Line Regulation max. mV
b. Static Load Regulation max. mV
c. Temperature Coefficient *7
Drift max. *8
mV
mV
Dynamic Load Reg. typ.*9 mV
f. Recovery Time *9
g. Rise Time mS
h. Hold Up Time mS
MODEL/CHANNEL
-
-
-
-
-
-
[V]
[A]
[mA]
Unit
FEATURES:
INPUT
Protection
Dimension
OUTPUT
EMC Standards
Environment
Environmental
Agencies
Short circuit protection
Over Voltage Protection
OBR-WA
UL 1950 C-UL: CSA 22.2 Built to meet VCCI Class A
-20~+71°C
30~85%RH(non-condensing)
Input Voltage Vac
Input Voltage Range Vdc
Input Current A
100mS(maximum) at rated input/output
20mS(typical) at rated input/output
20ms (Typ.)
Regulation
mS
Not Available
AC 115 V[DC 132 V]
AC85~132V [DC110-175V]
0.25
50/60Hz
47-440Hz
18A(maximum) at AC100V
68
3.3 12 48
1
0.07 0.1 0.24 0.3 0.48 0.96
100mVp-p MAX
5
10
0.03%/ºC
30
2002503604507201500
OBR3.3
SA-U OBR05
SA-U OBR12
SA-U OBR15
SA-U OBR24
SA-U OBR48
SA-U
8181797875
5 15
0.130.40.51
255135907540
9648302410
14472453615
24
0.26
mm/g
Size(WxHxD) / Weight D43Wx47.5Lx18.5H [mm]/ open board type:27g[unit with chassis/cover:30g]
6W Open Frame
ETA-USA 16170 Vineyard Blvd. Suite 180 Morgan Hill, CA 95037 http://www.eta-usa.com
Toll-free (US only): 800-ETA-POWR (800-382-7697) Telephone: 408 778-2793 FAX: 408-779-2753
The Power Professionals
ETA-USA
Dimension Diagram (mm)
MODEL/CHANNEL Unit OBR22WA-U OBR23WA-U
ETA-USA 16170 Vineyard Blvd. Suite 180 Morgan Hill, CA 95037 http://www.eta-usa.com
Toll-free (US only): 800-ETA-POWR (800-382-7697) Telephone: 408 778-2793 FAX: 408-779-2753
The Power Professionals
ETA-USA
Block Diagram
Model Diagram
-
-
-
-
-
-
Environment
Other Spec.
Storage Humidity
Withstanding Voltage Primary-Frame Ground AC2,000V for 1minute
Secondary-Frame Ground AC500V for 1minute
Vibration 5-10Hz:10mm double amplitude,10-55Hz:19.6m/s2,20minutes' period for
60minutes each along X,Y,Z axes(non-operating)
Isolation Resistance Primary-Secondary-Frame Ground 50MΩ(minimum) by DC500V insulation tester
Primary-Secondary AC2,000V for 1minute
20~90%RH(non-condensing)
Leakage Current(typ.) 40uA at AC100V input
MTBF [H] *9 1,000,000
