PSABR300 SERIES
300 Watts
AC/DC Full Brick Power Supply
Single Output
Rev C
FEATURES
• Universal Input of 90~264VAC
• Switching Power Module for PCB
Mountable
• Over Current, Short Circuit, Over
Temperature and Over Voltage
Protection
• High Efficiency
• EN60950-1 and UL60950-1
Safety Approvals
• Full Brick Size with Base Plate
• Remote Sense
• Conduction Cooling
DESCRIPTION
The PSABR300 series of AC/DC power supplies offers 300 watts of output
power in a 4.62” x 2.42” x 0.52” full brick package. This series consists of
single output models with a universal input range of 90~264VAC. Each
model in this series has high efficiency, over current, short circuit, over
temperature, and over voltage protection, as well as remote sense. This
series has EN60950-1 and UL60950-1 safety approvals.
Size: 4.62in x 2.42in x 0.52in (117.3mm x 61.5mm x 13.2mm)
MODEL SELECTION TABLE
Model Number
Input Voltage Range
90~264VAC
Output Voltage
Output Trim
Output Current Ripple & Noise(2)
Efficiency
Max. Output Power
300W
PSABR300-12S
PSABR300-24S
PSABR300-28S
PSABR300-48S
12VDC
24VDC
28VDC
48VDC
10.8~13.2VDC
21.6~26.4VDC
25.2~30.8VDC
43.2~52.8VDC
25A
12.5A
11A
150mV
200mV
200mV
300mV
90%
90.5%
90.5%
91%
6.25A
SPECIFICATIONS
All specifications are based on Normal Input Voltage, Full Load, and 25°C After Warm-Up Time unless otherwise noted.
We reserve the right to change specifications based on technological advances.
SPECIFICATION
TEST CONDITIONS
Min
Typ
Max
Unit
INPUT SPECIFICATIONS
Input Voltage Range
Input Frequency
90
47
264
63
VAC
Hz
50/60
100VAC, Full Load
200VAC, Full Load
<2ms
4.0
2.0
Input Current
A
Inrush Current
Limited by External Resistance
Leakage Current
0.75
>0.95
>0.9
mA
100VAC, Full Load
200VAC, Full Load
Power Factor
OUTPUT SPECIFICATIONS
Output Voltage
Voltage Accuracy
Line Regulation
See Table
±2
±1
%
%
%
LL-HL
Load Regulation
Output Trim
Remote Sense
Output Power
Output Current
5-100%
±1
See Table
Provided
See Table
See Table
Minimum Load
0
%
Ripple & Noise
See Table
ENA
Hold-Up Time
Temperature Coefficient
PROTECTION
Open collector (10mA sink current), Low (on) when output is present
0~50ºC
Limited by External Capacitor
±0.05
%/ºC
Short Circuit Protection
Over Current Protection
Over Voltage Protection
Over Temperature Protection
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature
Storage Temperature
Humidity
Automatic Recovery, Hiccup Mode
Automatic Recovery
Automatic Recovery
Automatic Recovery
On Aluminum Base Plate
-40
-40
20
+100
+100
95
ºC
ºC
%RH
Non-Condensing
Vibration
MTBF
10~500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
@25ºC (MIL-HDBK-217F, Notice 1)
250,000
Hours
Wall Industries, Inc. • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
website: www.wallindustries.com • e-mail: sales@wallindustries.com
7/15/2019
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