PH-A280 Series
50W to 300W, 200 to 425VDC Input DC-DC Converters
Features
200 - 425VDC Input
Base-plate Cooled
Full Power at 100°C base plate
Quarter and Half Brick (300W) Footprint
EN62477-1 (OVC III, PH300A only)
Key Market Segments & Applications
(Quarter brick shown)
Specifications
Model
Nominal Output Voltage
VDC 3.3V
5V
12V 15V 24V 28V
48V
Input Voltage Range
VDC
200 - 425VDC
Input Current
A
See model selector
Output Voltage Adjustment VDC
See model selector
Ripple & Noise (max) pk-pk mV
100
100
150
150
240 280 400 (300W: 480mV)
Line Regulation (max)
mV 10
10
24
30
48 56
96
Load Regulation (max)
mV 10
10
24
30
48 56
96
Overcurrent Protection
%
102 - 150% (Constant current style)
Overvoltage Protection (1) % 130 - 200 125 - 150 (1)
50-150W: 115 - 145%, 300W: 125 - 145%
Remote Sense
-
Yes
Remote On/Off
-
Yes; Low = ON, Open = OFF
Operating Temperature
oC
-40oC to +100oC Base-plate, -40oC to +85oC Ambient
Storage Temperature
oC
-40oC to +100oC
Temperature Coefficient
%/oC
0.02%/oC
Humidity (non condensing) %RH
5 - 95% RH Operating and Non Operating
Cooling
- Conduction (See Installation Manual for heatsink selection)
Withstand Voltage
VAC
Input to Base-plate: 2.5kVAC; Input to Output 3.0kVAC for I min.;
Output to Base-plate: 500VAC for 1 min
Isolation Resistance
MΩ
>100MΩ at 25C and 70%RH, Output to Base plate 500VDC
Vibration
-
Non Operating, 10-55Hz (sweep for 1 min.)
Amplitude 0.825mm constant (Max 49 m/s2) X,Y,Z 1 hour each
Shock
-
196.1m/s2
Safety Agency Certifications
-
UL60950-1, CSA60950-1, EN60950-1, EN62477-1 (OVC III, PH300A only) CE Mark
Weight (Typ)
g
50-150W: 55g, 300W: 100g
Size (WxHxD)
in (mm)
50 to 150W: 1.46 x 0.5 x 2.30” (37.2 x 12.7 x 58.3)
300W: 2.4 x 0.5 x 2.28” (61.0 x 12.7 x 57.9)
Warranty
yrs
5 Years
Note: See Installation Manual for full details, test methods of parameters and application notes
(1) Cycle input or remote on/off to reset. PH300A280-5: 125 - 145%
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