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WPA50 Datasheet(PDF) 2 Page - C&D Technologies

Part No. WPA50
Description  50 WATT SINGLE OUTPUT EIGHTH BRICK DC/DC CONVERTER
Download  4 Pages
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Maker  CANDD [C&D Technologies]
Homepage  http://www.cdpowerelectronics.com
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WPA50 Datasheet(HTML) 2 Page - C&D Technologies

   
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SPECIFICATIONS,ALLMODELS
Specifications are at T
A = +25°C, Airflow = 300LFM (1.5m/s) at nominal input voltage unless otherwise specified.
ISOLATION
Input/Output Isolation Voltage
1500
2250
VDC
Resistance
10
M
Capacitance
1.5
nF
Leakage Current
240 Vrms, 50Hz
100
µA
OUTPUT
Rated Power
WPA50R48S012
22
W
WPA50R48S015
27
W
WPA50R48S018
33
W
WPA50R48S022
40
W
WPA50R48S025
45
W
WPA50R48S033
50
W
WPA50R48S050
50
W
Voltage Setpoint Accuracy
1.0
1.5
% of VNOM
Output Voltage Trim Range
-5.0
+8.0
% of VNOM
Temperature Coefficient
±0.002
±0.005
%/°C
Output Voltage Regulation
Line Regulation
Vin = 36V - 75V, Iout = Max
0.30
0.50
%
Load Regulation
Vin = 48V, Iout = 0-Max
0.30
0.60
%
Ripple & Noise (NOTE 1)
Vin = 48V, < 20Mhz bandwidth
75
mVp-p
Transient Response
Step change in output current
(50%-100% Step @ 0.2A/
)
1.2 - 2.5 Vout
Vin = 48V
8
% of VNOM
3.3 - 5.0 Vout
Vin = 48V
6
% of VNOM
Turn-On Time
Vin = 48V
200
500
mS
Remote Sense Compensation
8%
Overcurrent Protection
Vin = 48V
105
140
%
GENERAL
Switching Frequency
380
400
420
KHz
MTTF per ML-HDBK-217
Circuit Stress Method
Ground Benign
TA = +25°
TBD
Hrs
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
Voltage Range
Vin = 48V, Io=I Rated
36
48
75
VDC
Reflected Ripple Current
Vin = 48V, Io=I Rated
450
600
mApk-pk
Inrush Charge
42
µC
Maximum Input Current
Vin=36V
1.2 Vout
0.75
A
1.5 Vout
0.93
A
1.8 Vout
1.10
A
2.2 Vout
1.31
A
2.5 Vout
1.50
A
3.3 Vout
1.60
A
5.0 Vout
1.55
A
INPUT CONTROL
Temperature Shutdown
115
°C
Temperature Hysteresis
5°C
Quiescent Standby Current
Vin = 48V
3
4
mA
Power Dissipation
No Load, Remote On/Off
Disabled, Vin = 48Vdc
2.00
W
Undervoltage Shutdown
31.50
32.5
35.0
V
Undervoltage Hysteresis
0.50
2
3.00
V
NOTE 1: Measured at 20 MHz bandwidth across a
10µf multi layer ceramic capacitor located approximately 1” from output terminals.
µs


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