NB50T
50 Watts Output Power
TRIPLE OUTPUT
FEATURES
•
•
•
•
•
•
•
•
.38 Inch Profile
Synchronization
Remote Turn On (TTL)
Output Voltage Trim Pin
Over Temperature Protection
Built-In Test (Output Power Good)
Output Overvoltage/Overcurrent Protection
100% Environmental Screening (Military Version)
How to Order:
NB 50 T M / 5 / 15 - A - D
SELECTION CHART
Options:
Series
A- pins out side of unit
B- pins out bottom of unit
C- pins out top of unit
D- through hole inserts
(STD threaded)
Main Output
Auxiliary Output
Model
Voltage
Current
5.0A
Voltage Current
Number
Total Output Power
Triple Output
5
±12
±15
1.04A
0.83A
NB50TI/5/12-A
NB50TI/5/15-A
5
5.0A
I - M2.5 inserts
Industrial (I) or Military (M)
The above model number is for the Industrial grade power supply. For the
Military grade power supply replace the ‘I’ with ‘M’.
Main Output Voltage
Auxiliary Output Voltages
INPUT CHARACTERISTICS
50 dB
180°
STABILITY
Min.
14
Typ.
Max.
40
Units
Vdc
Vdc
Watt
mc
%
µA
W
dB
dB
Input Voltage
28
12
3
Brown Out (75% of Full Load) [fig. I]*
No Load Power Dissipation
Inrush Charge [fig. VII]*
5
2
0°
0 dB
Reflective Ripple Current [fig. VIII]*
Logic Disable Current (Sink)
Logic Disable Power In
Input Ripple Rejection (120 Hz)
Input Ripple Rejection (800 Hz)
Efficiency (FL) [fig. II & III]*
10
100
1.2
50
150
2.5
Phase
Gain
40
68
-50 dB
100HZ
-180°
100KHZ
64
%
1KhZ
10KH
FREQUENCY
EMI: Units conform to MIL-STD-461D (on the input leads) with companion filter
INPUT CHARACTERISTICS
Auxiliary Outputs
+5V Output
Min.
Typ.
Max.
2
0.5
0.5
125
110
Min.
Typ.
Max.
1
Units
✝
Set Point Accuracy
Load Regulation
Line Regulation
Ripple P-P (10 MHz) [fig. IV]*
Trim Range
out
out
out
1
% V
% V
% V
0.1
0.1
50
0.3
0.2
50
1
1
150
mV
out
100
% V
Vdc
Remote Sense Compensation
Overvoltage Protection
Transient Response (Vout 1%) Time/Overshoot [fig. V & VI]*
0.5
out
% V
125
20-80% Load
Low Line - High Line
50-100% Load
350/200
500/350
300/150
0.01
0.01
125
200/30
500/50
200/30
0.02
0.01
125
µS/mV
µS/mV
µS/mV
%/°C
Temperature Drift
Long Term Drift
Current Limit
Short Circuit Current
Turn On Time [fig. X, XI, XII]*
Logic Turn On Time [fig. IX]*
0.05
0.02
150
75
0.05
0.02
150
75
%/1KHrs
out
% I
105
25
105
25
out
% I
1.0
1.0
1.0
1.0
mS
mS
✝
1% or 50mV, whichever is greater
* figures on page 22
All specifications are typical @+25°C with nominal input voltage under full output load conditions, unless otherwise noted. Specifications subject to change without notice.
Martek Power Abbott, Inc. 2727 S. La Cienega Blvd, Los Angeles, CA 90034 USA
(310) 202-8820
Fax: (310) 836-4926
http://www.martekpowerabbott.com
10
sales.mpa@martekpower.com