MODULE FAMILY ELECTRICAL CHARACTERISTICS
Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature,
unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate.
MODULE INPUT SPECIFICATIONS
Parameter
Operating input voltage
Input surge withstand
Undervoltage turn-on
Undervoltage turn-off
Overvoltage turn-off/on
Disabled input current
29.4
75.7
34.9
30.5
78.8
82.5
2.5
Min
36
Typ
48
Max
75
100
35.7
Unit
Vdc
Vdc
Vdc
Vdc
Vdc
mA
PC pin low
<100 ms
Notes
MODULE OUTPUT SPECIFICATIONS
Parameter
Output voltage setpoint
Line regulation
Temperature regulation
Power sharing accuracy
Programming range
10
±0.02
±0.002
±2
Min
Typ
Max
±1%
±0.2
±0.005
±5
110
Unit
Vout nom.
%
% / °C
%
%
Notes
Nominal input; full load; 25°C
Low line to high line; full load
Over operating temperature range
10 to 100% of full load
Of nominal output voltage. For trimming below 90%
of nominal, a minimum load of 10% of maximum
rated power may be required.
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
+Out to –Out — Absolute Max imum Ratings
2V
3.3 V
5V
12 V
15 V
24 V
28 V
36 V
48 V
-0.5 to 3.1
-0.5 to 4.7
-0.5 to 7.0
-0.5 to 16.1
-0.5 to 20.0
-0.5 to 31.7
-0.5 to 36.9
-0.5 to 47.1
-0.5 to 62.9
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Note:
For important information relative to applications where the converter modules are subject to continuous dynamic loading,
contact Vicor applications engineering at 800-927-9474.
THERMAL RESISTANCE AND CAPACITY
Parameter
Baseplate to sink; flat, greased surface
Baseplate to sink; thermal pad (P/N 20265)
Baseplate to ambient
Baseplate to ambient; 1000 LFM
Thermal capacity
Min
Typ
0.24
0.21
10.9
2.8
48
Max
Unit
°C/Watt
°C/Watt
°C/Watt
°C/Watt
Watt-sec/°C
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Micro Family
Rev. 7.5
Page 2 of 13
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