参数资料
型号: V48A12H500BL
元件分类: 电源模块
英文描述: 1-OUTPUT 500 W DC-DC REG PWR SUPPLY MODULE
封装: MODULE-9
文件页数: 4/11页
文件大小: 568K
代理商: V48A12H500BL
Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Maxi Family
Rev. 7.5
Page 2 of 11
Set your site on VICOR at vicorpower.com
Parameter
Min
Typ
Max
Unit
Notes
Operating input voltage
36
48
75
Vdc
Input surge withstand
100
Vdc
<100 ms
Undervoltage turn-on
34.9
35.7
Vdc
Undervoltage turn-off
29.4
30.5
Vdc
Overvoltage turn-off/on
75.7
78.8
82.5
Vdc
Disabled input current
2.5
mA
PC pin low
Parameter
Min
Typ
Max
Unit
Notes
Output voltage setpoint
±1%
Vout nom
Nominal input; full load; 25°C
Line regulation
±0.02
±0.2
%
Low line to high line; full load
Temperature regulation
±0.002
±0.005
% / °C
Over operating temperature range
Power sharing accuracy
±2
±5
%
10 to 100% of full load
Programming range
10
110
%
Of nominal output voltage. For trimming below 90%
of nominal, a minimum load of 10% of maximum
rated power may be required.
+Out to –Out, +Sense to –Out — Absolute Maximum Ratings
3.3 V
-0.5 to 4.7
Vdc
Externally applied
5 V
-0.5 to 7.0
Vdc
Externally applied
12 V
-0.5 to 16.1
Vdc
Externally applied
15 V
-0.5 to 20.0
Vdc
Externally applied
24 V
-0.5 to 31.7
Vdc
Externally applied
28 V
-0.5 to 36.9
Vdc
Externally applied
36 V
-0.5 to 47.1
Vdc
Externally applied
48 V
-0.5 to 62.9
Vdc
Externally applied
MODULE INPUT SPECIFICATIONS
MODULE OUTPUT SPECIFICATIONS
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.
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.
Parameter
Min
Typ
Max
Unit
Baseplate to sink; flat, greased surface
0.08
°C/Watt
Baseplate to sink; thermal pad (P/N 20265)
0.07
°C/Watt
Baseplate to ambient
4.9
°C/Watt
Baseplate to ambient; 1000 LFM
1.1
°C/Watt
Thermal capacity
165
Watt-sec/°C
THERMAL RESISTANCE AND CAPACITY
MODULE FAMILY ELECTRICAL CHARACTERISTICS
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