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Description:
ADS7223  
V48A12M500A 48Vin / 12Vout / 500Watts DC-DC Converter Module
Prototype PCB
Part No.:   V48A12M500A
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Description:   48Vin / 12Vout / 500Watts DC-DC Converter Module
File Size :   194 K    
Page : 8 Pages
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Maker   VICOR [ VICOR CORPORATION ]http://www.vicorpower.com
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Features
48Vin / 12Vout / 500Watts
DC-DC Converter Module
Model Number V48A12C500A*
DC input range: 36 - 75V
Input surge withstand: 100V for 100ms
DC output: 12V
Programmable output: 10 to 110%
Regulation: ±0.2% no load to full load
Efficiency: 85.7%
Maximum operating temperature:
100°C at full load
Power density: 99W/cubic inch
Height above board: 0.43 in. (10,9 mm)
Parallelable, with N+M fault tolerance
Low noise ZCS/ZVS architecture
Typical Applications:
telecommunications
and distributed power systems
Shown actual size:
4.6 x 2.2 x 0.5 in
117 x 56 x 12,7 mm
Product Overview
This DC-DC converter module uses
Absolute Maximum Ratings
2nd Generation power processing, control
and packaging technologies to provide the
performance, flexibility and cost effectiveness
Parameter
Rating
expected of a mature power component.
+In to –In voltage
-0.5 to +75.0
For example, a plated-cavity core transformer
+In to –In voltage
100
couples widely separated primary and
PC to –In voltage
-0.5 to +7.0
secondary windings, resulting in low in-to-
out parasitic capacitance and noise.
PR to –In voltage
-0.5 to +7.0
High frequency ZCS/ZVS switching,
+Out to –Out voltage
-0.5 to +16.0
advanced power semiconductor packaging
+Sense to –Out voltage
-0.5 to +16.0
and thermal management provide high
–Sense to –Out voltage
1.0
power density with low temperature
gradients. Extensive use of silicon
SC to –Out voltage
-0.5 to +1.5
integration results in 1/3 the part count
Isolation voltage (in to out)
3000
of a 1st Generation converter.
Isolation voltage (in to base)
1550
500
-40 to +125
-20 to +100
500 (260)
750 (390)
5 (0.57)
Unit
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vrms
Vrms
Vrms
°C
°C
°F (°C)
°F (°C)
in-lbs (N-m)
Notes
<100ms
* Part Numbering
Isolation voltage (out to base)
Storage temperature (C–Grade)
Operating temperature (C–Grade)
Pin
Style
Base-
plate
V 48 A 12 C 500 A
Input Voltage
24 = 24Vin
48 = 48Vin
300 = 300Vin
375 = 375Vin
A = Maxi
B = Mini
C = Micro
Output
Voltage
Output
Power
See part numbering chart on this
page for other product grades.
Baseplate
<5 sec; wave solder
<7 sec; hand solder
6 each, # 4-40 or M3
Pin soldering temperature
Pin soldering temperature
Mounting torque
Product Grade Temperatures (°C)
Grade
Storage
Operating
C = - 40 to +125 - 20 to +100
T = - 40 to +125 - 40 to +100
H = - 55 to +125 - 40 to +100
M = - 65 to +125 - 55 to +100
Thermal Resistance and Capacity
Parameter
Baseplate to sink; flat, greased surface
Baseplate to sink; thermal pad (P/N 20263)
Baseplate to ambient
Baseplate to ambient; 1000 LFM
Thermal capacity
Min
Typ
0.08
0.07
4.9
1.1
165
Max
Unit
°C/Watt
°C/Watt
°C/Watt
°C/Watt
Watt-sec/°C
For pin styles see page 6. Slotted baseplate
(style 1) requires no designator. For
threaded baseplate add a “2” to the end of
the part number. For thru-hole, add a “3”.
See page 7 for dimensions.
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
V48A12C500A DC-DC Converter
Rev. 5.3
Page 1 of 8
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