BCM 352
x
125
y
300A00
500
450
400
350
300
250
200
150
100
50
0
11.40
Safe Operating Area
Output Power (W)
11.90
Steady State
12.40
450 W 10 mS
12.90
Output Voltage (V)
Figure 13 —
PC disable waveform, 352 V
IN
, 1000 µF C
OUT
full load
Figure 14 —
Safe Operating Area vs. V
OUT
2.0 PACKAGE/MECHANICAL SPECIFICATIONS
All specifications are at
T
J
= 25 ºC
unless otherwise noted. See associated figures for general trend data.
ATTRIBUTE
Length
Width
Height
Volume
Footprint
Power density
Weight
Lead finish
Operating temperature
Storage temperature
Thermal capacity
Peak compressive force
applied to case (Z-axis)
ESD rating
Peak temperature during reflow
Peak time above 183 °C
Peak heating rate during reflow
Peak cooling rate post reflow
Thermal impedance
[a]
[b]
SYMBOL
L
W
H
Vol
F
P
D
W
CONDITIONS / NOTES
MIN
32.4 / 1.27
21.7 / 0.85
6.48 / 0.255
TYP
32.5 / 1.28
22.0 / 0.87
6.73 / 0.265
4.81 / 0.295
7.3 / 1.1
1017
62
0.5/14
MAX
32.6 / 1.29
22.3 / 0.89
6.98 / 0.275
UNIT
mm/in
mm/in
mm/in
cm
3
/in
3
cm
2
/in
2
W/in
3
W/cm
3
oz/g
µm
No heat sink
No heat sink
No heat sink
Nickel (0.51-2.03 µm)
Palladium (0.02-0.15 µm)
Gold (0.003-0.05 µm)
T
J
T
ST
No J-lead support
ESD
HBM
ESD
MM
Human Body Model
[a]
Machine Model
[b]
MSL 5
MSL 6
-40
-40
9
5
1500
400
125
125
6
°C
°C
Ws/°C
lbs
V
DC
Ø
JC
Min board heat sinking
1.5
1.5
1.1
225
245
150
3
6
1.5
°C
°C
s
°C/s
°C/s
°CW
JEDEC JESD 22-A114C.01
JEDED JESD 22-A115-A
BCM
®
Bus Converter
Page 8 of 18
Rev 1.7
1/2013
vicorpower.com
800 735.6200
VICOR [ VICOR CORPORATION ]
