BCM384X120Y800ACZ Datasheet, PDF (14/25 Pages) Vicor Corporation – Fixed Ratio DC-DC Converter

BCM384x120y800ACz
Application Characteristics
Product is mounted and temperature controlled via top side cold plate, unless otherwise noted. All data presented in this section are collected data form
primary sourced units processing power in forward direction.See associated figures for general trend data.
15
14
13
12
11
10
9
8
7
6
5
4
3
260 277 293 310 327 343 360 377
Primary Input Voltage (V)
T : _{TOP SURFACE CASE}
- 40°C
25°C
393 410
90°C
Figure 4 — No load power dissipation vs. V_{PRI_DC}
98.0
97.5
97.0
96.5
96.0
-40
-20
0
20
40
60
Case Temperature (ºC)
80
100
V_PRI:
260 V
384 V
410 V
Figure 5 — Full load efficiency vs. temperature; V_{PRI_DC}
98
96
94
92
90
88
86
84
82
80
0.0
54
48
42
36
P_D
30
24
18
12
6
0
6.8 13.6 20.4 27.2 34.0 40.8 47.6 54.4 61.2 68.0
Secondary Output Current (A)
V_PRI :
260 V
384 V
410 V
Figure 6 — Efficiency and power dissipation at T_CASE = -40°C
98
96
94
92
90
88
86
84
82
80
0.0
54
48
42
36
P_D
30
24
18
12
6
0
6.8 13.6 20.4 27.2 34.0 40.8 47.6 54.4 61.2 68.0
Secondary Output Current (A)
V_PRI :
260 V
384 V
410 V
Figure 8 — Efficiency and power dissipation at T_CASE = 90°C
BCM^® Bus Converter
Page 14 of 25
Rev 1.2
07/2015
98
96
94
92
90
88
86
84
82
80
0.0
54
48
42
36
P_D
30
24
18
12
6
0
6.8 13.6 20.4 27.2 34.0 40.8 47.6 54.4 61.2 68.0
Secondary Output Current (A)
V_PRI :
260 V
384 V
410 V
Figure 7 — Efficiency and power dissipation at T_CASE = 25°C
3
2
1
0
-40 -20
0
20
40
60
80 100
Case Temperature (°C)
I_{SEC_OUT}:
68 A
Figure 9 — R_SEC vs. temperature; Nominal V_{PRI_DC}
I_{SEC_DC} = 66.67 A at T_CASE = 90°C
vicorpower.com
800 927.9474