BCM380x475y800A3z
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
98.0
97.5
97.0
96.5
96.0
4
3
260 275 290 305 320 335 350 365 380 395 410
-40
-20
0
20
40
60
80
100
Input Voltage (V)
Case Temperature (ºC)
TTOP SURFACE CASE
:
- 40°C
25°C
90°C
VPRI
:
260 V
380 V
410 V
Figure 4 — No load power dissipation vs. VPRI_DC
Figure 5 — Full load efficiency vs. temperature; VPRI_DC
98
96
94
92
45
40
35
30
25
20
15
10
5
98
96
94
92
45
40
35
30
25
20
15
10
5
90
90
PD
PD
88
86
84
82
80
88
86
84
82
80
0
0
0.0 1.8 3.5 5.3 7.0 8.8 10.5 12.3 14.0 15.8 17.5
0.0 1.8 3.5 5.3 7.0 8.8 10.5 12.3 14.0 15.8 17.5
Secondary Output Current (A)
Secondary Output Current (A)
VPRI
:
260 V
380 V
410 V
VPRI
:
260 V
380 V
410 V
Figure 6 — Efficiency and power dissipation at TCASE = -40°C
Figure 7 — Efficiency and power dissipation at TCASE = 25°C
50
40
30
20
10
0
98
96
94
92
90
88
86
84
82
80
45
40
35
30
25
20
15
10
5
PD
0
0.0 1.8 3.5 5.3 7.0 8.8 10.5 12.3 14.0 15.8 17.5
-40
-20
0
20
40
60
80
100
Seondary Output Current (A)
Case Temperature (°C)
VPRI:
260 V
380 V
410 V
VSEC_DC
:
17.5 A
Figure 8 — Efficiency and power dissipation at TCASE = 90°C
Figure 9 — RSEC vs. temperature; Nominal VPRI_DC
ISEC_DC = 17.5 A at TCASE = 90°C
BCM® Bus Converter
Page 14 of 25
Rev 1.2
07/2015
vicorpower.com
800 927.9474
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