BCM380Y475X1K2A31 Datasheet, PDF (12/23 Pages) Vicor Corporation – Fixed Ratio DC-DC Converter

BCM380y475x1K2A31
Application Characteristics
Product is mounted and temperature controlled via top side cold plate, unless otherwise noted. See associated figures for general trend data.
14
13
12
11
10
9
8
7
6
5
4
3
260 275 290 305 320 335 350 365 380 395 410
Input Voltage (V)
T : _{TOP SURFACE CASE}
- 40°C
25°C
80°C
Figure 4 — No load power dissipation vs. V_IN
100
48
98
η
40
96
32
P_D
94
24
92
16
90
8
88
0
0.0 2.6 5.1 7.7 10.3 12.9 15.4 18.0 20.6 23.1 25.7
Load Current (A)
V_IN :
260 V
380 V
410 V
Figure 6 — Efficiency and power dissipation at T_CASE = -40°C
100
48
98
η
40
96
32
P_D
94
24
92
16
90
8
88
0
0.0 2.6 5.1 7.7 10.3 12.9 15.4 18.0 20.6 23.1 25.7
Load Current (A)
V_IN :
260 V
380 V
410 V
Figure 8 — Efficiency and power dissipation at T_CASE = 80°C
98.0
97.8
97.5
97.3
97.0
96.8
96.5
96.3
96.0
-40
-20
0
20
40
60
80
100
Case Temperature (ºC)
V_IN:
260 V
380 V
410 V
Figure 5 — Full load efficiency vs. temperature; V_IN
100
48
98
η
40
96
32
94
P_D
24
92
16
90
8
88
0
0.0 2.6 5.1 7.7 10.3 12.9 15.4 18.0 20.6 23.1 25.7
Load Current (A)
V_IN :
260 V
380 V
410 V
Figure 7 — Efficiency and power dissipation at T_CASE = 25°C
50
40
30
20
10
0
-40 -20
0
20
40
60
Case Temperature (°C)
I_OUT:
25.7 A
Figure 9 — R_OUT vs. temperature; Nominal V_IN
80 100
BCM^® Bus Converter
Page 12 of 23
Rev 1.4
05/2015
vicorpower.com
800 927.9474