BCM380P475T1K2A30 Datasheet, PDF (14/25 Pages) Vicor Corporation – Fixed Ratio DC-DC Converter

BCM380x475y1K2A3z
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.
14
13
12
11
10
9
8
7
6
5
4
3
260 275 290 305 320 335 350 365 380 395 410
Primary Input Voltage (V)
T : _{TOP SURFACE CASE}
- 40°C
25°C
80°C
Figure 4 — No load power dissipation vs. V_{PRI_DC}
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_PRI:
260 V
380 V
410 V
Figure 5 — Full load efficiency vs. temperature; V_{PRI_DC}
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
Secondary Output Current (A)
V_PRI:
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
Secondary Output Current (A)
V_PRI:
260 V
380 V
410 V
Figure 8 — Efficiency and power dissipation at T_CASE = 80°C
BCM^® Bus Converter
Page 14 of 25
Rev 1.7
07/2015
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
Secondary Output Current (A)
V_PRI:
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
80 100
Case Temperature (°C)
V_{SEC_DC}:
25.7 A
Figure 9 — R_SEC vs. temperature; Nominal V_{PRI_DC}
I_{SEC_DC} = 19.5 A at T_CASE = 80°C
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