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
98.0
13
97.8
12
97.5
97.3
97.0
96.8
96.5
96.3
96.0
11
10
9
8
7
6
5
4
3
260 275 290 305 320 335 350 365 380 395 410
-40
-20
0
20
40
60
80
100
Primary Input Voltage (V)
Case Temperature (ºC)
TTOP SURFACE CASE
:
- 40°C
25°C
80°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
100
48
40
32
24
16
8
100
48
40
32
24
16
8
η
98
98
96
94
92
90
88
η
96
PD
PD
94
92
90
88
0
0
0.0 2.6 5.1 7.7 10.3 12.9 15.4 18.0 20.6 23.1 25.7
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)
Secondary Output Current (A)
260 V
380 V
410 V
VPRI
:
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
100
98
96
94
92
90
88
48
40
32
24
16
8
η
PD
0
-40
-20
0
20
40
60
80
100
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)
Case Temperature (°C)
VPRI
:
260 V
380 V
410 V
VSEC_DC
:
25.7 A
Figure 8 — Efficiency and power dissipation at TCASE = 80°C
Figure 9 — RSEC vs. temperature; Nominal VPRI_DC
ISEC_DC = 19.5 A at TCASE = 80°C
BCM® Bus Converter
Page 14 of 25
Rev 1.7
07/2015
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800 927.9474
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