BCM380y475x1K2A30
Application Characteristics
The following values, typical of an application environment, are collected using one side cooling thermal solution unless otherwise noted.
See associated figures for general trend data.
Full Load Efficiency vs. TCASE
No Load Power Dissipation vs. Line
14
13
12
11
10
9
98.0
97.8
97.5
97.3
97.0
96.8
96.5
96.3
96.0
8
7
6
5
4
3
-40
-20
VIN:
0
20
40
60
80
100
260 275 290 305 320 335 350 365 380 395 410
Input Voltage (V)
Case Temperature (ºC)
260 V
380 V
410 V
TTOP SURFACE CASE
:
- 40°C
25°C
80°C
Figure 4 — No load power dissipation vs. VIN
Figure 5 — Full load efficiency vs. temperature; VIN
Efficiency and Power Dissipation, 25º Case
Efficiency and Power Dissipation, -40º Case
100
48
40
32
24
16
8
100
48
40
32
24
16
8
η
98
96
94
92
90
88
η
98
96
94
92
90
88
PD
PD
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
Load Current (A)
Load Current (A)
260 V
380 V
410 V
VIN
:
VIN :
260 V
380 V
410 V
Figure 6 — Efficiency and power dissipation at TINTERNAL = -40°C
Figure 7 — Efficiency and power dissipation at TINTERNAL = 25°C
ROUT vs. TCASE at VIN = 380 V
Efficiency and Power Dissipation, 80º Case
50
100
98
96
94
92
90
88
48
40
32
24
16
8
40
30
20
10
0
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
Case Temperature (°C)
Load Current (A)
VIN
:
260 V
380 V
410 V
IOUT
:
25.7 A
Figure 8 — Efficiency and power dissipation at TINTERNAL = 80°C
Figure 9 — ROUT vs. temperature
BCM® Bus Converter
Page 12 of 24
Rev 1.0
12/2013
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