Ericsson Internal
PRODUCT SPECIFICATION
6 (13)
E
Prepared (also subject responsible if other)
No.
MICMALE
Approved
9
Checked
Date
Re
T
v
2/1301-BMR 658 Ueenchnic
R
al Sncepecification
efe
re
PKB 4000B series Intermediate Bus(ECZoHnEvWeNrtGe)rs2009-12-10
SEC/D Betty Wu
E
EN/LZT 146 384 R4A
May 2013
© Ericsson AB
Input 36-75 V, Output up to 40 A / 252 W
12 V, 20 A / 240 W Typical Characteristics
PKB 4204B PI
Efficiency
Power Dissipation
[%]
100
[W]
20
15
10
5
95
90
85
36 V
38 V
53 V
75 V
36 V
38 V
53 V
75 V
0
80
0
0
5
10
15
20 [A]
5
10
15
20 [A]
Dissipated power vs. load current and input voltage at Tref = +25 °C
Efficiency vs. load current and input voltage at Tref = +25 C
Output Current Derating, open frame
Output Current Derating, base plate option
[A]
20
[A]
20
3.0 m/s
3.0 m/s
15
10
5
15
10
5
2.0 m/s
2.0 m/s
1.5 m/s
1.5 m/s
1.0 m/s
1.0 m/s
0.5 m/s
0.5 m/s
Nat. C on v.
Nat. C on v.
0
0
0
20
40
60
80
100 [°C]
0
20
40
60
80
100 [°C]
Available load current vs. ambient air temperature and airflow at
VI = 53 V. See Thermal Consideration section.
Available load current vs. ambient air temperature and airflow at
VI = 53 V. See Thermal Consideration section.
Output Characteristics
Current Limit Characteristics
[V]
[V]
14
13.0
12.5
12.0
11.5
11.0
10.5
10.0
12
10
8
36 V
38 V
53 V
75 V
36 V
38 V
53 V
75 V
6
0
5
10
15
20 [A]
20
22
24
26
28
30 [A]
Output voltage vs. load current at Tref = +25 °C
Output voltage vs. load current at IO > max IO , Tref = +25 °C
ERICSSON [ ERICSSON ]
