E
MICMALE
Approved
Ericsson Internal
PRODUCT SPECIFICATION
No.
6 (13)
Prepared (also subject responsible if other)
2/1301-BMR 658 Uen
Checked
Date
Rev
Reference
Technical Specification
9
May
2013
SEC/D Betty Wu
PKB 4000B series
Intermediate Bus
(EZHEWNG) 2009-12-10
Converters
Input 36-75 V, Output up to
40
A / 252 W
12 V, 20 A / 240 W Typical Characteristics
Efficiency
[% ]
100
95
E
EN/LZT 146
384
R4A
© Ericsson AB
PKB 4204B PI
Power Dissipation
[W]
20
15
10
5
0
36 V
38 V
36 V
38 V
53 V
75 V
90
85
53 V
75 V
80
0
5
10
15
20 [A]
0
5
10
15
20 [A]
Efficiency vs. load current and input voltage at T
ref
= +25
C
Dissipated power vs. load current and input voltage at T
ref
= +25 °C
Output Current Derating, open frame
[A]
20
3.0 m/s
2.0 m/s
1.5 m/s
Output Current Derating, base plate option
[A]
20
3.0 m/s
15
15
10
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
10
1.0 m/s
0.5 m/s
5
Nat. C on v.
5
Nat. C on v.
0
0
20
40
60
80
100 [°C]
0
0
20
40
60
80
100 [°C]
Available load current vs. ambient air temperature and airflow at
V
I
= 53 V. See Thermal Consideration section.
Available load current vs. ambient air temperature and airflow at
V
I
= 53 V. See Thermal Consideration section.
Output Characteristics
[V]
13.0
12.5
12.0
11.5
11.0
10.5
10.0
0
5
10
15
20 [A]
36 V
38 V
53 V
75 V
Current Limit Characteristics
[V]
14
12
10
8
6
20
22
24
26
28
30 [A]
36 V
38 V
53 V
75 V
O
utput voltage vs. load current at T
ref
= +25 °C
O
utput voltage vs. load current at I
O
> max I
O
, T
ref
= +25 °C
ERICSSON [ ERICSSON ]
