E
MICMALE
Approved
Ericsson Internal
PRODUCT SPECIFICATION
No.
3 (13)
Prepared (also subject responsible if other)
2/1301-BMR 658 Uen
Checked
Date
Rev
Reference
Technical Specification
6
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
5 V, 40 A / 200 W Typical Characteristics
Efficiency
[% ]
100
95
90
85
80
0
10
20
30
40 [A]
E
EN/LZT 146
384
R4A
© Ericsson AB
PKB 4201B PI
Power Dissipation
[W]
20
36 V
48 V
53 V
75 V
1
5
36 V
48 V
1
0
5
53 V
75 V
0
0
1
0
20
30
40 [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]
40
3.0 m/s
2.0 m/s
1.5 m/s
Output Current Derating, base plate option
[A]
40
3.0 m/s
30
30
2.0 m/s
1.5 m/s
20
1.0 m/s
0.5 m/s
20
1.0 m/s
0.5 m/s
10
Nat. C on v.
10
Na t. Co nv.
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]
5.50
5.25
5.00
4.75
4.50
0
10
20
30
40 [A]
Current Limit Characteristics
[V]
5.5
36 V
48 V
53 V
75 V
5.0
36 V
48 V
4.5
53 V
75 V
4.0
3.5
40
44
48
52
56
60 [A ]
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 ]
