E
ESHUHAN
Approved
Ericsson Internal
PRODUCT SPECIFICATION
No.
Checked
Date
3 (26)
Prepared (also subject responsible if other)
2/1301-BMR 655
Technical Specification
Uen
2009-2-18
EN/LZT 146
377
R3J
June
2012
© Ericsson AB
Rev
Reference
6
PKB4000C series
Direct
Converters
SEC/D (Betty Wu)
EZHEWNG
Input
36-75
V, Output up to
60
A /
144
W
H
1.2 V/60 A Typical Characteristics
Efficiency
[%]
95
90
85
80
75
70
0
10
20
30
40
50
60 [A]
36 V
48 V
53 V
75 V
PKB 4718LC PI
Power Dissipation
[W]
16
14
12
10
8
6
4
2
0
0
10
20
30
40
50
60 [A]
36 V
48 V
53 V
75 V
Efficiency vs. load current and input voltage at T
p1
= +25°C
Dissipated power vs. load current and input voltage at
T
p1
= +25°C
Output Characteristics
[V]
1.208
1.206
1.204
1.202
1.200
1.198
0
10
20
30
40
50
60 [A]
36 V
48 V
53 V
75 V
Current Limit Characteristics
[V]
1.41
1.20
36 V
0.99
0.78
0.57
0.36
60
62
64
66
68
70
72 [A]
48 V
53 V
75 V
O
utput voltage vs. load current at T
p1
= +25°C
O
utput voltage vs. load current at I
O
> max I
O
, T
p1
= +25°C
When reaching 30% of nominal output voltage the converter will
go into hic-up mode.
ERICSSON [ ERICSSON ]
