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6
Technical Specification
EN/LZT 146 420 R3A March 2014
© Ericsson AB
PKB 4000A series Direct Converters
Input 36-72 V, Output up to 30 A / 125 W
3.3V, 30A /99W Typical Characteristics
Efficiency
PKB 4910A PI
Power Dissipation
[%]
95
[W]
12
10
8
90
85
80
75
70
36 V
48 V
53 V
72 V
36 V
48 V
53 V
72 V
6
4
2
0
5
10
15
20
25
30 [A]
0
0
5
10
15
20
25
30 [A]
Dissipated power vs. load current and input voltage at
TP1 = +25°C
Efficiency vs. load current and input voltage at TP1 = +25°C
Output Characteristics
Current Limit Characteristics
[V]
[V]
3.50
3.00
2.50
2.00
1.50
1.00
0.50
0.00
3.40
3.35
3.30
3.25
3.20
36 V
48 V
53 V
72 V
36 V
48 V
53 V
72 V
30
35
40
45
50 [A]
0
5
10
15
20
25
30 [A]
Output voltage vs. load current at TP1 = +25°C
Output voltage vs. load current at IO > max IO , TP1 = +25°C
ERICSSON [ ERICSSON ]
