Typical Characteristics
Output characteristic (typ)
3.7
3.6
Max output power (W)
Power derating
8
90
Efficiency (typ) @ T
A
= +25°C
Output Voltage (V)
3.5
3.4
3.3
3.2
3.1
3.1
6
Efficiency (%
80
36V
4
72V
70
2
0
0.4
0.8
1.2
1.6
2.0
2.5
0
-50
60
Load current (A)
-40
-30
+80
+90
+100
+110
+120
0
0.4
0.8
Load current (A)
1.2
1.6
2.0
Case temperature (˚C)
Temperature coefficient
3.34
3.32
Turn-on/turn-off input voltage
38
Dynamic load response (typ) @ + 25 °C
The output voltage
deviation is deter-
mined by the load
transient (dI/dt)
37
Turn-on/Tur-off voltage
3.30
Output Voltage (V)
Turn-on
36
3.28
3.26
3.24
3.22
3.20
3.18
-40
200 mV/div
35
Turn-off
34
2 A/div
33
Load change:
dI/dt
»
4 A/ms
-20
0
20
40
60
80
100
32
-30.0
27.5
Case temperature (C)
85.0
0.1 ms/div
Load current (A)
EMC Specifications
During EMC measurements the PKF module is measured directly.
The fundamental switching frequency is 510 kHz ±5% @
I
O
= (0.1…1.0) × I
Omax
.
Conducted EMI (input teminals)
PKF 4610A without filter
EN/LZT 146 85 R1A © Ericsson Microelectronics AB, December 2001
5
ERICSSON [ ERICSSON ]
