Limited Internal
PRODUCT SPECIFICATION
21 (23)
Prepared (also subject responsible if other)
No.
ESKEVIN
2/1301-BMR 640 1401+ Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
EZYPING
2007-8-27
G
+5.0V, 0.6A / +3.3V, 0.9A / 6W Dual, Typical
Characteristics
PKR 4628 SI
Efficiency
Power Dissipation
65
70
75
80
85
90
0.0
0.1
0.2
0.3
0.4
0.5
0.6 [A]
[%]
38 V
48 V
53 V
72 V
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.0
0.1
0.2
0.3
0.4
0.5
0.6 [A]
[W]
38 V
48 V
53 V
72 V
Output 1. Efficiency vs. load current and input voltage at Tref = +25°C,
I02 = 0.9 A.
Output 1. Dissipated power vs. load current and input voltage at
Tref = +25°C, I02 = 0.9 A
Output Power Derating
Thermal Resistance
1.0
2.0
3.0
4.0
5.0
6.0
7.0
0
20
406080
100 [
]
癈
[W]
Nat. Conv.
0
2
4
6
8
10
12
14
16
0.0
0.5
1.0
1.5
2.0
2.5
3.0[m/s]
[/W]
癈
Output 1. Available load current vs. ambient air temperature and
airflow at VI = 53 V. See Thermal Consideration section.
Thermal resistance vs. airspeed measured at the converter.
Tested in wind tunnel with airflow and test conditions as per the
Thermal consideration section.
Cross regulation output 1 (+5V)
Cross regulation output 2 (+3.3V)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0.0
0.2
0.4
0.6
0.8
1.0
1.2
[A] IO 2
[A] IO 1
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0.0
0.2
0.4
0.6
0.8
1.0
1.2
[A] IO 2
[A] IO 1
Operation area for ±5% tolerance at Tref = +25°C.
Operation area for ±4% tolerance at Tref = +25°C.
E
PKR 4000 series
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
EN/LZT 146 302 R6E September 2007
Ericsson Power Modules AB
Technical Specication
E
PKR 4000 series
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
EN/LZT 146 302 R6F November 2007
Ericsson Power Modules AB
Technical Specication
E
PKR 4000 series
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
EN/LZT 146 302 R6G November 2008
Ericsson Power Modules AB
Technical Specication
24