PKR4910ASI Ericsson Power Modules, PKR4910ASI Datasheet - Page 24

• Manufacturer Part Number: PKR4910ASI
• Description: Module DC-DC 1-OUT 3.3V 3A 9.9W 18-Pin SMD
• Manufacturer: Ericsson Power Modules
• Type: Step Downr
• Series: PKRr

Specifications of PKR4910ASI

• Package: 18SMD
• Output Current: 3 A
• Output Voltage: 3.3 V
• Input Voltage: 36 to 75 V
• Number Of Outputs: 1
• Output Power: 9.9 W
• Product: Isolated
• Input Voltage Range: 36 V to 75 V
• Output Voltage (channel 1): 3.3 V
• Output Current (channel 1): 3 A
• Isolation Voltage: 1.5 KV
• Package / Case Size: MacroDens
• Output Type: Isolated
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Prepared (also subject responsible if other)
ESKEVIN
Approved
SEC/D (Julia You)
+5.0V, 0.6A / +3.3V, 0.9A / 6W Dual, Typical
Characteristics
Efficiency
Output Power Derating
Cross regulation output 1 (+5V)
PKR 4000 series
PKR 4000 series
PKR 4000 series
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
DC/DC converters, Input 36-75 V, Output up to 1.5 A/7 W
[%]
90
85
80
75
70
65
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
[W]
7.0
6.0
5.0
4.0
3.0
2.0
1.0
Output 1. Efficiency vs. load current and input voltage at T
I
Output 1. Available load current vs. ambient air temperature and
airflow at V
[A] I
Operation area for ±5% tolerance at T
02
0.0
= 0.9 A.
0
O
1
0.1
0.2
I
20
= 53 V. See Thermal Consideration section.
0.2
0.4
40
0.3
0.6
60
0.4
0.8
ref
80
0.5
= +25°C.
1.0
100 [
0.6 [A]
癈
1.2
]
Checked
EZYPING
ref
[A] I
Nat. Conv.
= +25°C,
O
38 V
48 V
53 V
72 V
2
PRODUCT SPECIFICATION
No.
2/1301-BMR 640 1401+ Uen
Date
2007-8-27
Power Dissipation
Thermal Resistance
Cross regulation output 2 (+3.3V)
[
16
14
12
10
[W]
0.8
0.6
0.4
0.2
0.0
1 .6
1 .4
1 .2
1 .0
癈
8
6
4
2
0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
/W]
0.0
Operation area for ±4% tolerance at T
[A] I
Output 1. Dissipated power vs. load current and input voltage at
T
Thermal resistance vs. airspeed measured at the converter.
Tested in wind tunnel with airflow and test conditions as per the
Thermal consideration section.
0.0
ref
= +25°C, I
O
0.5
0.1
1
0.2
1.0
0.2
02
Technical Specifi cation
Technical Specifi cation
Technical Specifi cation
EN/LZT 146 302 R6E September 2007
EN/LZT 146 302 R6F November 2007
EN/LZT 146 302 R6G November 2008
© Ericsson Power Modules AB
© Ericsson Power Modules AB
© Ericsson Power Modules AB
Rev
G
= 0.9 A
0.4
1.5
0.3
0.6
0.4
2.0
Reference
0.8
0.5
2.5
ref
= +25°C.
1.0
0.6 [A ]
3.0[m/s]
PKR 4628 SI
1.2
[A] I
21 (23)
38 V
48 V
53 V
72 V
O
2
24