PKR4910ASI Ericsson Power Modules, PKR4910ASI Datasheet - Page 12

• 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

5.05V, 1.2A / 6W Typical Characteristics
Efficiency
Output Current Derating
Output Characteristics
Prepared (also subject responsible if other)
ESKEVIN
Approved
SEC/D (Julia You)
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
[%]
[A]
1.2
1.0
0.8
0.6
0.4
0.2
0.0
[V]
5.25
5.15
5.05
4.95
4.85
90
85
80
75
70
65
0.0
0
Efficiency vs. load current and input voltage at T
+25°C.
Available load current vs. ambient air temperature and
airflow at
V
O
0.0
I
utput voltage vs. load current at T
= 53 V. See Thermal Consideration section.
0.2
0.2
25
0.4
0.4
50
0.6
0.6
0.8
0.8
75
ref
1.0
1.0
= +25°C.
100 [°C]
1.2 [A]
1.2 [A]
ref
=
Checked
EZYPING
2.5 m/s
2.0 m/s
1.5 m/s
1.0 m/s
Nat.
Conv.
38 V
48 V
53 V
72 V
38 V
48 V
53 V
72 V
Power Dissipation
Thermal Resistance
Current Limit Characteristics
[°C/W]
21
19
17
15
13
11
[V]
5.00
4.00
3.00
2.00
1.00
0.00
[W]
1.5
1.2
0.9
0.6
0.3
0.0
9
7
5
PRODUCT SPECIFICATION
No.
2/1301-BMR 640 1401+ Uen
Date
2007-8-27
O
0.0
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
utput voltage vs. load current at I
ref
0.0
= +25°C.
0.3
0.5
0.2
0.6
1.0
0.4
0.9
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
1.5
0.6
1.2
1.5
O
0.8
2.0
> max I
Reference
1.8
1.0
O
2.5
, T
2.1
ref
= +25°C.
2.4 [A]
1.2 [A]
3.0 [m/s]
PKR 4611 SI
38 V
48 V
53 V
72 V
38 V
48 V
53 V
72 V
9 (23)
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