PKM4610PI Ericsson Power Modules, PKM4610PI Datasheet - Page 18

• Manufacturer Part Number: PKM4610PI
• Description: DC/DC Power Supply Single-OUT 3.3V 20A 66W 8-Pin Quarter-Brick
• Manufacturer: Ericsson Power Modules
• Type: Step Downr
• Series: PKMr

Specifications of PKM4610PI

• Package: 8Quarter-Brick
• Output Current: 20 A
• Output Voltage: 3.3 V
• Input Voltage: 36 to 75 V
• Number Of Outputs: 1
• Output Power: 66 W
• Product: Isolated
• Input Voltage Range: 36 V to 75 V
• Output Voltage (channel 1): 3.3 V
• Output Current (channel 1): 20 A
• Isolation Voltage: 1.5 KV
• Package / Case Size: Quarter Brick
• Output Type: Isolated
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Prepared (also subject responsible if other)
SEC/D/ESECZHW
Approved
SEC/D (Linda Zhong)
1.8V/35A Typical Characteristics
Efficiency
Output Current Derating
Output Characteristics
PKM 4000 PI series
DC/DC converters, Input 36-75 V, Output 35 A/126 W
[V]
1.83
1.82
1.81
1.80
1.79
1.78
[%]
95
88
74
67
60
81
[A]
35
28
21
14
0
Efficiency vs. load current and input voltage at T
Available load current vs. ambient air temperature and airflow at
V
O
7
0
0
I
utput voltage vs. load current at T
0
= 53 V. See Thermal Consideration section.
5
5
20
1 0
10
40
1 5
15
20
60
20
25
ref
25
80
= +25°C
30
30
100 [C]
ref
35 [A ]
= +25°C
35 [A]
Checked
MICJOHN
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5m/s
Nat. Conv.
36 V
48 V
53 V
75 V
36 V
48 V
53 V
75 V
PRODUCT SPECIFICATION
No.
2/1301-BMR631
Date
2006-10-22
Power Dissipation
Thermal Resistance
Current Limit Characteristics
[W]
10
[V]
2.50
2.00
1.50
1.00
0.50
0.00
8
6
4
2
0
0
O
17
[°C/W]
10
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.
8
6
4
2
0
utput voltage vs. load current at I
ref
0.0
= +25°C
5
22
0.5
10
Technical Specifi cation
EN/LZT 146 310 R1B Nov 2006
© Ericsson Power Modules AB
27
Rev
C
15
1.0
32
20
1.5
Reference
37
25
O
> max I
2.0
42
30
O
2.5
, T
35 [A]
47 [A]
ref
PKM 4618A PI
= +25°C
3.0 [m/s]
15 (41)
36 V
48 V
53 V
75 V
36 V
48 V
53 V
75 V
18