参数资料
型号: PKR4918BPI
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 9 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT PACKAGE-18
文件页数: 27/27页
文件大小: 799K
代理商: PKR4918BPI
Ericsson Internal
PRODUCT SPECIFICATION
6 (14)
Prepared (also subject responsible if other)
No.
EGUHAIL
2/1301-BMR 640 1421+ Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
EYINGJI
2008-10-23
G
2.5V, 4.4A / 11W Typical Characteristics
PKR 4919B SI
Efficiency
Power Dissipation
65
70
75
80
85
90
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
[A]
[%]
36 V
48 V
53 V
75 V
0.0
0.5
1.0
1.5
2.0
2.5
0.0
0.5 1.0
1.5 2.0
2.5 3.0
3.5
4.0
[A]
[W]
36 V
48 V
53 V
75 V
Efficiency vs. load current and input voltage at Tref = +25°C
Dissipated power vs. load current and input voltage at
Tref = +25°C
Output Current Derating
Thermal Resistance
0.0
1.0
2.0
3.0
4.0
5.0
0
25
50
75
100 [°C]
[A]
3.0 m/s
2.5 m/s
2.0 m/s
1.5 m/s
1.0 m/s
Nat. conv.
0
5
10
15
20
0.0
0.5
1.0
1.5
2.0
2.5
3.0 [m/s]
[°C/W]
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.
Output Characteristics
Current Limit Characteristics
2.40
2.45
2.50
2.55
2.60
0.00.5
1.01.52.02.5
3.03.54.0
[A]
[V]
36 V
48 V
53 V
75 V
0.0
0.5
1.0
1.5
2.0
2.5
4.04.5
5.05.5
6.06.5
7.0 [A]
[V]
36 V
48 V
53 V
75 V
Output voltage vs. load current at Tref = +25°C
Output voltage vs. load current at IO > max IO , Tref = +25°C
E
PKR 4000B series
DC/DC converters, Input 36-75 V, Output up to 5 A/15 W
EN/LZT 146 301 R6E November 2008
Ericsson Power Modules AB
Technical Specication
9
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相关代理商/技术参数
参数描述
PKR4918BPIA 制造商:Ericsson 功能描述:
PKR4918BPIC 制造商:Ericsson 功能描述:
PKR4918BSI 功能描述:DC/DC转换器 1.8 Vdc 5A Iso Input 48V 9W RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
PKR4918BSIA 制造商:Ericsson 功能描述:
PKR4918BSIB 制造商:Ericsson 功能描述: