参数资料
型号: PKM4402NGPIPHSGLC
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT PACKAGE-6
文件页数: 6/19页
文件大小: 1104K
代理商: PKM4402NGPIPHSGLC
Ericsson Internal
PRODUCT SPECIFICATION
4 (6)
Prepared (also subject responsible if other)
No.
MPM/BK Johan Hgberg/Conny Bckstrm
3/1301-BMR 647 Uen
Approved
Checked
Date
Rev
Reference
MPM/BK (Natalie Johansson)
(MICUPEZ)
2007-05-16
B
Thermal Consideration
General
The DC/DC converters are designed to operate in different
thermal environments and sufficient cooling must be provided
to ensure reliable operation.
Cooling is achieved mainly by conduction, from the pins to
the host board, and convection, which is dependant on the
airflow across the DC/DC converter. Increased airflow
enhances the cooling of the DC/DC converter.
The Output Current Derating graph found in the Output
section for each model provides the available output current
vs. ambient air temperature and air velocity at Vin = 48 V.
The DC/DC converter is tested on a 254 x 254 mm,
35 μm (1 oz), 16-layer test board mounted vertically in a wind
tunnel with a cross-section of 305 x 305 mm.
Proper cooling of the DC/DC converter can be verified by
measuring the temperature at position P1. The temperature
should not exceed the max value provided in the table below.
Note that the max value is the absolute maximum rating
(non destruction) and that the electrical Output data is
guaranteed up to Tref +100°C.
See document “Design Note 019” on the homepage for
detailed information.
Position
Device
Designation
max value
P1
PCB
Tref
+125 C
P2
Baseplate
Tbaseplate
+100 C
Open frame
Base plate option
Definition of reference temperature (Tref)
The reference temperature is used to monitor the temperature
limits of the product. Temperatures above maximum Tref are
not allowed and may cause degradation or permanent
damage to the product. Tref is also used to define the
temperature range for normal operating conditions.
Tref is defined by the design and used to guarantee safety
margins, proper operation and high reliability of the module.
E
PKM 4402NG PI
IBC 5:1 Ratio, Input 38-55 V, Output up to 63A
EN/LZT 146 343 R2B May 2007
Ericsson Power Modules AB
Technical Specication
14
相关PDF资料
PDF描述
PKM4402NGPIHSLC 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
PKM4402NGPIPLC 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
PKM4402NGPIPHSG 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
PKM4402NGPIHSLA 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
PKM4402NGPIHSLB 1-OUTPUT 480 W DC-DC REG PWR SUPPLY MODULE
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