参数资料
型号: PKJ4518PITLA
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 54 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT, HALF BRICK PACKAGE-9
文件页数: 5/39页
文件大小: 1007K
代理商: PKJ4518PITLA
Ericsson Internal
PRODUCT SPECIFICATION
10 (29)
Prepared (also subject responsible if other)
No.
EQUENXU
2/1301-BMR630 Uen
Approved
Checked
Date
Rev
Reference
SEC/D(PHILIP LIU)
(MICJOHN)
2006-03-27
B
2.5 V/30 A Typical Characteristics
PKJ 4719 PIT
Start-up
Shut-down
Start-up enabled by connecting V
I at:
Tref = +25°C, VI = 53 V,
IO = 30 A resistive load.
Top trace: input voltage (50 V/div.).
Bottom trace: output voltage (1 V/div.).
Time scale: (10 ms/div.).
Shut-down enabled by disconnecting V
I at:
Tref = +25°C, VI = 53 V,
IO = 30 A resistive load.
Top trace: output voltage (1 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (0.2 ms/div.).
Output Ripple & Noise
Output Load Transient Response
Output voltage ripple at:
Tref = +25°C, VI = 53 V,
IO = 30 A resistive load.
Trace: output voltage (50mV/div.).
Time scale: (2 s/div.).
Output voltage response to load current step-
change (7.5-15-7.5 A) at:
Tref =+25°C, VI = 53 V.
Trace: output voltage (100mV/div.).
Time scale: (0.1 ms/div.).
Output Voltage Adjust (see operating information)
Passive adjust
The resistor value for an adjusted output voltage is calculated by
using the following equations:
Output Voltage Adjust Upwards, Increase:
Radj= (9.7*Vo+1.225)/(0.49*Vo-1.225) k
Eg Increase 5% =>Vout = 2.625 Vdc
(9.7x2.625+1.225)/(0.49x2.625-1.225) = 435 k
Output Voltage Adjust Downwards, Decrease:
Radj= (21*Vo-2.5)/(2.5-Vo) k
Eg Decrease 5% =>Vout = 2.375 Vdc
(21x2.625-2.5)/(2.5-2.375)= 379 k
E
PKJ 4000 PI series
DC/DC converters, Input 36-75 V, Output 30A/150W
EN/LZT 146 309 R1B February 2006
Ericsson Power Modules AB
Technical Specication
13
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