参数资料
型号: PKL4311PIPTSP
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 300 W DC-DC REG PWR SUPPLY MODULE
文件页数: 4/42页
文件大小: 828K
代理商: PKL4311PIPTSP
12
EN/LZT 146 047 R4A Ericsson Power Modules, June 2004
PKL 4000 Series Datasheet
Output Ripple
Transient
PKL 4119 PIT Typical Characteristics
Output voltage ripple (50 mV/div.) at TC = +25 °C
Vin = 53 V, IO = 80 A resistive load.
Band width = 20 MHz.
Time scale: 2 s / div.
Output voltage response to load current step-change
(20-60-20 A) at TC = +25 °C, Vin = 53 V.
Trace: output voltage (420 mV/div.).
dI/dt = 4 A/s
Time scale: 100 s/div.
Output Voltage Adjust
Output voltage adjust resistor value vs.
percentage change.
0
2
4
6
8
1012141618
20
250
200
150
100
50
0
[%]
[k]
VO increase
VO decrease
Output Voltage Adjust
The resistor value for an adjusted output voltage is calcu-
lated by using the following equations:
Output Voltage Adjust Upwards, Increase:
Radj= [(VO(100+
%)/(1.225%))-(100+2%)/%] kOhm
Output Voltage Adjust Downwards, Decrease:
Radj= [100 /
%-2] kOhm
Ex. Increase 5% to: 2.625 Vdc
(2.5(100+5)/(1.225*5)-(100+2*5)/5 = 21 kOhm
Ex. Decrease 5% to: 2.375 Vdc
(100/5)-2= 18 kOhm
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