參數(shù)資料
型號(hào): PKM4118HCPINB
廠商: ERICSSON POWER MODULES AB
元件分類: 電源模塊
英文描述: 1-OUTPUT 105 W DC-DC REG PWR SUPPLY MODULE
文件頁(yè)數(shù): 4/18頁(yè)
文件大?。?/td> 1092K
代理商: PKM4118HCPINB
12
EN/LZT 146 035 R7A Ericsson Power Modules, January 2007
PKM 4000C Datasheet
Output Ripple
Transient
PKM 4118GC PINB Typical Characteristics
Output voltage ripple (50mV/div.) at TPcb = +25 °C,
Vin = 53 V, IO = 71 A resistive load with C = 10 F
tantalum and 0 .1 F ceramic capacitor .
Band width = 20 MHz . Time scale: 2s / div.
Output voltage response to load current step-change
(18-54-18 A) at TPcb = +25 °C, Vin = 53 V.
Top trace: output voltage (100 mV/div.) .
Bottom trace: load current (50 A/div.)
Time scale: 0 .1 ms/div.
Output Voltage Adjust
Output voltage adjust resistor value vs .
percentage change in output voltage .
Output Voltage Adjust
Start-Up
Turn-Off
Start-up enabled by connecting Vin .
IO = 71 A resistive load, TPcb = +25 °C, Vin = 53 V.
Top trace: input voltage (1 V/div.) .
Bottom trace: output voltage (20 V/div.) .
Time scale: 5 ms/div.
Turn-off enabled by disconnecting Vin.
IO = 71 A resistive load at TPcb = +25 °C, Vin = 53 V.
Top trace: Input voltage 1 V/div.
Bottom trace: output voltage (20 V/div.) .
Time scale: 5 ms/div.
The resistor value for an adjusted output voltage is
calculated by using the following equations:
Output Voltage Adjust Upwards, Increase:
Radj= 5 .11 [1 .8(100+Δ%) /1 .225Δ%- (100+2Δ%) /Δ%] kOhm
Output Voltage Adjust Downwards, Decrease:
Radj= 5 .11 [(100 /Δ%-2)] kOhm
Eg Increase 4% =>Vout = 1.8 Vdc
5 .11 [1 .8(100+4)/(1 .225x4)-(100+2x4)/4]=57 .3 kOhm
Eg Decrease 2% =>Vout = 1. Vdc
5 .11 x(100/2-2)=245 .3 kOhm
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