參數(shù)資料
型號: PKM4618HDPI
廠商: ERICSSON POWER MODULES AB
元件分類: 電源模塊
英文描述: 1-OUTPUT 60 W DC-DC REG PWR SUPPLY MODULE
封裝: ROHS COMPLIANT, QUARTER BRICK, 8 PIN
文件頁數(shù): 21/21頁
文件大?。?/td> 1202K
代理商: PKM4618HDPI
EN/LZT 146 201 R3A Ericsson Power Modules, February 2007
PKM 4000D Datasheet
Output Ripple
Transient
PKM 18LD PINB Typical Characteristics
Output voltage ripple (20 mV/div.) at TPcb = +25 °C,
Vin = 53 V, IO = 40 A resistive load with C = 10 F
tantalum and 0.1 F ceramic capacitor.
Band width = 20 MHz. Time scale: 2 s/div.
Output voltage response to load current step-change
(10-30-10 A) at TPcb = +25 °C, Vin = 53 V.
Top trace: Input voltage (100 mV/div.).
Bottom trace: load current (10 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 = 40 A resistive load, TPcb = +25 °C, Vin = 53 V.
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: 10 ms/div.
Turn-off enabled by disconnecting Vin.
IO = 40 A resistive load at TPcb = +25 °C, Vin = 53 V.
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (20 V/div.)
Time scale: 10 ms/div.
The resistor value for an adjusted output voltage is
calculated by using the following equations:
Output Voltage Adjust Upwards, Increase:
Radj= [4.896 /(1.0208-(1.225/VO))-1] kOhm
Output Voltage Adjust Downwards, Decrease:
Radj= [5.104 /((1.225/VO) -1.0208)-1] kOhm
Eg Increase 8% =>Vout = 1. Vdc
4.896/1.0208-1.225/1.3-1=61 kOhm
Eg Decrease 8% =>Vout = . Vdc
5.104 /(1.225/1.1)-1.0208)-1=54 kOhm
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