Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

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l6566bh-based smps design is failed to start up

In my SMPS board input is DC. When I am giving supply to SMPS board, upto 75V input, voltage at Vcc pin is zero and supply current is around 0.15 mA. At 80V, voltage at Vcc pin is 5.27V(mean) (max 5.6V) and supply current is 1.2mA but Vcc voltage is ...

Domgemma_0-1695029813324.png Short circuit behavior.PNG
Domgemma by Associate
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Can STBC15 be used as the NFC WLC charging module of ST25?

 我最近尝试实现NFC WLC功能,但是X-NUCLEO-NFC07A1中EH的能量输出仅为10mw,无法为NUCLEO-L476RG供电。直到我看了NFC无线充电功能,却没有找到电池充电芯片的细节,我可以用STBC15实现NFC WLC功能吗? 

A2F12M12W2-F1 : reference design needed

Hello,We planning to purchase the SiC Power Mosfet fourpack module of A2F12M12W2-F1.Before purchasing the device, we need a reference design for applying the device.Please inform me the present status for the reference design.With regards,GKIM

acura by Associate
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STEVAL-L99615C Communication Response Error

We are trying to get the L9961 Demo App working, but running into problems. We are following instructions according to document UM3141. In section 3.1.1.1 "Script Selection," it says to select the script entitled "Voltage Acquisition Init - 5Cell + V...

namgod13 by Associate
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LNBH26S Thermal Performance

I am testing the LNBH26S with 430mA load at 18V on both channels of the chip, and on the bench the LNB chip reaches up to 100degC according to a thermal camera. Is this temperature at this load normal for the LNBH26S? My device needs to be weather pr...

JAlex2 by Associate
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output current of ISO808

hello  we are going to use ISO808 IC in our project according to the datasheet of ISO808 Short circuit protection on output channels ( ILIM(MIN) )is 0.7A but for Channel Output Current (continuous) it is mentioned as internally limited. could you ple...

ny851 by Associate II
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