Power management

Control mechanism of VB_SW pin of L9396 component.

Hello,The component in question is L9396. I have a question about the properties of the 'Protected battery switch' pin (VB_SW) of this component. In the datasheet for this pin, both 'The device provides a fully protected switched battery output VB_SW...

Thinking of using the new VIPERGAN50TR. I've looked at the EVAL power supply for 5, to 20 volt output. Is there any applications for 90-164VAC input and 150 to 250 VDC (adjustable) output with small output current - say 100 to 200 ma?

STWLC68 OTP Programming in a automated production environment.

We've designed the STWLC68 in to our portable product. We've build low volumes of devices up to now with the STEVAL-ISB68GUI V1.4.1 up to now, but would like to ramp up our production and therefore requires to automate the process. Unfortunately does...

Totem pole PFC Control loop designs

The page number 46 current control design, The DPWM gain is given as 10^-3. The PWM Timer max value is 1000 for 72kHz freq for a clock of 72MHz. Then 1000 means 100% duty, 500 means 50% Duty.. etc. So the per unit duty (0 to 1) Shall be multiplied wi...

Why does this configuration burn the L7808ABV voltage regulator ?

I am having trouble with these linear voltage regulators and I have been able to isolate the problem in this simple circuit. In the attachment, you will see that I have two 4.7 microfarad capacitors in place between Vin (24 V) and Ground and Vout (8V...

We had selected ST1S12G12R for one of our projects. Now the part is not available. Is there any pin compatible part available?

Detail STUSB4710 register map

Hi there ...Is there any document explain the STUSB4710 register map (in stusb4710.pdf)? I have already STUSB47xx_register_map_public.pdf, but nothing detailed!I'll appreciate for any help.With regardsJitu

Get the help from ST with aribag chipset hardare design for ST L9660

Currently I used the L9660 to make a airbag product, but I don't get the hardare reference design with L9660. so caou you tell me how to get the help from ST and get the related hardare reference design.

STEVAL-ISB68WA not working with standard Qi transmitters

"...it works out of the box when placed on a suitable wireless power transmitter." is what it says on page 1 of the user manual. I have several Qi compatible transmitter pads, and the STEVAL-ISB68WA does not power-up with any of them. (D3 does not ...

DATE CODE OF STB18NM80

Dear Sir/MadamI want to confrim the date code of a ST part STB18NM80,pls find attached label picture.Can you tell me if they're 20+ or 10+?I am confused.Pls help to check.Many thanks!Susan