Power management

Hello, I on official online distributors I can only find stocks for L9779WD-SPI serries, for MSC serries, I can only find L9779WDAT2 on chinesse market. did L9779WDAT2 original product series from ST and the same as L9779WD-TR that I need?

VNQ7140AJ Max Working Voltage

Greeting,We are using VNQ7140AJ for high side switching power rails.Power source 28V with +%5 and -%5 tolerances. So source will be 29.4V to 26.6VIn data sheet we sow this IC's absolute maximum rating is 28V. But in page 7 data sheet says DC supply v...

Code Source for STEVAL-GLA001V1 insulated AC switch control evaluation board

Hi,I ordered the STEVAL-GLA001V1 insulated AC switch control evaluation board. I must modify the code to run on my own STM32 board. I am not enable to find the code source for this project in STM32Cube.Thank youGregory

Over current/over temp on STEVAL-ISB68WA with little load

I've got the STEVAL-ISB045V1 and STEVAL-ISB68WA evaluation kits. After programming the transmitter to use the correct ping, min and max frequency parameters, I attempted to "connect" the receiver to the transmitter with a 1/4W load. When I do this,...

Dear Sir, I am using STCS1APHR constant current LED driver. I am requesting you to review my schematic. Can you please share your email ID for sharing my schematic. Regards Murthy

LED5000 floating boost ringing issue

Hi team,i working on floating boost converter by using LED5000 IC.specifications are-Vin- 12VVout- 36V, 100mAschematic and components as per E design suite.instead of 120uH i used 47uH just for functional test.at Vin 12V my vout is 20V and LED starts...

Starting up a STBB1 under full load, breaks the device

I tried out the STBB1 with the evalboard to drive a load of 500mA.My trials were successfull. I did them by switching on my power supply with 5V and afterwards I was switching the 500mA Load on and off at the output. -> everything cool.Now I have my ...