Power management

VNP35N07-E with marking "E"

  Hi， We got some parts of VNP35N07-E, they have different Marking , I attached photos for your reference. The datasheet does not mention the marking on the chip, Is there any documentation indicating how to interpret the marking ? Is E marking norma...

L9961 - not using VREG advice

Hi all,I am looking at using the L9961 (https://www.st.com/en/power-management/l9961.html) for a project and after looking at the datasheet, I see it has it's own LDO.The LDO can supply up to 35mA (pg. 13 of the data sheet). My design will use a STM3...

Electric heater control

Hello, I am designing Electric Heater control circuit. My circuit has two SCR in inverse-parallel strucuture and I use both of phase angle and zero cross control. I have used SCR component model BTW69, but the issue is that I need big heat dissipatin...

how to run and test single stand mastergain 4?

i am working on evlone65 watter .my pd charger not working i have use the st recommended pcb and components .there is any option to single run for test the mastergain4. if anybody have any idea then let me know please?

STEVAL-ISV019V1 and pv cells

Hi !I've the above eval board and wish to charge a 3.7V Li-ion 1500mah battery using PV Cells.When I connect the PV Cells to the input and check the output (bat-line), we do see 4.2V. Then when we connect the battery whose voltage is 3.98V and let it...

I am working on VND5T100AJ-E for HSD, wondering if any control option driver available from ST, or any one has control logic for overload, open-load in off-state actions?

"Not recommended for new designs" should be on the first page. (L9963)

If the device is obsolete, it should be easy for new users to identify this.

SMD unknown

I am trying to identify an SMD component, possibly a diode labeled:MEGP812

Reach & Rohs for L7980TR

May I kindly ask you the Reach and Rohs documents for the following component: L7980TR? Many thanks & Best Regards