Power management

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Wireless Charging solution Wiki

This Topic is used for Wireless Charging solution 1.Mcu C drive code: GitHub - STMicroelectronics/STWirelessCharging-C-Drivers: Standard C platform-independent drivers for wireless charging ICs 2. Python drive code, check attach file "Python_FT260_S...

willzhou_0-1717985741931.png
willzhou by ST Employee
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STM32F103RCT6TR

Hi, I need a inform for given part number "STM32F103RCT6TR". Kindly tell me. which is the interrupt pin for given part number.

murali by Associate III
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Harmonic Distortion measurement

Hello,We are using STPM33 IC in our design. I want to measure Harmonic Distortion. Can any one suggest me how to measure Harmonic Distortion?Regards,Kadam

kadam by Associate II
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Design of ZCD TRIAC circuit

I'm not sure if I've designed the circuit for PWM power control of the hot plate correctly. The PWM output is a 3.3V MCU. I assume the PWM period 200 ms. The hot plate is 1000W, 220V, 50Hz.

ZCD_220_KMOC3063_Triac.png
DRich.4 by Associate II
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VND9012AJTR/VND9016AJTR switch issue

Hi all, I would like to ask you about VND9012AJTR/VND9016AJTR.1) When INPUT1 goes high (+5V) through 1k resistor, OUTPUT1 goes to +12V, OUTPUT0 goes to +2V. The same situation is with INPUT0 (=>OUTPUT0 goes to +12V, OUTPUT1 goes to +2V)Why? I want to...

STGAP2SiCD connected issue

Hello ,I'm using the STGAP2SiCD gate driver IC to my application as a power conversion unit.I have some question about VDD pin and each logic input's voltage level.In my application, I connceted 3.3V to VDD and used MCU PWM output pin to INA(3.3V),an...

Resolved! Marking B4?

hi Peter, have looked a lot around but i couldn't found what stand for marking B4.could you please help me? thanks a lot, Michele 

_mik81 by Associate II
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Resolved! L6599A bootstrap diode

Hi,What would be the consequence if there is a bootstrap diode used from pin 12 (Vcc) to pin 16 (boot), as used in the old days. I know that this should not be necessary because of the internal bootstrap circuit. So, can both "ways of working" used i...

dekkersj by Associate
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Triac BTA40 RD91

Morning everyone, We are planning to control a 30Amps resistive charge using the BTA40 RD91 triac. I have seen that the connector of this faston has the appearance of a male faston connector with a 3.3mm diameter hole. Faston connections are not desi...

DaniES by Associate
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(STC3115) Effect of battery discharge on OCV measurement

How much error will occur in the SOC calculation results if discharge occurs during the initial OCV measurement?Also, is the OCV measurement timing other than the initial stage of charging? At that time, are you looking at the battery current and mea...

ddddumi by Associate
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