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...

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willzhou by ST Employee
  • 6413 Views
  • 15 replies
  • 10 kudos

Motor acts as generator and damages VNHD7008AY

We use the VNHD7008AY to control the motor of a cargo lift. The lift has an emergency switch, which disconnects the battery from the circuit.In case of an emergency cutout, the lift runs down while its motor generates a high voltage, which finally ki...

Marc1 by Associate III
  • 164 Views
  • 2 replies
  • 0 kudos

L7987L Failure

Hi, we are using L7987L IC top generate -15V from 24V input. However, we see repetitive failure in the IC. I have attached the waveform also (Green- Input Voltage, Pink- Vout). I am also sharing the layout for the same. Switching frequency we have ke...

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Resolved! LDL212PUR LDO ceramic caps and resistor values

Hi,I want to buy LDL212PUR LDO. I have 2 questions:1. Can it work reliably with ceramic capacitors?2. What are the recommended resistor values for voltage adjust version?I cannot find this information in the datasheet.Thanks,Adam

awocrf by Associate III
  • 43 Views
  • 1 replies
  • 1 kudos

About the TS3330AMR

The TS3330AMR has a voltage reference, but the internal configuration of the IC is unclear.Is a reverse bypass diode, like the reverse voltage protection of a linear regulator, unnecessary?

Ikegawa by Associate
  • 34 Views
  • 1 replies
  • 0 kudos

Resolved! Download STSW-WPSTUDIO

I bought the STEVAL-WLC99RX evaluation board for the STWLC99 Qi 1.3 compatible receiver and cannot find a location to download the GUI to program/monitor the receiver. The page that I am pointed to (https://www.st.com/en/embedded-software/stsw-wpstud...

sedmonds by Associate
  • 623 Views
  • 3 replies
  • 1 kudos

VN5T016AH-E low inductance/resistance shorts

Does the VN5T016AH-E handle short circuits with extremely low inductance/resistance without damage to the device? The datasheet states that there is a 53us turn-off delay which would result in 4J of energy in the FET in the case of a dead short with ...

liampwll by Associate III
  • 42 Views
  • 0 replies
  • 0 kudos

DC Motor Driver to generate constant Torque

Hello all, I am writing to inquire about a DC motor driver solution suitable for our application. We are currently using a DCX32L motor rated at 12V and 160W, and our main objective is to achieve constant torque, even during stall conditions. To this...

spolaka by Associate
  • 35 Views
  • 0 replies
  • 0 kudos