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 by ST Employee
  • 7 replies
  • 3 kudos

Why VNH7040AY shuts off above 15 A immediately

Tested the VNH7040AYMounted on the official breakout board. (Also tried with custom PCB)Proper heatsink.50 and 100% 20 kHz PWM.With dummy load and also with real motor.Tried 7, 12, 20 and 24 Volt Vcc.Tried 3.3, 5 and 7 Volt control signal (INA, INB, ...

Why is the voltage high?

I’ve bought 1000+ L7805CP voltage regulators. On all the data sheets it say there is a +-10% voltage tolerance yet the voltage I’m getting is +55%. It says it’s input voltage range is 35v - 7v and its output is a nominal 5v (4.5-5.5v) yet I’m getting...

NA.1067 by Associate
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  • 0 kudos