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TYilm.2423
Visitor II
December 10, 2019
Solved

Why max Voltage 50V on IHM03A1 development board?

  • December 10, 2019
  • 3 replies
  • 816 views

The recommended voltage range is 85 volts which is also the same as the recommended voltage for the POWERSTEP01 device.

Why max Voltage 50V on IHM03A1 development board?

This topic has been closed for replies.
Best answer by Cristiana SCARAMEL

Hi @dungeonlords789​,

the STM32 Nucleo Expansion boards for safety reason is limited to max 50 V of power supply.

3 replies

dungeonlords789
Associate III
January 6, 2021

The same question

@Cristiana SCARAMEL​

Cristiana SCARAMEL
ST Employee
January 12, 2021

Hi @dungeonlords789​,

the STM32 Nucleo Expansion boards for safety reason is limited to max 50 V of power supply.

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Uwe Bonnes
Chief
January 6, 2021

Maybe security issues? Higher voltages need protection from touching.