Power management

Discuss power management solutions. Ask questions and find answers on voltage configurations, short circuit protection, and programming.

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Resolved! STEVAL-KITXCB SD pin question

In STEVAL-KITXCB for controlling SD/OD pin of L6491 using such method. PWM_en connected to MCU pin. I want use same principle in my design. Can anybody describe how program this.Is such hw connection support both function for enable PWM and for contr...

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Kuzma30 by Associate II
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  • 7 replies
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Resolved! STWLC89 application related

Hi,Since we haven’t received the datasheet yet, we’d like to confirm the following information:If the receiver side (RX) uses the STWLC89 15 W solution, what is the corresponding 15 W transmitter (TX) model?Which Qi standards are supported by STWLC89...

eDesignSuite Transformer

Hello I tried to design a 3-output AC-DC converter using the eDesignSuite. But the software only provides the turns ratio for the transformer and no core suggestions or what so ever was shown.I don't get the idea behind the eDesignSuite software that...

info23 by Associate
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  • 0 replies
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Resolved! Three phase capacitive power supply transformerless

I need to use in our application three phase power supply any of the two phase present power supply should work or with respect neutral also work if any of one phase present.  required for voltage monitoring three phase or sequence detector. any refe...

Glodhi by Associate II
  • 133 Views
  • 1 replies
  • 1 kudos

VNQ9080AJ Flyback diodes for inductive loads

Hi,I'm designing a custom PCB and I'll be using a VNQ9080AJ to drive 4 inductive loads (hydraulic valve spools).Is the protection diode in the datasheet sufficient for that application?The device will drive up to 28 VDC ~3.5 to 5 amps inductive loads...

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EVAL-L9963E not configured

When configuring the system, firmware version 1.6 is detected correctly. However, when the configuration ID is set to 1 as mentioned in the manual, it is not acknowledged by the device (shown in red).

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