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Posts by ReliablePotion‭

4 posts
60%
+1 −0
Q&A Determination of Target Frequency in PDN Decoupling

There is a plan to do PDN decoupling simulation for the KSZ9897RTXI power rails. It has various power supply like 1.8V, 2.5V& 1.2V. While doing the simulation, what is the maximum frequency ran...

0 answers  ·  posted 12mo ago by ReliablePotion‭  ·  edited 12mo ago by Nick Alexeev‭

Question power-supply capacitor voltage decoupling power-distribution-network
55%
+3 −2
Q&A Regulator Failure on Load Enable – Thermal Stress or Inrush Condition?

We perform a test on this device where the regulator input power is enabled with an 8A load connected to the output, while the device itself remains disabled. We then drive the EN pin high to enabl...

1 answer  ·  posted 1y ago by ReliablePotion‭  ·  last activity 1y ago by DavidCary‭

Question voltage current DC-DC-conversion buck-converter
55%
+3 −2
Q&A Unexpected High Quiescent Current in Step-up converter with Fast EN Cycling

We’ve been working with the this boost regulator and set it up according to the attached schematic. To minimize power consumption, the approach was to enable the boost once every 31.25 ms: we pull ...

0 answers  ·  posted 1y ago by ReliablePotion‭

Question boost-converter voltage DC-DC-conversion
50%
+0 −0
Q&A Shared Pin Mapping for SD Card and NAND Flash Interfaces on MPU

I am using this MPU SOM Module and this NAND Flash device for storing the boot image. I will also use a 4-bit SD card interface with the MPU for data logging. I’m reviewing the MPU datasheet (link...

0 answers  ·  posted 11mo ago by ReliablePotion‭

Question microcontroller SD-card memory NAND flash