MCIMX6ULL-EVK power consumption issue

[felixhsu]

Hi All

The customer use MCIMX6ULL-EVK measurement power consumption on the deep sleep mode,

as below is CPU board result:

1. VDD_SOC_IN : 0.3mA
2. VDD_HIGH_IN : 0.1mA
3. DDR3L I/O : 7.0mA

with carrier board measurement result is "85mA", which device is consume big power on deep sleep mode? 

Thanks.

[Yuri]

Hello,

  have You used recommendations of app note AN5345 (i.MX 6ULL Power

Consumption Application Note) ?

In particular - in sections

3.7. Measuring points on the MX6ULL EVK platform

6. Use case configuration and usage guidelines
6.1. Deep-Sleep mode

Results may be found in sections

4.1. Low-power mode use cases
4.1.1. Use case 1: Deep-Sleep mode (DSM)

https://www.nxp.com/docs/en/application-note/AN5345.pdf 

Have a great day,

Yuri

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[felixhsu]

Hi Yuri

The customer have follow AN5345.pdf, measurement result with 4.1.1. Use case 1: Deep-Sleep mode (DSM) Table 1 is close, but the result is SOC board without carrier board, the customer want to know why soc board with carrier board power consumption is so high, which device is power consume reason?

Thanks.