Expected current reduction not happen in sleep mode

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Expected current reduction not happen in sleep mode

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Balaji_KG
Contributor II

Hi, 

      I am Balaji. I am working on LPC 1768 controller. When the controller is in sleep mode, I can't achieve the current reduction specified in the data sheet. I have attached some test results below for your reference. Kindly give me some solution.

ControllerLPC 1768
Voltage(RPS)3.3 v
Expected current reduction specified in datasheet2mA
  
Current reduced when the controller is in sleep modePeripherals Enabled
26mAGPIO,Timer0
25mAGPIO
23mATimer 0
22mAAll Peripherals disabled
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Alice_Yang
NXP TechSupport
NXP TechSupport

Hello @Balaji_KG 

 

Recommend you refer to the low power demo "periph_pmu" under LPCopen:

https://www.nxp.com/design/software/development-software/mcuxpresso-software-and-tools-/lpcopen-libr...   

 

BR

Alice

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635 Views
Alice_Yang
NXP TechSupport
NXP TechSupport

Hello @Balaji_KG 

 

Recommend you refer to the low power demo "periph_pmu" under LPCopen:

https://www.nxp.com/design/software/development-software/mcuxpresso-software-and-tools-/lpcopen-libr...   

 

BR

Alice

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