switched mode pump

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Anonymous
Not applicable

 hi developers,

   

can anyone tell me, what is a switched mode pump (SMP) pin. how it is operated?

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Bob_Marlowe
Level 10
Level 10
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When you like to run your PSoC1 on battery the switch mode pump will provide a regulate3.0,  3.3 or 5.0V for the chip and some periphertals. All you need is an inductance of ~20mH and a schottky diode. Have a look at the datasheet i.e. cy29x66-i Page 26.

   

 

   

Bob

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ETRO_SSN583
Level 9
Level 9
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This might help, note this ap note apparently is in the process of being updated.

   

 

   

      http://www.psocdeveloper.com/uploads/tx_piapappnote/an2097.pdf

   

 

   

Regards, Dana.

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