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L6482 current control parameters

huytung1501
Associate II

Hi,

I am concerning about the L6482 current control parameters that are explained in the AN4158.
I assume that tSW, tON_MIN, tOFF_MIN, tOFF_FAST, tFAST_STEP reflect the relevant registers. So:

1. Peak current control with auto adjusted decay: 

huytung1501_0-1719988900013.png

- tOFF: this parameter is not mentioned in the datasheet. Does it reflect TOFF_MIN register if predictive current control is disable?
- TSW: does this register value have any effect if predictive current control is disable? Since switching frequency depends on tOFF and tON_MIN?

huytung1501_1-1719989153958.png

2. Predictive current control:

huytung1501_2-1719989209540.png

- tSW = tON_MIN + tOFF_MIN?
I do not understand the relationship between tOFF_MIN and tSW

 

1 REPLY 1
huytung1501
Associate II

No body can answer?