Dear Sir,
Would you pls advise how the LRA driver (DRV2605) tracking the resonate frequency?
Thanks, Ian.
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Dear Sir,
Would you pls advise how the LRA driver (DRV2605) tracking the resonate frequency?
Thanks, Ian.
Hi Ian,
Our device uses a proprietary algorithm to detect and track the resonance frequency by tracking the back-EMF of the LRA.
Please refer to this application note: Benefits of Auto-Resonance Tracking