We're looking for a suited Piezo Haptic Drive on motor drive application.
Is DRV2677 latest one device? Please see the Boreas solution, it looks the performance is better than TI.
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DRV2677: I^2C interface
– Drives up to 100 nF at 200 VPP and 300 Hz
– Drives up to 150 nF at 150 VPP and 300 Hz
– Drives up to 330 nF at 100 VPP and 300 Hz
– Drives up to 680 nF at 50 VPP and 300 Hz
2-ms Fast Start Up Time
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BOS1901: SPI interface
- Drives 100 nF at 190 Vpk-pk and 300 Hz with only 350 mW
- o Drives Capacitive Load up to 820 nF
- Fast Start Up Time, < 300 μs
Regards
Brian W
