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AW86937FCR

11V Fast Startup With F0 Detect And Tracking LRA Haptic Driver

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Voltage Type Boost
Vout (Max) (V) 11
SRAM (kB) 8
Istandby (μA) 4
IO Level (V) 1.2 1.8 3.3
AAE YES
Input Signal IIS IIC 3TRIG
LRA Calibration LCC3.0
Temperature -40℃~85℃
TikTap YES
Package (mm) FCQFN 2.5X2-18L(0.55)
? 1MHz I2C Bus ? 8-KByte Memory ? 8k/12k/24k/48k input wave sampling rate ? F0 detect and tracking ? Advance autobrake engine integrated ? Playback mode: ? Real time playback(Up to 4KByte FIFO) ? Auto dynamic sine playback ? Memory playback ? 3 Trigger playback ? One wire playback ? Cont playback ? I2S/TDM playback ? Resistance-Based LRA Diagnostics ? Drive signal monitor for LRA protect ? Drive Compensation Over Battery Discharge ? Fast Start Up Time ＜1ms ? Boost output voltage up to 11V ? VOUT=8.8V@Vbat=4.2V for 8Ω LRA ? Standby current：4uA@Vbat=4.2V ? Supply voltage range 2.7 to 5.5V ? Short-Circuit Protection, Over-Temperature Protection, Under-Voltage, Battery Protection ? AW86937AFCR and AW86938ACSR include Immersion IP license for mobile phones and wearables ? AW86937NFCR include Immersion IP license for notebook
AW86937/ AW86938 is a high voltage H-bridge, single chip LRA haptic driver, with F0 detecting and tracking based on BEMF, with a boost converter up to 11V drive voltage inside, supporting real time playback, memory playback, and hardware pin trigged playback. A typical startup time of 1ms makes the AW86937 an ideal haptic driver for fast responses.

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