haptic driver.
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Direct Drive of LRA (Linear Resonant Actuator) External PWM Input (10 kHz to 250 kHz) with Divider.
The FAH4840 register map is accessible through an 2 I C serial communication port.
Applications
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Mobi.
The FAH4840 is a high-performance amplifier for mobile phones and other hand-held devices. The haptic driver takes a single-ended PWM input signal to control a Linear Resonant Actuator (LRA). The device utilizes an external 10 kHz to 250 kHz PWM sign.
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