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Part Number: TAS2563
While TAS2563 features internal boost that can provide up to 12.5 output voltage (16 dBV gain), it also give user the option of using an external PVDD to further increase the output to 16V (18 dBV. gain)
To utilize external PVDD:
w 98 00 00
w 98 7f 00
w 98 33 c4 #Set boost to "always off" and disable it
3. Follow the Power on/off sequence
Power On: VBAT -> VDD/IOVDD -> PVDD
Power Off: PVDD -> VDD/IOVDD -> VBAT
NOTE: Do NOT power PVDD while VBAT is off
For more detailed instruction and references, please refer to the TAS2563 Datasheet and other E2E thread related to this topic:
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