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6.5V Charge Pump SPC PA


FS1512N is an analog-input SPC PA chip. It has high performance while low power consumption. Cooperating with FourSemi Smart Power Control and FS Sound audio algorithm, it applies to mobile phones, tablets, smart watches, smart home audio, etc.


● High performance Class-G powered by 2x Charge-Pump

- SNR above 100dB

- Ultra-low noise

- Receiver mode: 7.5µV

- Speaker mode: 28µV

- THD+N <0.008% at 0.4W receiver mode

- THD+N <0.02% at 1W speaker mode

- PSRR above 80dB at 217Hz

- Super TDD noise suppression

● High performance Charge-Pump

- 2x Charge-Pump

- Support adaptive mode for best efficiency

- Efficiency above 89% at 1W 3.6V VBAT

- OVP 6.5V

● Easy control for simple one-wire protocol

- Enable and Disable

- Mode and Gain setting

● Support FourSemi Smart Power Control algorithm of advanced audio enhancement and speaker protection

Package Size

6.5V Charge Pump SPC PA
Part NumberPackageSize(mm)
FS1512NFCQFN-16L2 x 2

Block Diagram