Adafruit STEMMA Piezo Driver Amp - PAM8904
PAM8904 piezo driver amplifier breakout powered 3–5 VDC, with differential piezo output via terminal block for driving piezo elements louder than a GPIO pin alone.
PAM8904 piezo driver amplifier breakout powered 3–5 VDC, with differential piezo output via terminal block for driving piezo elements louder than a GPIO pin alone.
| Pin | Type |
|---|---|
| VIN | Power |
| GND | Ground |
| SIG | Signal |
| VO+ | Unknown |
| VO- | Unknown |
| STEMMA SIGNAL | Signal |
| STEMMA VIN | Power |
| STEMMA GND | Ground |
I2S · I2C · Analog · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VIN, STEMMA VIN, GND, STEMMA GND, SIG, STEMMA SIGNAL. Schematik maps them to your board in the app.
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