Datasheet Summary
3 W filter-free class D audio power amplifier
Features
- Operating from VCC = 2.4 V to 5.5 V
- Standby mode active low
- Output power: 3 W into 4 Ω and 1.75 W into 8
Ω with 10% THD+N max. and 5 V power supply
- Output power: 2.3 W @5 V or 0.75 W @ 3.0 V into 4 Ω with 1% THD+N max.
- Output power: 1.4 W @5 V or 0.45 W @ 3.0 V into 8 Ω with 1% THD+N max.
- Adjustable gain via external resistors
- Low current consumption 2 mA @ 3 V
- Efficiency: 88% typ.
- Signal to noise ratio: 85 dB typ.
- PSRR: 63 dB typ. @217 Hz with 6 dB gain
- PWM base frequency: 250 kHz
- Low pop and click noise
- Thermal shutdown protection
- Available in Flip Chip 9 x 300 µm (Pb-free)
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