TFA9890AUK/N1Z
Audio Amp Speaker 1-CH Mono 4.6W Class-D 49-Pin WLCSP

From NXP SEMICONDUCTORS

Audio Amplifier FunctionSpeaker
Audio Amplifier Output Configuration1-Channel Mono
Dual Supply Voltage (Max)1.95/9.5(V)
Dual Supply Voltage (Min)1.65/3(V)
Dual Supply Voltage (Typ)1.8/3/5(V)
Input Signal TypeSINGLE
Maximum Load Resistance8
MountingSurface Mount
Operating Temp Range-40C to 85C
Operating Temperature ClassificationIndustrial
Operational ClassClass-D
Output Power (Typ)4.6X1@8OHM(W)
Output Signal TypeDIFFERENTIAL
Package TypeWLCSP
Pin Count49
Power Supply Rejection Ratio75(dB)
Power Supply RequirementDual
Rad HardenedNo
Rail/Rail I/O TypeNo
Single Supply Voltage (Max)Not Required(V)
Single Supply Voltage (Min)Not Required(V)
Single Supply Voltage (Typ)Not Required(V)
Supply Current0.05@1.8V/6@3.6V(mA)
Total Harmonic Distortion0.03%@4OHM@100MW

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