
NXP Semiconductors.
General description
The TFA9843J contains two identical audio power amplifiers. The TFA9843J can be used as two Single-Ended (SE) channels with a fixed gain of 26 dB or one Bridge-Tied Load (BTL) channel with a fixed gain of 32 dB. The TFA9843J comes in a 9-pin DIL-bent-SIL (DBS7P) power package. The TFA9843J is pin compatible with the TFA9842J and TFA9841J.
FEATUREs
■ SE: 1 W to 20 W; BTL: 4 W to 40 W operation possibility
■ Soft clipping
■ Standby and mute mode
■ No on/off switching plops
■ Low standby current
■ High supply voltage ripple rejection
■ Outputs short-circuit protected to ground, supply and across the load
■ Thermally protected
■ Pin compatible with the TFA9842J and TFA9841J.
APPLICATIONs
■ Television
■ PC speakers
■ Boom box
■ Mini and micro audio receivers.