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INTEGRATED CIRCUITS DATA SHEET TDA1553Q 2 x 22 W BTL stereo car radio power amplifier with loudspeaker protection July 1994 Product specification File under Integrated Circuits, IC01 Philips Semiconductors Product specification 2 x 22 W BTL stereo car radio power TDA1553Q amplifier with loudspeaker protection GENERAL DESCRIPTION The TDA1553Q is an integrated class-B output amplifier in a 13-lead singe-in-line (SIL) plastic power package. The circuit contains 2 x 22 W amplifiers in Bridge Tied Load (BTL) configuration. The device is primarily developed for car radio applications. Features • Requires very few external components • Thermally protected • High output power • Reverse polarity safe • Low offset voltage at outputs • Capability to handle high energy on outputs