NXP Semiconductors Product specificiation 3 W BTL mono audio output amplifier with TDA7056A DC volume control APPLICATION INFORMATION (1) V handbook, full pagewidth P 100 220 μF nF 2 1 n.c. 9 TDA7056A n.c. I + i 6 0.47 μF positive 3 input 5 R = 16 Ω L I – i 8 5 RS kΩ STABILIZER TEMPERATURE V PROTECTION ref DC volume 4 7 control MGA073 - 1 ground (1) This capacitor can be omitted if the 220 μF electrolytic capacitor is connected close to pin 2. Fig.6 Test and application diagram. handbook, halfpage 5 100 kΩ MGA074 volume control Fig.7 Application using a potentiometer for volume control; Gv = 30 dB. July 1994 7 Document Outline Features General description Missing Current Limiter (MCL) Quick reference data Ordering information Pinning Functional description Limiting values Thermal resistance Characteristics Application information Package outline Soldering Introduction Soldering by dipping or by wave Repairing soldered joints Data sheet status Disclaimers
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