TPAO211 Mini single chip audio power amplifier integrated circuit

Published:2011/7/10 19:56:00 Author:leo | Keyword: Single chip, power amplifier | From:SeekIC

TPAO211 is a single chip audio power amplifier integrated circuit produced by W in England. It has a area of 9 mm (2) and is widely used in record/playback PDA, computer and laptop as well as portable wireless telephone. 1. TPAO211 inner circuit diagram and pin functions:It uses 8-pin SOP package. The inner circuit diagram of TPAO211 is shown in the picture 1-1.Its classic applying circuit and inner circuit are shown in the picture 16-4. 2. TPAO211 main parameters:Its standby current is 0.9μA which is good for the extension of the life of battery. Under the sE mode, this IC’s power gain is -1.25 V/V, and under the mode of BTL, its gain is -1.25 V/V.3. TPAO211 classic applying circuit(432)Its classic applying circuit is shown in the picture 1-2.



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