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Chip Amps Amplifiers based on integrated circuits

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Old 11th November 2010, 01:57 AM   #21
kroto is offline kroto  Indonesia
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this is my TDA1554Q schematic :
Click the image to open in full size.
you don't have to include 4r7, you can directly connect signal Gnd and power Gnd.

the 220r will help to prevent parasitic oscillation, and also from the supply noise which may be injected from your power line.
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Old 11th November 2010, 06:47 AM   #22
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Thank u so much Koroto
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Old 12th November 2010, 09:11 AM   #23
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can i have the artwork for the TDA1554Q Please
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Old 12th August 2011, 10:39 AM   #24
kroto is offline kroto  Indonesia
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Default TDA1554Q PCB

picture are 200dpi (70 x 55mm).
Attached Images
File Type: png tda1554q_traces.png (141.8 KB, 81 views)
File Type: png tda1554q_silk.png (125.7 KB, 75 views)
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