KA2206B 2.3W DUAL AUDIO POWER AMPAPPLICATION INFORMATION1.Stereo application i) Fixed voltage gain (Pin 9 connected to GND directly) 8 + R G 1 V = 20 log (dB) CH1 11 R2 ii) Variable voltage gain 9 - (Rf and C1 connected with pin 9) R R 2 1 RF R G 1 V = 20 log (dB) + R2+RF C1 2. Bridge application INPUT 8 + + 5 CH1 CH2 4 9 - - R R 1 3 R2 RF + C 5K 2 + R4 1 C1 50 11 2 + + C RL 4 C6 i) Fixed voltage gain (Pin 9 connected to GND directly) R G 1 V = 20 log + 6(dB) R2 ii) Variable voltage gain RF and C1 connected with pin 9) R G 1 V = 20 log + 6(dB) R2+RF Document Outline Features Absolute Maximum Ratings Block Diagram Application Circuit Package Dimension
