A simple two-channel power amplifier audio signal can be assembled on a special chip BA3575FS. Schematic of the amplifier circuit is shown in figure. This low-power amplifier is powered a low DC voltage 1.7 -3.6 b. Schema Feature is that it provides volume control on each channel.
The main technical characteristics of IC UMZCh BA3575FS are presented in the table.
|
Chip |
Chassis |
in theImin |
in theIP |
PccP |
RI |
II0 |
IccP |
Bin |
Rin |
Gin |
| BA3575FS | MINISO20 | 1, 7V | 3, 6V | 2x40mW | 32 h | 5MA | – | 20Hz-20KHz | 21kW | 11,8dB |