Low-power audio frequency amplifier can be assembled at a special integrated circuit BH3540AFS. Such circuits diagram is shown in Figure UMZCh. Output power of the amplifier is about 40 MW per channel when speakers 16Ω.
The main technical characteristics of IC UMZCh BH3540AFS are presented in the table.
Chip |
Chassis |
in theImin |
in theIP |
PccP |
RI |
II0 |
IccP |
Bin |
Rin |
Gin |
BH3540AFS | SO16 | 4, 5V | 5,5V | 2х40mW | 16Ω | 11mA | – | 20Hz-20KHz | – | 3,4dB |