TDA7293_10 Datasheet, PDF (9/21 Pages) STMicroelectronics – 120-volt, 100-watt, DMOS audio amplifier with mute and standby

TDA7293
Figure 5. Suggested turn-on/off sequence
+Vs
(V)
+40
Circuit description
-40
-Vs
VIN
(mV)
VST-BY
PIN #9
5V
(V)
VMUTE
5V
PIN #10
(V)
IQ
(mA)
VOUT
(V)
OFF
ST-BY
MUTE
PLAY
MUTE
ST-BY
OFF
D98AU817
Figure 6. Single signal standby/mute control circuit
MUTE/
ST-BY
MUTE STBY
20K
10K
30K
1N4148
10µF
10µF
D93AU014
Doc ID 6744 Rev 8
9/21