TDA7496 STMicroelectronics, TDA7496 Datasheet - Page 4

• Manufacturer Part Number: TDA7496
• Description: IC AMP PWR AB 5+5W MULTIWATT15
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7496

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 5.5W x 2 @ 8 Ohm
• Voltage - Supply: 10 V ~ 32 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Standby, Volume Control
• Mounting Type: Through Hole
• Package / Case: Multiwatt-15 (Vertical, Bent and Staggered Leads)
• Amplifier Class: AB
• No. Of Channels: 2
• Supply Voltage Range: 10V To 32V
• Load Impedance: 8ohm
• Operating Temperature Range: °C To +70°C
• No. Of Pins: 15
• Svhc: No SVHC (15-Dec-2010)
• Base Number: 7496
• Rohs Compliant: Yes
• Output Power: 5.5W
• Thd + N: 0.4% @ 1W, 8ohm, VS=22V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8872-5; TDA7496

TDA7496
APPLICATION SUGGESTIONS
The recommended values of the external components are those shown on the application circuit of figure 1.
Different values can be used, the following table can help the designer.
Figure 1. Application Circui
4/11
COMPONENT
R1
R2
P1
C1
C2
C3
C4
C5
C6
C7
C8
C9
+V
S
C4 470 F
INR
INL
SUGGESTION
C2 470nF
C3 470nF
PW_GND
1000 F
S_GND
C1
1000 F
1000 F
1000 F
VALUE
470nF
470nF
470 F
100nF
100nF
300K
SVR
10K
50K
1 F
11
1
8
5
7
VOLUME
30K
30K
100nF
Volume Control Circuit
Mute time constant
Volume Control Circuit
Supply voltage bypass
Input DC decoupling
Input DC decoupling
Ripple rejection
Volume control time
constant
Output DC decoupling
Mute time constant
Output DC decoupling
Supply voltage bypass
C5
VOLUME
VOLUME
PURPOSE
3
R1 300K
VAROUT_R
VAROUT_L
TP1
PROTECTIONS
2
4
MUTE/STBY
+
+
-
-
OP AMP
OP AMP
13
LOG
VOL
Larger volume regulation
time
Larger mute on/off time
Lower low frequency cutoff Higher low frequency cutoff
Lower low frequency cutoff Higher low frequency cutoff
Better SVR
Larger volume regulation
time
Lower low frequency cutoff Higher low frequency cutoff
Larger mute on/off time
Lower low frequency cutoff Higher low frequency cutoff
V
50K
P1
S
LARGER THAN
0.1 F
SUGGESTION
C9
+5V
15
14
10
12
9
PW_GND
1 F
C7
C8 1000 F
C6 1000 F
R2 10K
Smaller volume regulation
time
Worse SVR
Smaller volume regulation
time
Smaller mute on/off time
Danger of oscillation
Smaller mute on/off time
Danger of oscillation
PW_GND
OUTR
OUTL
PW_GND
D96AU493D
SMALLER THAN
SUGGESTION
S1 STBY
S2 MUTE
S_GND
+5V
+5V