TDA7496L STMicroelectronics, TDA7496L Datasheet - Page 3

• Manufacturer Part Number: TDA7496L
• Description: IC AMP PWR AB 2+2W 20DIP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7496L

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 2W x 2 @ 8 Ohm
• Voltage - Supply: 10 V ~ 18 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Standby, Volume Control
• Mounting Type: Through Hole
• Package / Case: 16-PQFN, 16-PowerQFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 2x2W
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.4@8Ohm@1W%
• Single Supply Voltage (typ): 12/15V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 6W
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 65dB
• Single Supply Voltage (min): 10V
• Single Supply Voltage (max): 18V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 20
• Package Type: PowerPDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8873-5; TDA7496L

ELECTRICAL CHARACTERISTICS (continued)
APPLICATION SUGGESTIONS
The recommended values of the external components are those shown on the application circuit of fig-
ure 1A. Different values can be used, the following table can help the designer.
MUTE STAND-BY & INPUT SELECTION FUNCTIONS
I
muteBIAS
R
COMPONENT
Symbol
load Var Out
R
V
I
V
V
I
A
stbyBIAS
V
qST-BY
SVR
ST OFF
Var Out
ST ON
M OFF
SR
MUTE
T
M ON
e
R
T
M
N
s
i
R1
R2
P1
C1
C2
C3
C4
C5
C6
C7
C8
C9
Total Output Noise
Slew Rate
Input Resistance
Variable Output Resistance
Variable Output Load
Supply Voltage Rejection
Thermal Muting
Thermal Shut-down
Stand-by ON Threshold
Stand-by OFF Threshold
Mute ON Threshold
Mute OFF Threshold
Quiescent Current @ Stand-by
Mute Attenuation
Stand-by bias current
Mute bias current
SUGGESTION
VALUE
1000 F
1000 F
1000 F
470nF
470nF
470 F
100nF
100nF
300K
Parameter
10K
50K
1 F
Volume control
circuit
Mute time constant
Volume control
circuit
Supply voltage
bypass
Input DC decoupling
Input DC decoupling
Ripple rejection
Volume control time
costant
Output DC
decoupling
Mute time costant
Output DC
decoupling
Supply voltage
bypass
PURPOSE
f = 20Hz to 22KHz
Play, max volume
f = 20Hz to 22KHz
Play, max attenuation
f = 20Hz to 22KHz
Mute
f = 1kHz; max volume
C
f = 1kHz; max attenuation
C
Stand by on V
Play or Mute
Mute
Play
SVR
SVR
= 470 F; V
= 470 F; V
Test Condition
Larger volume regulation
time
Larger mute on/off time
Lower low frequency cutoff
Lower low frequency cutoff
Better SVR
Larger volume regulation
time
Lower low frequency cutoff
Larger mute on/off time
Lower low frequency cutoff
V
MUTE
ST-BY
RIP
RIP
LARGER THAN
SUGGESTION
= 5V
= 5V
= 1V
=1V
rms
rms
Min.
22.5
3.5
3.5
-20
35
55
50
5
2
Smaller volume regulation
time
Smaller mute on/off time
Danger of oscillation
Higher low frequency cutoff
Higher low frequency cutoff
Worse SVR
Smaller volume regulation
time
Higher low frequency cutoff
Smaller mute on/off time
Higher low frequency cutoff
Danger of oscillation
Typ.
160
500
100
150
0.6
0.2
60
30
30
39
65
65
80
-5
SMALLER THAN
8
1
SUGGESTION
Max.
800
250
150
100
1.5
1.5
1
5
2
TDA7496L
V/ s
Unit
K
K
mA
dB
dB
dB
°C
°C
V
V
V
V
V
V
V
A
A
A
A
A
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