14W+14W STEREO AMPLIFIER
TDA7269A
14W+14W STEREO AMPLIFIER WITH MUTE & ST-BY
s WIDE SUPPLY VOLTAGE RANGE UP TO +20V
s SPLIT SUPPLY s HHIGH OUTP...
Description
TDA7269A
14W+14W STEREO AMPLIFIER WITH MUTE & ST-BY
s WIDE SUPPLY VOLTAGE RANGE UP TO +20V
s SPLIT SUPPLY s HHIGH OUTPUT POWER 14+14W
@THD = 10%, RL= 8Ω, VS = ±16V s NO POP AT TURN-ON/OFF s MUTE (POP FREE) s STAND-BY FEATURE (LOW Iq) s SHORT CIRCUIT PROTECTION TO GND s THERMAL OVERLOAD PROTECTION
Multiwatt11 ORDERING NUMBER: TDA7269A
DESCRIPTION
The TDA7269A is class AB Dual Audio Power amplifier assembled in the Multiwatt package, specially de-
signed for high quality sound application as Hi-Fi music centers and stereo TV sets.
Figure 1. Typical Application Circuit
15K 1µF
MUTE/ ST-BY 5
IN (L) 7
1µF
+5V
µP
15K
18K
GND 9
1µF IN (R) 11
D94AU085
+VS 3
1000µF
+ -
+
1 1000µF
4 OUT (L)
18K
4.7Ω
8 IN- (L)
100nF
560Ω
10 IN- (R)
560Ω
18K 2 OUT (R)
4.7Ω 6
-VS
100nF
RL (L) RL (R)
June 2003
1/9
TDA7269A
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
VS
DC Supply Voltage
IO
Output Power Current (internally limited)
Ptot
Total Power Dissipation (Tamb = 70°C)
Top
Operating Temperature
Tstg, Tj Storage and Junction Temperature
PIN CONNECTION (Top view)
11 10
9 8 7 6 5 4 3 2 1
TAB CONNECTED TO PIN 6
Value ±22
3 40 0 to 70 -40 to 150
IN+(1) IN-(1) GND IN-(2) IN+(2) -VS MUTE OUTPUT(2) +VS OUTPUT(1) -VS
D95AU316
Unit V A W °C °C
THERMAL DATA
Symbol
Parameter
Rth j-case Thermal Resistance Junction-case
Max.
Value 2.8
Unit °C/W
Figure 2. Single Supply Application
D1 5.1V
R1
C1
R3
10K
1µF
15K
PLAY 5V
Q1 BSX33
MUTE 5
IN (L) 7 +
0
C3 1...
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