TDA7264
25 W + 25 W stereo amplifier with mute and standby
Features
Wide supply voltage range (up to ±22.5 V)
Split supply
High output power
– 25 W + 25 W into 8 Ω
with VS = ±20 V and THD = 10%
No “pop” at turn on/off
Mute (“pop”-free)
Standby feature (low Iq)
Few external components
Short-circuit protection
Thermal overload protection
Multiwatt8
Description
The TDA7264 is class-AB dual audio power
amplifier assembled in a Multiwatt package.
It is specially designed for high-quality sound
applications such as hi-fi music centers and
stereo TV sets.
Table 1. Device summary
Order code
Operating temperature
Package
TDA7264
0 to 70 °C
Multiwatt8
Packaging
Tube
Figure 1. Applications circuit
15K 1µF
MUTE/
ST-BY 4
IN (L) 6
1µF
+5V
µP
15K
18K
GND 7
+VS
+VS
2
1000µF
+
3 OUT (L)
-
4.7Ω
100nF
RL (L)
1µF
IN (R) 8
D94AU069A
-
+
5
-VS
1000µF
1 OUT (R)
4.7Ω
100nF
RL (R)
July 2009
Doc ID 1477 Rev 6
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