TDA7265B Datasheet, PDF (1/18 Pages) STMicroelectronics – 30 W + 30 W stereo amplifier with mute and standby

TDA7265B
30 W + 30 W stereo amplifier with mute and standby
Features
■ Wide-range supply voltage (up to ± 35 V ABS
max.)
■ Split supply
■ High output power
■ 30 W + 30 W at THD=10%, R_L = 8 Ω, V_S ± 23 V
■ 25 W + 25 W at THD=1%, R_L = 8 Ω, V_S ± 23 V
■ No “pop” at turn-on/off
■ Mute (“pop-free”)
■ Standby feature (low I_Q)
■ Short-circuit protection
■ Thermal overload protection
Multiwatt11 (vertical)
applications such as home entertainment
systems and stereo TV sets.
The device is pin-to-pin compatible with the
TDA7265, TDA7269A and TDA7292.
Description
The TDA7265B is class-AB dual audio power
amplifier assembled in the Multiwatt package,
especially designed for high-quality sound
Table 1. Device summary
Order code
Package
TDA7265B Multiwatt11 (vertical)
Packing
Tube
Figure 1. Typical application circuit in split supply
+V_S
15K 1µF
MUTE/
ST-BY ₅
IN (L) 7
1µF
+5V
µP
15K
18K
GND 9
1µF
IN (R) 11
D94AU085
1000μF
3
+
4 OUT (L)
-
18K
4.7Ω
8 IN- (L)
100nF
560Ω
10 IN- (R)
560Ω
18K
-
2 OUT (R)
+
1
6
-V_S
4.7Ω
100nF
1000mF
RL (L)
RL (R)
December 2011
Doc ID 022601 Rev 1
1/18
www.st.com
1