TDA7264 STMicroelectronics

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 with V = 20 V and THD = 10% S No pop at turn on/off Multiwatt8 Mute (pop-free) Standby feature (low I ) q Description Few external components The TDA7264 is class-AB dual audio power Short-circuit protection amplifier assembled in a Multiwatt package. Thermal overload protection 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 Packaging TDA7264 0 to 70 C Multiwatt8 Tube Figure 1. Applications circuit +V S 1000F 15K 1F +V S MUTE/ 2 ST-BY 4 IN (L) 6 + 3 OUT (L) 1F - 4.7 RL (L) 100nF 15K 18K GND 7 +5V P 1F - 1 OUT (R) IN (R) 8 + 5 4.7 RL (R) -V S 1000F 100nF D94AU069A July 2009 Doc ID 1477 Rev 6 1/14 www.st.com 14 Pin description TDA7264 1 Pin description Figure 2. Pin connection (top view) 8 IN (1) 7 GND 6 IN (2) 5 -V S 4 MUTE/ST-BY 3 OUTPUT (2) 2 +V S 1 OUTPUT (1) Tab connected to pin 5 D94AU096 2/14 Doc ID 1477 Rev 6