TDA7267A

® TDA7267A 3W MONO AMPLIFIER CAN DELIVER 3W THD 10% 14.5V/8Ω INTERNAL FIXED GAIN 32dB NO FEEDBACK CAPACITOR NO BOUCHEROT CELL THERMAL PROTECTION AC SHORT CIRCUIT PROTECTION SVR CAPACITOR FOR BETTER RIPPLE REJECTION LOW TURN-ON/OFF POP STAND-BY MODE PowerDIP 8+8 ORDERING NUMBER: TDA7267A DESCRIPTION The device TDA7267A is a new technology Mono Audio Amplifier in PowerDIP package specifically designed for TV application. Thanks to the fully complementary output configuBLOCK DIAGRAM ration the device delivers a rail to rail voltage swing without need of boostrap capacitors. VS 1 C1 0.1µF IN VS=14.5V C4 100µF IN 4 + - 2 C5 470µF OUT 8Ω SVR 3 C3 47µF S-GND 6 9 to 16 P-GND D98AU827 June 1998 1/7 TDA7267A ABSOLUTE MAXIMUM RATINGS Symbol VS IO Top Tj Tstg Operating Supply Voltage Output Put Peak Current Operating Temperature Range Junction Temperature Storage Temperature Range Parameter Value 18 1.5 0 to 70 150 -40 to 125 Unit V A °C °C °C PIN CONNECTION (Top view) VS OUT SVR IN N.C. S-GND N.C. N.C. 1 2 3 4 5 6 7 8 D98AU829 16 15 14 13 12 11 10 9 P-GND P-GND P-GND P-GND P-GND P-GND P-GND P-GND Rth with "on Board" Square Heat Sink vs. Copper Area THERMAL RESISTANCE JUNCTION TO AMBIENT(˚C/W) D98AU830 Example of heatsink using PC board copper 54 52 50 48 46 44 42 40 38 36 34 0 2 4 6 8 10 12 ON BOARD HEAT-SINK AREA (sq.cm) 2/7 TDA7267A THERMAL DATA Symbol Rth j-amb Rth j-case Parameter Thermal Resistance Junction to ambient Thermal Resistance Junction to ca...