View la4275 datasheet:

Ordering number: EN 2237B Monolithic Linear IC LA4275 6.0 W AF Power Amplifier for Home Stereo, TV Use Features Package Dimensions unit : mm . Small-sized package of 7-pin SIP . High power and low distortion 3075-SIP7H PO = 6.0 Wat VCC = 25 V, RL = 8 ?, f = 1 kHz, THD = 1.0% [LA4275] THD = 0.1% at VCC = 25 V, RL = 8 ?, f = 1 kHz, PO = 2 W . Minimum number of external parts required (no bootstrap capacitor required) . Low pop noise at the time of power switch ON/OFF . Excellent ripple rejection (55 dB typ.) . Wide operating voltage range (10 V to 32 V) . Protector against abnormalities built in (thermal shutdown, overvoltage) SANYO : SIP7H Specifications Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Maximum supply voltage VCC max Quies