Stk412530 Datasheet |top| -

Requires a dual-rail power supply (Vcc+ and Vcc-). It operates with a "high" and "low" voltage rail system characteristic of Class H designs to improve thermal efficiency. Load Impedance: Optimized for 6Ω to 8Ω speakers.

While you should always consult the official manufacturer datasheet for exact tolerances, here are the typical operating parameters for the STK412530 series: stk412530 datasheet