NCP2809BMUTXG ON Semiconductor

NCP2809 Series Audio Power Amplifier, Stereo Headphone 135 mW The NCP2809 is a costeffective stereo audio power amplifier capable of delivering 135 mW of continuous average power per channel into 16 loads. NCP2809 Series V P 1 FC S V P 20 k C I 20 k IN L AUDIO - OUT L INPUT + 390 nF HEADPHONE JACK V P BYPASS LEFT BYPASS OUT I V + MC BRIDGE - SLEEVE C 1 F bypass REF I RIGHT OUT R C + I AUDIO IN R - INPUT 20 k 390 nF 20 k SHUTDOWN SHUTDOWN V IH CONTROL V M V IL Figure 1. NCP2809A Typical Application Schematic without Output Coupling Capacitor (NOCAP Configuration) V P 1 FC S V 20 k P C I 20 k IN L 220 F AUDIO - OUT L + HEADPHONE JACK INPUT + 390 nF V P C BYPASS out LEFT OUT I + NC - BYPASS V MC REF I BRIDGE SLEEVE 1 F NC RIGHT 220 F OUT R C + + I AUDIO IN R - INPUT C out 20 k 390 nF 20 k SHUTDOWN SHUTDOWN V IH CONTROL V V IL M Figure 2. NCP2809A Typical Application Schematic with Output Coupling Capacitor TIP RING SLEEVE (LEFT) (RIGHT) Figure 3. Typical 3Wire Headphone Plug