Audio Output TIP42C PNP Complementary Transistor from China
TIP42C PNP complementary to TIP31C for push-pull audio output stages, operated at <1W with proper heatsinking. Paired with NPN for balanced Class AB amplifiers under HTS 8541.21.00.95. Professional audio power requirements.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Complementary NPN/PNP matching Vbe specs for thermal runaway prevention
• Quiescent current stability documentation for Class AB operation
• SOA (Safe Operating Area) for audio sine wave loading essential