BC337-40 NPN Audio Transistor
BC337-40 offers medium current (800mA) with hFE=400-625 for audio output stages and high gain applications, dissipation 625mW max. HTS 8541.21.00.95 for low-power gain transistors. Used in preamplifiers and small audio amplifiers.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If microphone amplifier assemblies
Complete mic preamp boards with transistors become microphone parts.
If musical instrument amplifiers
Transistors designed for musical amps classified under recorded media players.
If part of telecom transmission apparatus
Voice processing transistors go to telecom parts subheading.
Not sure which classification is right?
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Import Tips & Compliance
• Specify hFE grouping (25-250, 40-630 variants) for accurate inventory matching
• Audio grade requires low noise certification for professional applications
• Thermal runaway protection data critical for parallel audio configurations
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